Computer science MCQs Online Computer MCQs 

Computer science MCQs | Computer MCQs

Computer science MCQs | Online Computer MCQs 

Basic and Advanced Computer MCQs and Computer Science MCQs for Entry tests. Online MCQs and quiz for IT exams. For basic Computer MCQ visit Basic Computer MCQs


Computer science MCQs


1- In computing OCR stands for?

(A) Optical Card Reader 

(B) Office Cash Receiver

(C) Optical Character Reader

(D) Online Computer Retrieval 


2- What is the abbreviation of IME?

(A) Input Method Editor

(B) Immediate Media

(C) Infinite Memory Engine

(D) Inside Microsoft Excel


3- What is the testing of a program’s component called? 

(A) Isolating Testing

(B) System Testing

(C) Pilot Testing

(D) Unit Testing


4- The word “Computer” taken from which language?

(A) Korean

(B) Portuguese

(C) Latin

(D) French


5- The output displayed on the computer monitor screen is?

(A) Hard copy

(B) Soft copy


(D) Screen copy


6- A set of eight bits called?

(A) Kilobyte

(B) Gigabyte

(C) Megabyte

(D) Byte


7- The abbreviation of LAN is?

(A) Local Access Network

(B) Local Area Network

(C) Large Access Network

(D) Large Area Network


8- “URL” stands for?

(A) Uniform Resource Locator

(B) Uniform Resource Location

(C) Universal Resource Locator

(D) Universal Resource Location


9- How many types of plotters are there?

(A) 3

(B) 2 

(C) 4 

(D) 5


10- The tangible components of a computer are?

(A) Peripheral device

(B) Storage device

(C) Output

(D) Hardware


Computer science MCQs


11- The abbreviation of IDE is?

(A) Inter Dual Environment

(B) Integrated Dual Environment

(C) Inter Development Environment

(D) Integrated Development Environment


12- The information in computer ROM is stored by

(A) Programmer

(B) Manufacturer

(C) User

(D) Engineer


13- The unit of computer memory is?

(A) Units

(B) Kgs

(C) Bytes

(D) Bits


14- The volatile memory of a computer is?



(C) Virtual Memory



15- The part of the computer that consists of data or computer instructions is?

(A) Software


(C) Chip

(D) Hardware


16- Computers save data in their internal memory in

(A) Silicon chips

(B) Transistors

(C) Registers

(D) Counters


17- The ongoing tasks/programs are stored in which storage?

(A) Arithmetic Logic Unit

(B) Primary storage

(C) Secondary storage

(D) Virtual storage


18- The abbreviation of RAID is?

(A) Redundant array of individual disks

(B) Reusable array of individual disks

(C) Reusable Array of independent disks

(D) Redundant array of independent disks


19- The names of two main memories of a computer are?

(A) First and Second memory

(B) Disk and Tape memory

(C) Virtual and Non-virtual memory

(D) ROM and RAM


20- The memory limit for a CD is?

(A) 500 MB

(B) 700 MB

(C) 800 MB

(D) 950 MB


Computer science MCQs


21- CD stands for?

(A) Compatible Disk

(B) Common Disk

(C) Cross Disk

(D) Compact Disk


22- Cache memory is a type of memory that acts between

(A) RAM and Hard-disk

(B) ROM and RAM

(C) RAM and CPU

(D) None of the above


23- The primary memory in computers has a _____ nature? 

(A) Volatile

(B) Non-volatile

(C) Peripheral

(D) None of the above


24- What type of device is a cursor?

(A) Graphical device

(B) Thin blinking line

(C) Pointer

(D) None of these


25- Another name for desktop computers is?

(A) Personal computer

(B) Laptop

(C) Home

(D) All of above


26- In computer graphics, the smallest displayable dot is called?

(A) Matrix

(B) Resolution

(C) Dot

(D) Pixel


27- FTP stands for?

(A) File Transfer Phenomenon

(B) File Transfer Program

(C) File Transfer Protocol

(D) File Transfer Possibility


28- The repetition of data in more than one file is?

(A) Data Dependency

(B) Data Redundancy

(C) Data Variation

(D) All of above


29- The abbreviation of ALU is?

(A) Arithmetic logic unit

(B) Arithmetic local unit

(C) Array logic unit

(D) None of these


30- What is the brain of a computer?

(A) Main memory

(B) Hard-disk




Computer science MCQs


31- A set of instructions in a coded form is?

(A) Pseudocode


(C) Computer Program

(D) Data flow chart


32- What is DFD

(A) Data flow direction

(B) Data flow diagram

(C) Data follow direction

(D) None of above


33- 1 Gigabyte is equal to ??

A. 1024 bits
B. 1000 megabytes
C. 1024 kilobytes
D. 1024 megabytes


34- WAN stands for ??

A. Wap Area Network
B. Wide Area Network
C. Wide Array Net
D. Wireless Area Network


35- The brain of any computer system is ??

B. Memory
D. Control unit


36- What is the main difference between a mainframe and a supercomputer ??

A. Supercomputer is much larger than mainframe computers
B. Supercomputers are much smaller than mainframe computers
C. Supercomputers are focused to execute few programs as fast as possible while the mainframe uses its power to execute as many programs as concurrently
D. Supercomputers are focused to execute as many programs as possible while the mainframe uses its power to execute few programs as fast as possible.


37- Which of the following are components of the Central Processing Unit (CPU) ??

A. Arithmetic logic unit, Mouse
B. Arithmetic logic unit, Control unit
C. Arithmetic logic unit, Integrated Circuits
D. Control Unit, Monitor


38- Who is called the father of modern digital computers ??

A. Leibnitz
B. Blaise Pascal
C. Charles Babbage
D. J.H Muller


39- Analog computer works on the supply of ??

A.Continuous electrical pulses
B.Electrical pulses but not continuous
C.Magnetic strength
D.None of the above


40- Who is the father of Computer science ??

A. Allen Turing
B. Charles Babbage
C. Simur Cray
D. Augusta Adaming


Computer science MCQs


Which one is a Digital device, select from the choices below ??

A. Digital Clock
B. Automobile speed meter
C. Clock with a dial and two hands
D. All of them


A CPU contains what ??

A. a card reader and a printing device
B. an analytical engine and a control unit
C. a control unit and an arithmetic logic unit
D. an arithmetic logic unit and a card reader


The computer that processes both analog and digital is called ??

A. Analog computer
B. Digital computer
C. Hybrid computer
D. Mainframe computer


Which of the following controls the process of interaction between the user and the operating system ??

A. User interface
B. Language translator
C. Platform
D. Screen saver

CD-ROM stands for ??

A. Compactable Read Only Memory
B. Compact Data Read Only Memory
C. Compactable Disk Read Only Memory
D. Compact Disk Read Only Memory


MSI stands for ??

A. Medium Scale Integrated Circuits
B. Medium System Integrated Circuits
C. Medium Scale Intelligent Circuit
D. Medium System Intelligent Circuit


Is it a combination of hardware and software that facilitates the sharing of information between computing devices ??

A. Network
B. Peripheral
C. Expansion board
D. Digital device


The first computers were programmed using what ??

A. Assembly language
B. Machine language
C. Source code
D. Object code


Coded entries that are used to gain access to a computer system are called what \

A. Entry codes
B. Passwords
C. Security commands
D. Code words


ALU is what ??

A. Arithmetic Logic Unit
B. Array Logic Unit
C. Application Logic Unit
D. None of above


Computer science MCQs


Which of the following statements is true about Minicomputer and Microcomputer ??

A. Minicomputer works faster than Microcomputer
B. Microcomputer works faster than Minicomputer
C. Speed of both the computers is the same
D. The speeds of both these computers cannot be compared with the speed of advanced


VGA is what ??

A. Video Graphics Array
B. Visual Graphics Array
C. Volatile Graphics Array
D. Video Graphics Adapter


Junk e-mail is also called ??

A. spam
B. spoof
C. sniffer script
D. spool


You can organize files by storing them in ??

A. archives
B. folders
C. indexes
D. lists


Which statement describes “Hackers” ??

A. all have the same motive
B. break into other people’s computers
C. may legally break into computers as long as they do not do any damage
D. are people who are allergic to computers


What type of resource is most likely to be a shared common resource in a computer Network ??

A. Printers
B. Speakers
C. Floppy disk drives
D. Keyboards


What type of computers are client computers (most of the time) in a client-server system ??

A. Mainframe
B. Mini-computer
C. Microcomputer


Which device is required for the Internet connection ??

A. Joystick
B. Modem
C. CD Drive
D. NIC Card


A computer cannot ‘boot’ if it does not have what ??

A. Compiler
B. Loader
C. Operating System
D. Assembler


What is a light pen ??

A. A Mechanical Input device
B. Optical input device
C. Electronic input device
D. Optical output device


Computer science MCQs


The amount of vertical space between lines of text in a document is called ??

A. double-space
B. line spacing
C. single space
D. vertical spacing


UNIVAC is ??

A. Universal Automatic Computer
B. Universal Array Computer
C. Unique Automatic Computer
D. Unvalued Automatic Computer


An example of non-numeric data is ??

A. Employee address
B. Examination score
C. Bank balance
D. All of these


The capacity of the 3.5-inch floppy disk was ??

A. 1.40 MB
B. 1.44 GB
C. 1.40 GB
D. 1.44 MB


What is an embedded system ??

A. The program which arrives by being wrapped in a box
B. The program which is the permanent part of the computer
C. The computer which is the part of a larger system or machine
D. The computer and software system that controls the machine


MICR stands for ??

A. Magnetic Ink Character Reader
B. Magnetic Ink Code Reader
C. Magnetic Ink Cases Reader
D. None


When a file is saved for the first time ??

A. a copy is automatically printed
B. it must be given a name to identify it
C. it does not need a name
D. it only needs a name if it is not going to be printed


EBCDIC stands for ??

A. Extended Binary Coded Decimal Interchange Code
B. Extended Bit Code Decimal Interchange Code
C. Extended Bit Case Decimal Interchange Code
D. Extended Binary Case Decimal Interchange Code


Where are data and programs stored when the processor uses them ??

A. Main memory
B. Secondary memory
C. Disk memory
D. Programme memory


Which of the following is a part of the Central Processing Unit ??

A. Printer
B. Keyboard
C. Mouse
D. Arithmetic & Logic unit


Computer science MCQs


What represents raw facts, whereas what makes data meaningful ??

A. Information, reporting
B. Data, information
C. Information, bits
D. Records, bytes


CAD stands for ??

A. Computer-aided design
B. Computer algorithm for design
C. Computer application in design
D. Computer analog design


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


IBM 1401 is ??

A. First Generation Computer
B. Second Generation Computer
C. Third Generation Computer
D . Fourth Generation Computer


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


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


Which programming languages are classified as low-level languages ??

A. BASIC, COBOL, Fortran
B. Prolog
C. C, C++
D. Assembly languages


The chief component of the first-generation computers was ??

A. Transistors
B. Vacuum Tubes and Valves
C. Integrated Circuits
D. None of above


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

A. Avira
B. Kaspersky
C. Oracle
D. McAfee


Second Generation computers were developed during ??

A. 1949 to 1955
B. 1956 to 1965
C. 1965 to 1970
D. 1970 to 1990


Computer science MCQs


What does DMA stand for ??

A. Distinct Memory Access
B. Direct Memory Access
C. Direct Module Access
D. Direct Memory Allocation


The computer size was very large in ??

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


Which of the following is a storage device ??

A. Tape
B. Hard Disk
C. Floppy Disk
D. All of the above


Microprocessors as switching devices are for which generation of computers ??

A. First Generation
B. Second Generation
C. Third Generation
D. Fourth Generation


When did John Napier develop logarithm ??

A. 1416
B. 1614
C. 1641
D. 1804


Which of the following devices can be sued to directly image printed text ??

D. All of above


MIS is designed to provide the information needed for effective decision-making by ??

A. Consumers
B. Workers
C. Foremen
D. Managers


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


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


In analog 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


Computer science MCQs


Which of the following is the first generation of computers ??

B. IBM-1401
C. CDC-1604
D. ICL-2900


In the latest generation computers, the instructions are executed in ??

A. Parallel only
B. Sequentially only
C. Both sequentially and parallel
D. All of above


A fault in a computer program that prevents it from working correctly is known as ?

A. Boot
B. Bug
C. Biff
D. Strap


Who invented the high-level language “C” ??

A. Dennis M. Ritchie
B. Niklaus Wirth
C. Seymour Papert
D. Donald Kunth


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


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

A. Console-operator
B. Programmer
C. Peopleware
D. System Analyst


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

A. Spam
B. Trash
C. Calibri
D. Courier


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


DOS stands for ??

A. Disk Operating System
B. Disk operating session
C. Digital Operating System
D. Digital Open system


Modern Computers are very reliable but they are not ??

A. Fast
B. Powerful
C. Infallible
D. Cheap


Computer science MCQs


Who is the Current CEO of Microsoft ??

A. Babbage
B. Bill Gates
C. Bill Clinton
D. Satya Nadella


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

A. Daughterboard
B. Motherboard
C. Father board
D. Breadboard


Which of the following are input devices ??

A. Keyboard
B. Mouse
C. Card reader
D. All of these


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


Examples of output devices are ??

A. Screen
B. Printer
C. Speaker
D. All of these


The system unit of a personal computer typically contains all of the following except what ??

A. Microprocessor
B. Disk controller
C. Serial interface
D. Modem


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

A. Control unit
B. Central Processing unit
C. Arithmetic and language unit
D. Monitor


A computer program that converts an entire program into machine language is called a/an ??

A. Interpreter
B. Simulator
C. Compiler
D. Commander


What translates and executes a program at runtime line by line ??

A. Compiler
B. Interpreter
C. Linker
D. Loader


A computer program that translates one program instructions at a time into machine language is called a/an ??

A. Interpreter
C. Compiler
D. Simulator


Computer science MCQs


RAM stands for ??

A. Random origin money
B. Random only memory
C. Read-only memory
D. Random access memory


A small or intelligent device is so-called because it contains within it a ??

A. Computer
B. Microcomputer
C. Programmable
D. Sensor


1 Byte equals ??

A. 8 bits
B. 4 bits
C. 2 bits
D. 9 bits


Which 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


The device used to carry digital data on analog lines is called ??

A. Modem
B. Multiplexer
C. Modulator
D. Demodulator


What is a microprocessor-based computing device ??

A. personal computer
B. mainframe
C. workstation
D. server


BIOS stands for ??

A. Basic Input-Output system
B. Binary Input output system
C. Basic Input Off system
D. all the above


RAM can be treated as what for the computer’s processor ??

A. factory
B. operating room
C. waiting room
D. planning room


Father of “C‘ programming language ??

A. Dennis Ritchie
B. Prof John Keenly
C. Thomas Kurtz
D. Bill Gates


Which of the following are the functions of an operating system ??

A. Allocates resources
B. Monitors Activities
C. Manages disks and files
D. All of the above


Computer science MCQs


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


To move a copy of the file from one computer to another over a communication channel is called ??

A. File transfer
B. File encryption
C. File modification
D. File copying


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

B. Memory
C. Storage
D. File


The primary function of what is to set up the hardware and load and start an operating system ??

A. System Programs
D. Memory


What is the key to close a selected drop-down list, cancel a command and close a dialog box ??

D. F10


What kind of memory is both static and non-volatile ??



What is the key we use to run the selected command ??



What is computer software designed to operate the computer hardware and to provide a platform for running application software ??

A. Application software
B. System software
C. Software
D. Operating system


What Is the functional key to display the save-as box ??

A. F5
B. F6
C. F9
D. F12


What is the amount of data that a storage device can move from the storage medium to the Computer per second ??

A. data migration rate
B. data digitizing rate
C. data transfer rate
D. data access rate


Computer science MCQs


Data becomes what when it is presented in a format that people can understand and use ??

A. processed
B. graphs
C. information
D. presentation


A device, which is not connected to the CPU, is called as ??

A. land-line device
B. On-line device
C. Off-line device
D. Device


What Stores data or information temporarily and pass it on as directed by the control unit ??

A. Address
B. Register
C. Number
D. Memory


What is the other name for the programmed chips ??



Select the odd one from the following ??

A. Operating system
B. Interpreter
C. Compiler
D. Assembler


Online real-time systems become popular in which generation ??

A. First Generation
B. Second Generation
C. Third Generation
D. Fourth Generation


What is an additional set of commands that the computer displays after you make a selection from the main menu ??

A. dialog box
B. submenu
C. menu selection
D. All of the above


You use a(n) what, such as a keyboard or mouse, to input information ??

A. output device
B. input device
C. storage device
D. processing device


COBOL is an acronym for ??

A. Common Business Oriented Language
B. Computer Business Oriented Language
C. Common Business Operated Language
D. Common Business Organized Language


What is the ability of a device to “jump” directly to the requested data ??

A. Sequential access
B. Random access
C. Quick access
D. All of the above


Computer science MCQs


All of the following are examples of real security and privacy risks EXCEPT ??

A. hackers
B. Spam
C. Viruses
D. identity theft


What provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously ??

A. Multitasking
B. Multithreading
C. Multiprocessing
D. Multicomputing


Which of the following is NOT one of the four major data processing functions of a computer ??

A. gathering data
B. processing data into information
C. analyzing the data or information
D. storing the data or information


The task of performing operations like arithmetic and logical operations is called ??

A. Processing
B. Storing
C. Editing
D. Sorting


All of the following are examples of storage devices EXCEPT ??

A. hard disk drives
B. printers
C. floppy disk drives
D. CD drives


ALU and Control Unit are jointly known as ??



The CPU and memory are located on the ??

A. expansion board
B. motherboard
C. storage device
D. output device


RAM is an example of ??

A. Secondary memory
B. Primary memory
C. Both A. and B.
D. none


What is the science that attempts to produce machines that display the same type of intelligence that humans do ??

A. Nanoscience
B. Nanotechnology
C. Simulation
D. Artificial intelligence (Al)


The magnetic disk is an example of ??

A. Secondary memory
B. Primary memory
C. Main memory
D. Both (1) and (2)

Computer science MCQs


Servers are computers that provide resources to other computers connected to a ??

A. network
B. mainframe
C. supercomputer
D. client


Which one of the following is NOT a computer language ??

A. MS-Excel
D. C++


When creating a computer program, what designs the structure of the program ??

A. End-user
B. System Analyst
C. Programmer
D. All of the above


The most common type of storage devices are ??

A. magnetic storage
B. Flash memory
C. optical
D. Both A & B


Computers process data into information by working exclusively with ??

A. multimedia
B. word
C. numbers
D. characters


A device that connects to a network without the use of cables is said to be ??

A. Distributed
B. free
C. centralized
D. none of these


Computers manipulate data in many ways, and this manipulation is called ??

A. upgrading
B. processing
C. batching
D. utilizing


A person who used his or her expertise to gain access to other people’s computers to get information illegally or do damage is a ??

A. Hacker
B. spammer
C. instant messenger
D. programmer


The ability to recover and read deleted or damaged files from a criminal’s computer is an example of a law enforcement specialty called ??

A. robotics
B. simulation
C. computer forensics
D. animation


To access properties of an object, the mouse technique to use is ??

A. Dragging
B. dropping
C. right-clicking
D. shift-clicking


Computer science MCQs


Where do most data go first within a computer memory hierarchy ??



A DVD is an example of a (n) ??

A. hard disk
B. optical disc
C. output device
D. solid-state storage device


Which data mining technique derives rules from real-world case examples ??

A. Rule discover
B. Signal processing
C. Neural nets
D. Case-based reasoning


The process of transferring files from a computer on the Internet to your computer is called ??

A. Downloading
B. uploading


What is used to identify a user who returns to a Website ??

A. Cookies
B. Plug-ins
C. Scripts


What is the process of dividing the disk into tracks and sectors ??

A. Tracking
B. Formatting
C. Crashing
D. Allotting


Codes consisting of lines of varying widths or lengths that are computer-readable are known as what ??

A. an ASCII code
B. a magnetic tape
C. an OCR scanner
D. a bar code


ASCII is a coding system that provides ??

A. 256 different characters
B. 512 different characters
C. 1024 different characters
D. 128 different characters


Why is it unethical to share copyrighted files with your friends ??

A. It is not unethical, because it is legal
B. It is unethical because the files are being given for free
C. Sharing copyrighted files without permission breaks copyright laws
D. It is not unethical because the files are being given for free


Which part of the computer is directly involved in executing the instructions of the computer program ??

A. The scanner
B. The main storage
C. The secondary storage
D. The processor


Computer science MCQs


Reusable optical storage will typically have the acronym ??



When a computer is switched on, the booting process performs ??

A. Integrity Test
B. Power-On Self-Test
C. Correct Functioning Test
D. Reliability Test


The common name for the crime of stealing passwords is ??

A. Jacking
B. Identity theft
C. Spoofing
D. Hacking


A computer system that is old and perhaps not satisfactory is referred to as a(n) ??

A. Ancient system
B. Historical system
C. Age-old system
D. Legacy system


Collecting personal information and effectively posing as another individual is known as the crime of ??

A. Spooling
B. Identity theft
C. Spoofing
D. Hacking


Which of the following is not a binary number ??

A. 001
B. 101
C. 202
D. 110


Malicious software is known as ??

A. Badware
B. Malware
C. Maliciousware
D. Illegalware


Which of the following does not store data permanently ??

C. Floppy Disk
D. Hard Disk


A program that performs a useful task while simultaneously allowing destructive acts is a ??

A. Worm.
B. Trojan horse.
C. Virus.
D. Macro virus


Which of the following is the smallest storage ??

A. Megabyte
B. Gigabyte
C. Terabyte
D. None of these


Computer science MCQs


An intentionally disruptive program that spreads from program to program or from disk to disk is known as a ??

A. Trojan horse
B. Virus
C. Time bomb
D. Time-related bomb sequence


Which of the following contains permanent data and gets updated during the processing of transactions ??

A. Operating System File
B. Transaction file
C. Software File
D. Master file


In 1999, the Melissa virus was widely publicized ??

A. E-mail virus
B. Macro virus
C. Trojan horse
D. Time bomb


A modem is connected to ??

A. a telephone line
B. a keyboard
C. a printer
D. a monitor


What type of virus uses computer hosts to reproduce itself ??

A. Time bomb
B. Worm
C. Melissa virus
D. Macro virus


Large transaction processing systems in automated organizations use ??

A. Online processing
B. Batch Processing
C. Once-a-day Processing
D. End-of-day processing


The thing that eventually terminates a worm virus is a lack of ??

A. Memory or disk space
B. Time
C. CD drives space


Which of the following is not a storage medium ??

A. Hard disk
B. Flash drive
D. scanner


When a logic bomb is activated by a time-related event, it is known as a ??

A. Time-related bomb sequence
B. Virus
C. Time bomb
D. Trojan horse


The computer abbreviation KB usually means ??

A. Key Block
B. Kernel Boot
C. KiloByte
D. Kit Bit


Computer science MCQs


What is the name of an application program that gathers user information and sends it to someone through the Internet ??

A. A virus
B. Spybot
C. Logic bomb
D. Security patch


The typical computer criminal is a(n) ??

A. Young hacker
B. Trusted employee with no criminal record
C. Trusted employee with a long, but unknown criminal record
D. Overseas young cracker

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