Tuesday, May 30, 2023

Computer 51-100 MCQs

Computer



51. What characteristic of read-only memory (ROM) makes it useful?

a. ROM information can be easily updated
b. Data in ROM is non-volatile, that is, it remains there even without electrical power
c. ROM provides very large amounts of inexpensive data storage
d. ROM chips are easily swapped between different brands of computers





52. What do you call the programs that are used to find out possible faults and their causes?

a. Operating system extensions
b. Cookies
c. Diagnostic software
d. Boot diskettes





53. Which programming languages are classified as low level languages?

a. BASIC, COBOL, Fortran
b. Prolog
c. C, C++
d. Assembly languages





54. Which of the following is not anti-viruses software?

a. Avira
b. Kaspersky
c. Oracle
d. McAfee





55. What does DMA stand for?

a. Distinct Memory Access
b. Direct Memory Access
c. Direct Module Access
d. Direct Memory Allocation





56. Which of the following is a storage device?

a. Tape
b. Hard Disk
c. Floppy Disk
d. All of the above





57. When did John Napier develop logarithm?

a.1416
b. 1614
c. 1641
d. 1804





58. MIS is designed to provide information needed for effective decision making by?

a. Consumers
b. Workers
c. Foremen
d. Managers





59. ASCII stands for ________ ?

a. American Stable Code for International Interchange
b. American Standard Case for Institutional Interchange
c. American Standard Code for Information Interchange
d. American Standard Code for Interchange Information





60. Which of the following is first generation of computer?

a. EDSAC
b. IBM-1401
c. CDC-1604
d. ICL-2900





61. IBM 1401 is ________ ?

a. First Generation Computer
b. Second Generation Computer
c. Third Generation Computer
d. Fourth Generation Computer





62. Chief component of first generation computer was ________ ?

a. Transistors
b. Vacuum Tubes and Valves
c. Integrated Circuits
d. None of above





63. Second Generation computers were developed during ________ ?

a. 1949 to 1955
b. 1956 to 1965
c. 1965 to 1970
d. 1970 to 1990





64. The computer size was very large in ________ ?

a. First Generation
b. Second Generation
c. Third Generation
d. Fourth Generation





65. Microprocessors as switching devices are for ________ generation computers?

a. First Generation
b. Second Generation
c. Third Generation
d. Fourth Generation





66. Which of the following devices can be used to directly image printed text?

a. OCR
b. OMR
c. MICR
d. All of above





67. The output quality of a printer is measured by ________ ?

a. Dot per inch
b. Dot per sq. inch
c. Dots printed per unit time
d. All of above





68. In analogue computer _______ ?

a. Input is first converted to digital form
b. Input is never converted to digital form
c. Output is displayed in digital form
d. All of above





69. In latest generation computers, the instructions are executed _________ ?

a. Parallel only
b. Sequentially only
c. Both sequentially and parallel
d. All of above





70. Who designed the first electronics computer - ENIAC?

a. Van-Neumann
b. Joseph M. Jacquard
c. J. Presper Eckert and John W Mauchly
d. All of above





71. Who invented the high level language "C"?

a. Dennis M. Ritchie
b. Niklaus Writh
c. Seymour Papert
d. Donald Kunth





72. Personnel who design, program, operate and maintain computer equipment refers to ________ ?

a. Console-operator
b. Programmer
c. Peopleware
d. System Analyst





73. An error in software or hardware is called a bug. What is the alternative computer jargon for it?

a. Leech
b. Squid
c. Slug
d. Glitch





74. Modern Computer are very reliable but they are not ________ ?

a. Fast
b. Powerful
c. Infallible
d. Cheap





75. Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards?

a. Daughter board
b. Motherboard
c. Father board
d. Breadboard





76. What is meant by a dedicated computer?

a. Which is used by one person only
b. Which is assigned one and only one task
c. Which uses one kind of software
d. Which is meant for application software





77. The system unit of a personal computer typically contains all of the following except:

a. Microprocessor
b. Disk controller
c. Serial interface
d. Modem





78. A computer program that converts an entire program into machine language is called a/an ________ .

a. Interpreter
b. Simulator
c. Compiler
d. Commander





79. A small or intelligent device is so called because it contains within it a ________ ?

a. Computer
b. Microcomputer
c. Programmable
d. Sensor





80. A fault in a computer program which prevents it from working correctly is known as ________ ?

a. Boot
b. Bug
c. Biff
d. Strap





81. A self replicating program, similar to a virus which was taken from a 1970s science fiction novel by John Bruner entitled the Shockwave Rider is ________ ?

a. Bug
b. Vice
c. Lice
d. Worm





82. Unwanted repetitious messages, such as unsolicited bulk e-mail is known as _______ ?

a. Spam
b. Trash
c. Calibri
d. Courier





83. DOS stands for ________ ?

a. Disk Operating System
b. Disk Operating Session
c. Digital Operating System
d. Digital Open System





84. Who is the Current CEO of Microsoft?

a. Babbage
b. Bill Gates
c. Bill Clinton
d. Satya Nadella





85. Which of the following are input devices?

a. Keyboard
b. Mouse
c. Card reader
d. All of these





86. Examples of output devices are?

a. Screen
b. Printer
c. Speaker
d. All of these





87. Which of the following is also known as brain of computer?

a. Control Unit
b. Central Processing Unit
c. Arithmetic and language unit
d. Monitor





88. ________ translates and executes program at run time line by line?

a. Compiler
b. Interpreter
c. Linker
d. Loader





89. RAM stands for ________ ?

a. Random Origin Money
b. Random Only Memory
c. Read Only Memory
d. Random Access Memory





90. 1 Byte = ________ ?

a. 8 bits
b. 4 bits
c. 2 bits
d. 9 bits





91. BIOS stands for ________ ?

a. Basic Input Output System
b. Binary Input Output System
c. Basic Input Off System
d. All of above





92. Father of "C" programming language?

a. Dennis Ritchie
b. Prof John Keenly
c. Thomas Kurtz
d. Bill Gates





93. The instructions that tell a computer how to carry out the processing tasks are referred to as computer ________ ?

a. programs
b. processors
c. input devices
d. memory modules





94. An area of a computer that temporarily holds data waiting to be processed is ________ ?

a. CPU
b. Memory
c. Storage
d. File





95. ________ is the key to close a selected drop-down list; cancel a command and close a dialog box.

a. TAB
b. SHIFT
c. ESC
d. F10





96. ________ is the key we use to run the selected command?

a. SHIFT
b. TAB
c. ENTER
d. CTRL





97. ________ is the functional key to display save-as box?

a. F5
b. F6
c. F9
d. F12





98. Data becomes ________ when it is presented an a format that people can understand and use.

a. Processed
b. Graphs
c. Information
d. Presentation





99. The term ________ designates equipment that might be added to a computer system to enhance its functionality.

a. digital device
b. system add-on
c. disk pack
d. peripheral device





100. A ________ is a microprocessor-based computing device?

a. Personal Computer
b. Mainframe
c. Workstation
d. Server

No comments:

Post a Comment