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FB_CS_2nd_Ch1
Federal Board Computer Science Part 2 Chapter 1 MCQS
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1) a process can be
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2) _____refers to the ability of an operating system to support multiple threads of execution within a single process
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3) a______ is a sequence of instruction in a program that is independent of other thread
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4) which of the following is also called as lightweight process
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5) when process is having all the resources except processor then it is considered in which of the following state
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6) a process is in________state when it is waiting for i/o to be completed
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7) suppose the a process is in “blocked state” waiting for i/o service. when the service is completed it goes to the
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8) which of the following is also known as waiting state
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9) the various state of process are
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10) which of the following is not a state of process
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11) which of the following is considered as the unit of work in a system
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12) a process is called
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13) a program in execution is called
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14) the compilation process of C++ program creates a
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15) windows operating system uses______files as command prompt
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16) the process of assigning computer resources to certain programs is called
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17) the process of allocating main memory to programs and keeping the program in memory separate from one another is called
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18) which command in DOS is used to display directory and file in the directory
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19) which command in DOS is used to transfer a files from one pc to another
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20) DEL command is used to ____
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21) which of the following is not a DOS command
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22) DOS is a______ operating system
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23) in DOS a user communicates with the operating system by issuing
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24) which operating system provides only a command line user interface
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25) dos was developed in
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26) DOS
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27) all of the following are desktop operating system EXCEPT
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28) the operating system manages
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29) which of the following act as an interface between the user and the hardware
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30) UNIX operating system is an _____
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31) Mac os is an operating system for ____ compuer
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32) DEL command is used to
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33) which of the following is considered as computer resource
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34) the operating system manages
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35) which of the following acts as an interface between the user and the hardware
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36) the most important software needed for a computer to function are
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37) what is the name given to the organized collection of programs that controls the overall operation of a computer
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38) The operating system is a example of
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39) Which operating system is used in home appliances?
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40) In which operating system, same types of jobs are grouped together and executed one by one?Â
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FB_CS_2nd_Ch2
Federal Board Computer Science Part 2 Chapter 2 MCQS
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1. ________ symbols are used to connect one symbol of flowchart to another.Â
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2. Which of the following is not a type of feasibility study?Â
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3. The type of conversion in which individual components of the new system are used one by one is called:
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4. Coding is also called________.Â
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5. The__________ is the person who writes program into programming language.Â
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6. The person who will use the information system directly or will use the information produced by the system is called___________.Â
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7. _________ manages the system development, assign staff, manage the budget and reporting and ensure that deadlines are mwt.Â
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8. _________Â typically have many years of systems analysis or programming experience and provide leadership in software development efforts.Â
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9. The________ phase involves monitoring, evaluating, repairing and improving the system throughout the lifetime of the system.Â
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10. What is the final phase in system development life cycle?Â
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11. The type of conversion in which both new and old systems operate together for a period of time is called:
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12. The type of conversion in which a subset of users migrates to new system while others continue to use old one until the new system starts working correctly is called:
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13. The process of training personnel to use the new systems is done during.Â
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14. Translating the algorithm into a programming language occurs at the_________ phase of SDLC.Â
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15. ________ is the process of writing the instructions that a computer will follow to perform the task.Â
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16. In__________ phase, developers start to build the entire system by writing code using the selected programming language.Â
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17. The decision symbol in a flowchart indicates:
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18. The rectangle symbol in a flowchart indicates:
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19. Flowchart is a_________ representation of steps to solve a problem:Â
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20. Which of the following task are performed by most of the algorithms?
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21. An algorithm is a:
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22. A set of steps that describes what a program must do to complete a task is known as:
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23. In design phase, which of the following is the primary area of concern.
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24. A project is ________ if the technology required to complete is available.
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25. What comes after design phase in SDLC?
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26. A______ is conducted to find out whether the proposed system is possible, affordable and acceptable for the organization.
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27. _______ is the process of studying the current system and proposing an alternative replacement system.
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28. Which phase of SDLC is used to develop the project plan?
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29. _______ is the systematic arrangement of tasks to accomplish an objective.
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30. SDLC stands for:
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31. The term_______ refers to the people who have an interest in the successful implementation of the system.
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32. Which of the following is not a phase in system development life cycle?
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33. A________ is set of components to collect, create, store, process and distribute information.
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34. The_________ determines whether the project should go forward.
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35. The entities having a positive or negative influence in the project completion are known as
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36. ______spends most of their time in the beginning stages of the SDLC, talking with end users, gathering requirements, documenting systems and proposing solutions.
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37. Enhancements, upgradation and bugs fixation are done during the       step in the SDLC.
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38. The first step in the system development life cycle is:
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39. The organized process or set of steps that needs to be followed to develop an information system is known as:
The average score is 60%
FB_CS_2nd_Ch4
Federal Board Computer Science Part 2 Chapter 4 MCQS
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1. A while loop is more appropriate to use than a for loop when:
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3. In which situation a for loop is more appropriate to use?
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4. Which of the following transfers control to the beginning of the loop, skipping the remaining statements?
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5. Which of the following can be used to replace switch statement?
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6. Which of the following can be used to replace ternary operator?
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7. How is multiple-statement for loop terminated?
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8. How is a single-statement for loop terminated?
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9. In which sequence the while loop is executed:
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10. If the value of a=15 and b=10 what would be the output of the expression a>b?a-b:a+b;
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11. If the value of x=10 and y=5 then what would be the output of the expression? x>y? x*y:x+y;
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12. When is for loop more appropriate than while loop?
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13. The switch statement is very similar to the:
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14. The keyword ‘break’ cannot be used within:
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15. Which of the following is a loop statement?
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16. Semicolon is placed at the end of condition in:
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17. If you want a user to enter exactly 20 values, which loop would be the best to use?
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18. This means to increase a value by one:
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19. A for loop contains three expressions: initialization, condition and:
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20. The number of expressions in for loop are:
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21. This statement is used to skip some statements inside loop.
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22. A loop within a loop is called:
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23. This statement causes a loop to terminate early?
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24. The statements within curly braces in a loop is known as loop:
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25. In which loop the condition comes after the body of the loop?
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26. In which loop the condition comes before the body of the loop:
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27. Which loop structure always executes at least once?
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28. It is the simplest loop in c++ language:
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29. Which of the following loop is available in c++?
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30. How many types of loop structures are available in c++?
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31. One execution of loop is known as a(n):
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32. These are used to repeat the execution of specific block of statements:
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33. It is used when program requires more than one test expression
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34. Which of the following are valid case statements in a switch?
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35. The code under this statement is executed when the input does not match to any case in switch statement.
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36. How many times is the test expression of a switch statement evaluated?
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37. Switch statement is alternative of:
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38. The case block ends with:
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39. It is not part of switch statement:
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40. The case is used with:
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41. The conditional operator is alternative of:
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42. Which operator in C++ is called a ternary operator?
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43. The conditional operator takes________ operands
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44. It is also known as conditional operator
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45. The statements to be executed is the test expression is false are written in the body of:
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46. In if statement, true is represented by:
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47. In if statement, false is represented by:
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48. In if statement, test expression is written within these symbols
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49. Which of the following is used for making two way decision?
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50. Which of the following is not a conditional statement?Â
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51. Another term for a computer making a decision is:
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52. How many types of control statements are used in programming?Â
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53. Which of the following is used to control the flow of execution in a program?Â
FB_CS_2nd_Ch5
Federal Board Computer Science Part 2 Chapter 5 MCQS
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1. 30.The strcmp() function will return_____ it string 1 and string 2 are same.
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2. 29.the _______ function is used to return the length of a string.
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3. If a string need to store 25 characters, how should it be defined to be a valid string?
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4. 27.Which is correct statement?
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5. 26.if char city[]=”Karachi”; then what will be the size of string variable city?
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6. 25.Which of the following is true about string?
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7. Which of the following C++ declarations will create a 2 dimensional integer array with 10 rows and 5 columns?
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8. 21.Assume int t[] = {1, 2, 3, 4}. What is t[4]?
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9. 21. A two-dimensional array can be viewed as:
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10. 20.Which of the following statements is valid?
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11. 19.Which of the following is a valid C++ array definition?
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12. 18. What is the output of the following C++ code?
int n[4] = (8, 7, 6, 3);
cout<
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13. 17.How many elements does the following array have?
int n[1000];
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14. 16. Which of the following declares an array of 10 elements and assigns the value 3.2 to the first element?
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15. 15.Which of the following is used to access a specific element of an array?
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16. 14.The index of an element in array is written within:
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17. 13. The total number of elements ln an array is called:
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18. 12. Each element of array has its own:
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19. 10.An array:
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20. 9._____is a group of consecutive memory locations with same name and data type
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21. 8.Which of the following functions is used to append a string on to the end of another
string?
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22. 7.Given the following:
int arr[3][4]=
{{12,0,5,10},
{7,8,19,30},
{33,1,2,22}};
Which of the following statements replaces 19 with 50?
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23. 6. Given the following:
int k[3][5]= {{3,10,12,27,12},
{21,20,18,25,1},
{15,16,17,44,4}};
What is in k[1][3]?
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24. 5. Which of the following Identifies the last element of array declared as int a[10][10]?
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25. 4.Which of the following Identifies first element in array named temp?
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26. 3. What is an array?
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27. What is the index number of last element of an array with 5 elements?
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28. which of the following is correct declaration of array
FB_CS_2nd_Ch6
Federal Board Computer Science Part 2 Chapter 6 MCQS
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1. 24.The statement int num[2][3]={{1.2}, {3,4}, {5, 6}};
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2. Observe the following function declaration and choose the best answer :
int divide (int a, int b=2)
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3. Variables inside parenthesis of function declarations have________ level access?
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4. Arguments of a functions are separated with:
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5. We declare a function with_________ if it does not have any return type.
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6. The phenomenon of having two or more functions in a program with the same names but different number and types of parameters in known as:
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7. What is the value of x after calling the following function?
int x;
fun(3,x);
void fun(int a, int & b)
{
b=a*5+1;
}
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8. In function overloading, the functions differ with:
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9. The process of declaring many functions with the same name is known as:
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10. The parameters are passed by reference by the symbol:
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11. The default parameter passing mechanism in c++ is:
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12. The declaration void fun(int x, int & y); is called:
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13. Which of the following is true about a function call?
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14. Memory is allocated to a local variable at the time of its:
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15. The local variables are also called:
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16. Global variables are created in:
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17. A variable declared outside any function is known as:
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18. A variable declared inside a function is known as:
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19. The scope of a variable refers to:
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20. Which keyword is used by a function to return a value?
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21. Which of the following is incorrect?
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22. Which of the following is used by a function to receive passed values?
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23. What happens when function is called?
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24. Parameters used with function call statement are called:
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25. Parameters used in the function header of a function definition are called:
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26. A function that does not return a value has the return type:
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27. The first line of function definition is known as:
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28. The statement that activates a function is known as:
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29. The function definition consists of:
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30. Function definition can be written:
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31. The process of sending an argument to a function is called:
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32. Which of the following is NOT a valid function declaration?
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33. In a c++ program, two functions can have:
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34. Which of the following is true about function prototype?
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35. Function declaration consists of:
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36. A built-in function:
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37. The pow() and sqrt() are examples of:
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38. Function prototype for built-in functions are specified in:
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39. The pre-defined functions that are part of c++ language are called:
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40. Another name for built-in function is:
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41. Which of the following is a type of function available in c++?
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42. Which of the following is the advantage of a function?
FB_CS_2nd_Ch7
Federal Board Computer Science Part 2 Chapter 7 MCQS
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1. In inheritance a class derived from more than one parent class is called
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2. If class A inherit from class Then B is called____of A . A is called_____of B
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3. The base class is also called
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4. The derived class is also called
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5. Which of the following class inherit all the capabilities of the base class
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6. ____is the mechanism that allows a class A to inherit properties of a class B
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7. The ability of a class to derive properties from a previously defined class is called
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8. The mechanism that binds code and Data together and keeps them secure from outside world is known as
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9. A class can have how many destructor
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10. The constructor with out parameters is called
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11. Which of the following functions of class can not take argument and has no return type
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12. Which of the following functions of class have argument but has no return type
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13. Which of the following functions of class is automatically executed when an object of the class is destroyed
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14. Which of the following is true about a constructor
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15. Which of the following functions of a class is automatically executed when an object of the class is created
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16. Member of class specified as _____ are accessible only to method of the class
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17. Which of the following specifier is used to access class member outside class
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18. Members of object are accessed with
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19. ____is a default access specifier for members of class in c++
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20. Which of the following are types of access specifier
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21. Which sections of a class can a member function of that class access
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22. Which of the following is a user defined Data type
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23. In c++ the functions of a class are called
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24. Data members are also called
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25. The attributes of a class are called
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26. In c++ object of the class is also called
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27. A programming technique in which program are written on the basis of object is called
FB_CS_2nd_Ch8
Federal Board Computer Science Part 2 Chapter 8 MCQS
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1. Inheritance is used to:
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2. Constructors are usually used for:
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3. The name of destructor is always preceeded by the symbol:
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4. Destructor is used for:
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5. A constructor is called whenever:
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6. In inheritance, a class derived from more than one parent class is called:
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7. If class A inherits from class B, then B is called___________ of A. A is called_______ of B.
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8. The base class is also called:
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9. The derived class is also called:
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10. Which of the following class inherits all the capabilities of the base class?
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11. _________ is the mechanism that allows a class A to inherit properties of a class B.
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12. The mechanism that binds code and data together and keeps them secure from outside world is known as:
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13. A class can have how many destructor?
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14. The constructor without parameter is called?
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15. Which of the following functions of class cannot take arguments and has no return type?
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16. Which of the following functions of class have arguments but has no return type?
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17. Which of the following functions of class is automatically executed when an object of the class is destroyed?
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18. Which of the following is true about a constructor?
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19. Which of the following functions of class is automatically executed when an object of the class is created?
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20. Member of a class specified as __________ are accessible only to method of the class.
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21. Which of the following specifiers is used to access class members outside the class?
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22. Members of objects are accessed with.
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23. __________ is a default access specifier for members of class in c++.
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24. Which of the following are types of access specifiers?
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25. Which of the following is a user defined data type?
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26. Which sections of a class can a member function of that class access?
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27. The object of a class contains:
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28. Data member is also called?
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29. In C++, the function of a class are called?
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30. The attributes of a class are called?
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31. In c++, object of the class is also called?
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32. A programming technique in which programs are written on the basis of objects is called:
FB_CS_2nd_Ch9
Federal Board Computer Science Part 2 Chapter 9 MCQS
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1. What is use of eof()?
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2. Which of the following is the correct syntax of closing a file in C++?
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3. Which of the following function is used to write a single character to a file?
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4. Which of the following function is used to read data character by character from file?
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5. The classes Ifstream, ofstream and fstream are defined in:
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6. Which of the following is used to open a file in binary mode?
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7. Which of the following stream class is used to perform both Input and output file
operations?
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8. Which of the following stream class is used to perform input file operations?
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9. Which of the following is not a file opening mode?
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10. Which of the following are file handling operations?
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11. A file is stored In:
The average score is 18%
