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Rawalpindi Board 2nd year Computer Science all past papers MCQS.

Rawalpindi Board 2nd year Computer Science all past papers MCQS.

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1. The process of arranging data in a logical sequence is called:

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2. A logical group of character is a:

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3. Multiples copies of the same data is referred to as:

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4. Which programming structure executes program statements in order:

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5.

What is the value of ‘X’ after executing the following code? for(x=1;x<=7;x++)

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6. The loop which never end is called:

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7. In switch statement , the case block ends with:

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8. Which loop structure always executes at least once?

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9. Which of follwing is not a loop structure in c:

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10. Duplicate data in multiple data files is called:

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11. stdio stand for:

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12. _______ is not a database object:

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13. The output of a query is in the form of a:

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14. In the statement FILE*FT, the*represents to:

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15. Formal arguments are also called:

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16.

What is the final value of I after executing the code : for(int i=1;i<=5;i+=2)

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17. What is the variable that is used by function to receive an argument:

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18. The example of popular DBMS is :

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19. A funtion does not return any value has return type

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20. The first line of funtion defination is know as:

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21. In 3nf ,a non key attribute must not depend on a:

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22. In which loop condition comes after the body of loop:

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23. To find all names start with M from student table ,the criteria is:

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24. int is a____ in c?

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25. The data or information that describes an entity is called :

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26. In MS access ,table contains:

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27. Format specifier is started with symbol:

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28. Which of the following format specifier is used for character data type?

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29. The smallest meaning full unit of data in a database is called:

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30. The graphical query tool is know as :

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31. The output of compiler is:

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32. A constraint between two attributes is called:

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33. Function used for I/O are stored in:

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34. which of the follwing is used to associate entities with one another:

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35. Which operation is performed by relational operator:

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36. The process of converting source code into object code is know as:

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37. One execution of a loop is know as a(n):

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38. Which data type is used to define a field that consist of only number to be used in calculations?:

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39. Conditional operator is an alternative of:

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40. The output of compiler is called:

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41. A form within another form is called:

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42. Switch statement is an alternative of:

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43. The programming structure used for a computer making decision is:

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44. Which function is used to display output on screen in C-language?

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45. In if statement false is represented by:

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46. Which function is used write character to a file:

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47. Different attributes in two different tables having same name are called:

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48. The lowest level of programming is called:

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49. The manipulated and processed data is called:

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50. The”.exe” file is produced by:

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51. In c,the maximum length of variable name is:

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52. How many types of loop structure are in C -language?

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53. An attribute is also know as:

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54. A table is a two dimensional structure that consist of:

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55. Which statement is used for making two decision

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56. The format specifier %f is used for:

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57. Microsoft access save the database with the extension:

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58. If x=2 and y=3 , what will be the output of the expression :x>y?x+y:x*y;

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59. The foreign key is found in:

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60. Which form of dependency removed in 2nf?

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61. A person name ,birthday and social security number are example of:

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62. Which of the fallowing may be temporary file:

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63. While loop is also called:

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64. In visual basic variable cannot contain:

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65. A file is stored in :

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66. One execution of a loop is know as(n):

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67. Which of the fallowing escape sequence can be used to begin a new line in c?

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68. A virtual table that is constructed from the other table is called:

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69. In which loop , statement terminators is a part of its syntax:

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70. Merging the relation is also know as:

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71. Relational operator allow you to:

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72. Which of the following function is used to write a character to a file:

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73. Relational operator allow you to _________ numbers:

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74. ____ is a loop statement:

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75. The “exe” file in visual basic is produced by:

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76. A funtion can return ________ value:

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77. Which data type is the default data type:

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78. A set of related files created and managed by a DBMS is called:

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79. In E-R diagram a rectangle represents:

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80. Which keyword is not used in switch statement:

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81. Which of the fallowing function is used to copy a string to an array of characters:

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82. Which of the fallowing is valid character constant:

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83. A loop with in a loop is called:

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84. In counter loop it is important to declare________ and counter variable :

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85. The number of bytes used by int data type in c is :

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86. A record may be based on :

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87. The maximum length of a text type field in MS-excess is:

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88. The data type in C that can handle fractional values is called:

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89. In relational database a table is also called:

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90. A memory location with some data that can be changed is called:

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91. A database consist of various components called:

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92. Which is a loop stunt:

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93. The case block ends with:

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94. The extension of image file is:

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95. In relation database, a single piece if information is called:

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96. Each separate piece of information stored in a record is called:

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97. Variables and constant name cannot contain a(n):

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98. Which statment is used to move the control to the start of loop body:

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99. Which mode open only an existing file for both reading and writing:

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100. The default size of a text data type field is:

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101. Which of the following is a one -to-many relations :

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102. The extension of C source program is:

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103. which of the fallowing is used to associate entries with one another:

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104. In 2nf , which form of dependency is removed:

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105. Which of the fallowing is used associate entities with one another:

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106. The column of a table is know as:

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107. The extension of a header file is:

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108. Which file is used to store information that remain constant for a long time:

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109. In an E_R diagram , a rectangle represent:

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110. An array script should be:

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111. Global variable are created in:

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112. Conditional operator takes :

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113. A built-in function:

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114. Which is numeric data type with decimal point:

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115. In if statement, true is represented by:

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116. _______ form of dependency removed in 3nf:

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117. a+=b is equal to:

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118. Which form of dependency is removed in 3NF:

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119. The fopen() funtion used_________ parameters?

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120. The target code produce by the compiler is:

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121. Another term for conditional operator:

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122. Which form property will put text into title bar of the form:

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123. A primary key that consists of more than one attribute is called:

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Rawalpindi Board 2nd year Computer Science Chapter 1

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Rwp_2nd_cs_1

Rawalpindi Board 2nd year Computer Science Chapter 1

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1. Manipulation of data to achieve the required objectives and result is called

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2. A collection of related fields is called:

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3. A collection of data that consists of name, address and email of a person is called:

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4. A record in a database is the information refers to:

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5. A logical grouping of character is a

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6. A field is to a record as

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7. a database containing all students in a class would store basic data of students in

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8. A data base containing all students in a class would store the information of individual students in

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9. Which of the following is also known as data set

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10. A set of related files created and manage by a (DBMS) is called

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11. Which of the following is an example of a database

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12. Which of the following used to describe the structure of a database

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13. Which of the following data model is more flexible

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14. Which of the following type of file require largest processing time

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15. Which of the following may be a temporary file?

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16. SQL is a(n)

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17. SQL stands for

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18. SQL can be used to

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19. The type of files from functional point of view include

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20. Which file is used to store information that remains constant for a long time

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21. Which of the following file is used to store additional copy of data

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22. Which of the following file consist the software instructions

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23. The extension of program file is

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24. Which of the following is an image file extension

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25. The extension for a video file is

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26. The  extension of audio files is

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27. The file name and the extension are separated by a

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28. In “‘program.txt” , ‘txt” is the:

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29. Word processor can save documents using the following extensions EXCEPT

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30. The type of files from storage point of view include:

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31. The problem synonym occurs in:

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32. The process in which the contents are accessed in a sequence is called:

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33. A database is an organized collection of related data

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34. The objectives of database management systems include:

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35. The most commonly used database model in current database development is:

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36. Which of the following data model has general shape of an organization chart?

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37. Which data models creates parent-child relationships B/T data elements and restricts each child?

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38. Which data models creates parent-child relationships b/t data elements and have more than 2parents

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39. Information sharing means that:

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40. A program whose job is to store and retrieve user data in the database is called:

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41. The database system is composed of four major parts:

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42. Data that causes inconsistency lacks:

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43. In a database processing system:

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44. Which one of the following is an advantage of database management approach?

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45. DBMS stands for:

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46. Which of the following is NOT an advantage of database systems?

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47. Which of the following enables user to modify data without affecting existing program that use them

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48. Database application contain procedures for:

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49. Which of the following is related to a component of database system?

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50. Which of the following database models is often referred to as an Inverted Tree?

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51. The major component of DBMS is called

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52. Duplicate data in multiple data file is:

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53. The description of structure and organization of data in a database is contained in:

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54. A request for information from a database in database terminology is called

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55. A printed or on screen display of data or information in the database is called an:

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56. The name for the software to build reports that summarize data from a database is:

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57. Which of the following is not a database management system

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Rawalpindi Board 2nd year Computer Science Chapter 2

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Rwp_2nd_cs_2

Rawalpindi Board 2nd year Computer Science Chapter 2

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1. DBA stands for:

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2. A key strictly used for data retrieval purposes is called:

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3. Who is responsible to design, implement and maintain a databases?

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4. A table in which the foreign key is found is called:

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5. Which of the following is also known as control key?

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6. A primary key that consists of more than one attribute is called

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7. An attribute in relation used as the primary key of another relation in the same database is called

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8. A candidate key is:

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9. Which field is the most appropriate primary key?

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10. Which of the following can be a primary key

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11. How many primary keys can a table have?

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12. Which of the following is NOT a good primary key?

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13. Which of the following describes the primary key?

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14. A key is:

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15. Which of the following are properties of relations?

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16. An index can used to:

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17. Which of the following is NOT a characteristic of relations?

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18. The data or information that describes an entity is called:

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19. A person, place, thing or event about which data is kept in the database is called

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20. A row of a relation is called:

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21. A relation is also known as:

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22. An attribute is also known as a:

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23. A table is a two-dimensional structure that consists of:

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24. A two-dimensional table of data is called:

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25. A table should have:

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26. The foreign key is found in:

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27. The Columns of a table correspond to

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28. SQL is used for:

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29. CREATE command is used to create:

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30. A virtual table that is constructed from other tables is called:

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31. The number of characters in fixed-length field is

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32. The views are used:

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33. Views are also called:

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34. The SQL statement to create a view is:

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35. All the intersection of rows and columns must have:

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36. The rows of a relation can be of order.

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37. Insert command is used to insert:

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