Quiz 4 date 06/01/2023 admin 4 years ago Spread the love 0% 0 Quiz no 4 1 / 100 1) Which transmission allows data to travel in one direction at a time? a) Full Duplex transmission b) .Half Duplex transmission c) Simplex transmission.. d) Duplex transmission 2 / 100 2) A domain name is the text version of: a) IP address b) Hypertext c) HTML d) Hvperlink 3 / 100 3) The set of rules to exchange data in a communications network is called: a) Token b) Method c) Protocol d) Procedure 4 / 100 4) The frame rate is a factor in which of the following outputs? a) Graphics b) Text c) Audio d) Video 5 / 100 5) Expansion cards are inserted into: a) Buses b) CPU c) Plugs d) Slots 6 / 100 6) Which of the following is not a type of bus in computer? a) Control bus b) Address bus c) Timer bus d) Data bus 7 / 100 7) The types of files that can be attached to an e-mail message include: a) Graphics b) All c) Spreadsheets d) Text 8 / 100 8) A fiber-optic cable’s core is measured in: a) Inches b) Centimeters c) AWG d) Microns 9 / 100 9) Computers derive its basic strength from: a) All b) Memory c) Speed d) Accuracy 10 / 100 10) Which of the following is NOT a type of protocol? a) ARCnet b) FTP c) CCIT d) Ethernet 11 / 100 11) An example of non-numerical data is: a) Marks b) Roll No c) Address d) Bank balance 12 / 100 12) Which device is used to capture video using standard analog camcorder or VCR: a) Image recorder b) Digital camcorder c) Video captures card d) Video digitizer 13 / 100 13) DSL stands for a) Distance Server Line b) Domain System Line c) Digital subscriber Line d) Digital Subscriber Link 14 / 100 14) A discussion group to exchange information like science and computer is called: a) FTP b) E-Commerce c) Newsgroup d) Chatting 15 / 100 15) VGA is : a) Video Graphics Array b) Video Graphics Adapter c) Video Graphics Array d) Visual Graphics Array 16 / 100 16) Computer cannot boot if it does not have: a) Operating System b) Compiler c) Linker d) Interpreter 17 / 100 17) RAM stands for a) Remember all memory b) . Read and more memory c) Readily available memory d) Random access memory 18 / 100 18) A network that covers a limited geographic distance such as an office is called: a) MAN b) LAN c) WAN d) TAN 19 / 100 19) The technology of long-distance communication is known as: a) Mass communication b) Telecommunications c) Telegraphy d) Telephony 20 / 100 20) The output can be: a) Displayed on screen b) All c) Played through speakers d) Printed out 21 / 100 21) CU stands for: a) Computer Program b) Control unit c) Cache unit d) Computer Utility 22 / 100 22) Which of the following code can represent up to 65,536 symbols? a) ASCII b) EBCDIC c) BCD d) Unicode 23 / 100 23) How many characters ASCII 7-bit code can represent? a) 500 b) 128 c) 256 d) 364 24 / 100 24) The layer lies between the network layer and the application layer a) Transport layer b) Session layer c) Presentation layer d) physical layer 25 / 100 25) The CPU is housed in a single chip called: a) Graphic processor b) Language processor c) Data processor d) Microprocesso 26 / 100 26) A bus with 64 lines can carry ______of data: a) 32-bits b) 64-bytes c) 16-bits d) 64-bits 27 / 100 27) DW stand for : a) Double width b) Double wide c) Double word d) Digital word 28 / 100 28) A telephone conversation is’an example of:. a) Half-duplex transmission b) Simplex transmission c) .Duplex transmission d) Full-duplex transmission: 29 / 100 29) Which type of bus transmits control signal like ACKS? a) Address bus b) Control bus c) Data bus d) Serial bus 30 / 100 30) An identifiable location in memory where data are kept is called: a) Cell b) Address c) Location d) none of these 31 / 100 31) Software that is developed specifically for the company’s own use is called : a) System software b) Package software c) Custom software d) Device drivers 32 / 100 32) The device used to recieve data and information from computer includes: a) All b) Printer c) Speaker d) Monitor 33 / 100 33) The step that performs the actions given in the instructions is called: a) Execute b) Calculate c) Fetch d) Decode 34 / 100 34) Memory space in a computer is used to: a) Hold application programs b) All of the these c) Provide additional space as needed for programs or data d) Hold data and information temporarily 35 / 100 35) Multimedia can include the use of : a) Animation b) All c) Text d) Voice 36 / 100 36) Which of the following is NOT a benefit of computer networks? a) Connect people b) Reduce hardware costs c) Enable shared applications d) Produce high quality programs 37 / 100 37) PTCL is a: a) ISP b) Web browser c) Search engine d) Internet 38 / 100 38) All of the following are examples of pointing devices EXCEPT : a) Keyboard b) Touch screen c) Joystick d) Trackball 39 / 100 39) The network that connects different campuses of a college in city is an example of: a) WAN b) NAN c) MAN d) LAN 40 / 100 40) code is 7-bit or.8-bit code. a) EBCDIC b) Unicode c) BCD: d) ASCII 41 / 100 41) LAN does not use: a) Coaxial cable b) Fiber optic c) Twisted pair d) Telephone line 42 / 100 42) The bus used to connect the CPU to memory on the system board is called: a) Word bus b) System bus c) Processor bus d) Memory bus 43 / 100 43) Which of the following type of data is used to display actions and movement?. a) Video b) Audio. c) Image d) Text 44 / 100 44) An organized set of related components is called : a) Processing b) System c) Network d) SDLC 45 / 100 45) Transmission media are usually categorized as_ a) Guided or unguided b) Fixed or unfixed c) Baseband and broadband d) Good and bad 46 / 100 46) Which register holds base location of all executable instructions in the program? a) DS b) CS c) ES d) SS 47 / 100 47) The medium in which signals travel through a cable or wire is called: a) Guided media b) Unguided media c) International medias d) Local media 48 / 100 48) LCD stand for : a) Liquid Crystal Display b) Linear Crystal Display c) Linear Crystal Display d) Long Crystal Display 49 / 100 49) The process of training personnel to use the new systems is done during : a) Development b) Design c) Implementation d) Analysis 50 / 100 50) A tiny handle in the middle of the keyboard is called: a) . Trackball b) Graphic table c) . Pointing stick d) Mouse 51 / 100 51) A bit can represent how many different values : a) 3 b) 2 c) 5 d) 1 52 / 100 52) A common type of diagram in most project management software is : a) Gantt chart b) Data flow diagram c) System flowchart d) CASE tool 53 / 100 53) How many bits are in one byte : a) 3 b) 2 c) 4 d) 8 54 / 100 54) Which of following protocols are properly researched, designed and finally published as a standard? a) De jure b) De facto c) ISO d) CCIT 55 / 100 55) A gigabyte is equal to : a) 1024 megabytes b) One thousand kilobytes c) 1024×1024 megabytes d) One million megabytes 56 / 100 56) XGA supports the resolution up to: a) 640×400 b) 1024×768 c) 800×600 d) 640×480 57 / 100 57) The advantage of an LCD monitor is that it is: a) Lighter & Faster b) Color c) More compact d) Size 58 / 100 58) Which type of diagram shows how information flows through a system : a) DFD b) Logic flowchart c) Decision chart d) Gantt chart 59 / 100 59) Each set of bit pattern is called: a) ASCII b) Unicode c) Coding d) Code 60 / 100 60) Checking a computer program for errors is called: a) Running b) Correcting c) Bugging d) Debugging 61 / 100 61) The layer that defines the formats the data uses as it in transmitted on the communication line a) transport layer b) Session layer c) presentation layer d) physical layer 62 / 100 62) The number of frequencies that can fit on a link at one time is called: a) Demodulation b) Bandwidth c) Codec d) Modulation 63 / 100 63) Which device translates data into a form that the computer understands : a) Output b) Network c) Storage d) Input 64 / 100 64) Two types of display devices are____displays. a) Inkjet and Laser b) Flat-panel and CRT c) Impact and non-impact d) Stylus and puck 65 / 100 65) .The conversation over a walkie-talkie radio is-an example of: a) Half-duplex transmission. b) Duplex transmission c) Full-duplex transmission d) Simplex transmission 66 / 100 66) Which of the following is an example of packaged software : a) All b) MS power point c) MS excel d) MS word 67 / 100 67) Pixel is short for a) Place edit b) Picture elements c) Pictuer enters d) Page edit 68 / 100 68) Most data .transmitted over telephone lines uses:. a) Direct transmission b) Parallel transmission c) Serial transmission d) Sequential transmission 69 / 100 69) The resolution of a monitor depends on: a) All b) Dot pitch of the monitor c) Number of bits representing a pixel d) Number of pixels displayed 70 / 100 70) What happens first when CPU executes an instruction? a) Instruction fetch b) Decode instruction c) All d) Execute instruction 71 / 100 71) Which of the following has the fastest speed? a) EEPROM b) ROM c) SRAM d) Cache 72 / 100 72) Specifications on how the system willsatisfy its requirements are created during : a) Development b) Design c) Implementation d) Analysis 73 / 100 73) CPU stands for : a) Central programming unit b) Central product unit c) Central processing unit d) Computing program usage 74 / 100 74) How many types of network standard are there a) 4 b) 16 c) 2 d) 8 75 / 100 75) Which device uses light to determine the location of pencil marks on sheets? a) Stylus b) Bar-code reader c) Optical–mark reader d) MICR 76 / 100 76) The World Wide Web was introduced in: a) 1989 b) 2000 c) Mid-1970s d) 1960s 77 / 100 77) A collection of related web pages is called: a) Linking b) Web Pages c) Downloading d) Uploading 78 / 100 78) What is the main purpose of secondary storage devices? a) Temporary storage of data b) Permanent storage of data c) Calculating data d) Output of information 79 / 100 79) How many pairs of computers can simultaneously communicate on Ethernet LAN? a) 1 b) Multiple c) 3 d) 2 80 / 100 80) The layer is used to control how a bit-streams of data is sent and received over physical medium a) transport layer b) Presentation layer c) Session layer d) Physical layer 81 / 100 81) Two types of display devices are____displays. a) Impact and non-impact b) Stylus and puck c) Inkjet and Laser d) Flat-panel and CRT 82 / 100 82) Which of the following is a search engine? a) Internet explorer b) Google c) MIME d) Microsoft 83 / 100 83) The microphone converts the sound into: a) Software b) Mechanical signals c) Computer file d) Electrical signal 84 / 100 84) The arithmetic/logic unit performs the following a) Perform logical comparisons b) Perform arithmetic functions & Perform logical comparisons c) Control computer operations d) Perform arithmetic functions 85 / 100 85) The circuit board that connects the monitor to computer is called: a) Monitor adapter b) Monitor link c) Video adapter d) Network adapter 86 / 100 86) The mode that is like a two way street with traffic flowing in both direction at the.same time is ca a) Full Duplex transmission b) Half Duplex transmission c) Duplex transmission d) Simplex transmission 87 / 100 87) Which component is used to connect different parts of computer together? a) Bus Interconnection b) Power Supply c) Control Unit d) Main memory 88 / 100 88) The layer that provides services that directly support user application: a) Session layer b) transport layer c) Application layer d) Presentation layer 89 / 100 89) Data can be erased using ultraviolet rays written on: a) PROM b) EEPROM c) EPROM d) RAM 90 / 100 90) ISP stands for: a) Internet Service Provider b) Intranet’s Service Party c) Interlinked Services Provision d) International Service Provider 91 / 100 91) Computer is a combination of : a) software b) Knowledge c) Both a and b d) hardware 92 / 100 92) BCD code is a_ a) .8. b) 15 c) 32 d) 4. 93 / 100 93) In_______a node listens to bus for specified time and waits until node has completed transmission a) CSMA/CS b) CSMA/CD c) CSMA/CR d) CSMA/DR 94 / 100 94) A file that is sent along with an email is known as: a) Attachment b) Folder c) Header d) Document 95 / 100 95) Software that controls computing resources is called : a) Computing software b) Custom software c) System software d) Package software 96 / 100 96) A type of communication that sends data using flow control to synchronize data between sender a) Asynchronous transmission b) Isochronous c) .2 d) Synchronous transmission 97 / 100 97) The signals produced by a computer to send over phone line must be converted to: a) Low b) Digital c) Analog d) High 98 / 100 98) DNS stands for: a) Decimal Numeric System b) Dual Number System c) Domain Name System d) Decimal Number System 99 / 100 99) The dots that compose the image of a digital photograph are called: a) Dot matrix b) Pixels c) Digital points d) Resolution 100 / 100 100) What is another term for unguided media? 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