Computer MCQ: MCQ Test (50 questions)

Question 1 of 50

USB - type storage device is ___

ASecondary
BAnxillary
CTertiary
DPrimary

Question 2 of 50

Devices that enter information and let you communicate with the computer are called ……….

ASoftware
BOutput devices
CHardware
DInput devices

Question 3 of 50

Letters, numbers and symbols found on a keyboard are ………

AIcon
BScreen
CKeys
DMenu

Question 4 of 50

By firmware we understand …………

APhysical equipment used in a computer system
BA set of instructions that causes a computer to perform one or more tasks
CThe people involved in the computing process
DA set of programs that it pre-installed into the read only memory of a computer during the time of manufacturing

Question 5 of 50

A graphic presentation of the sequence of steps needed to solve a programming problem is called a -----

AProgram flowchart
BStep chart
CRule diagram
DProgram graph

Question 6 of 50

Which of following groups have only input devices?

AMouse, Keyboard, Monitor
BMouse, Keyboard, Printer
CMouse, Keyboard, Plotter
DMouse, Keyboard, Scanner

Question 7 of 50

Computers gather data, which means they allow users to ……… data.

Apresent
Bstore
Coutput
Dinput

Question 8 of 50

What is output?

AWhich is taken by user to processor
BWhich is get to processer by user
CWhich is get to user from processor
DWhich is get to processor by user

Question 9 of 50

…………… is the part of the computer that does the arithmetical calculations.

AMemory
BOS
CCPU
DALU

Question 10 of 50

Memory unit is one part of ……..

AControl unit
BCentral Processing Unit
CInput device
DOutput device

Question 11 of 50

A sales clerk at a checkout counter scanning a tag on an item rather than keying it into the system is using ……….

Ainput automation
Bitem data automation
Cscanning automation
Dsource data automation

Question 12 of 50

These provide expansion capability for a computer system.

ASockets
Bslots
Cbytes
Dbays

Question 13 of 50

Secondary storage ………………

Adoes not require constant power
Bdoes not use magnetic media
Cconsists of four main types of devices
Ddoes not store information for later retrieval

Question 14 of 50

All of the following storage media have read and write capabilities except ………..

AFlash memory cards
BCD-ROMs
CHard disk drives
DFloppy disks

Question 15 of 50

Mr. X has no printer to print his report. He wants to take it to Mr. Y's computer because Mr. Y has a printer. Mr. X could save his report on a …………..

AHard drive
Bpiece of paper
Cscanner
Dfloppy disk

Question 16 of 50

The three main parts of the processor are ……….

AALU, Control unit and Registers
BALU, Control unit and RAM
CCache, Control unit and Registers
DControl unit, Registers and RAM

Question 17 of 50

Adisk's content that is recorded at the time of manufacture and that cannot be changed or erased by the user is ………….

Amemory only
Bwrite only
Cread only
Drun only

Question 18 of 50

A (n) … camera is a peripheral device used to capture still images in a digital format that can be easily transferred into a computer and manippulated using graphics software.

Adigital
Banalog
Cclassic
Dfilm

Question 19 of 50

The ….. Controls communications for the entire computer system.

Aarithmetic-logic unit
Bsemiconductor
Cmotherboard
Dcoprocessor

Question 20 of 50

A computer's hard disk is --------

Aan arithmetic and logical unit
Bcomputer software
Coperating system
Dcomputer hardware

Question 21 of 50

Computer programs are written in a high level programming language, however the human readable version of a program is called-----

ACache
BInstruction set
CSource code
DWord size

Question 22 of 50

Microcomputer hardware consists of three basic categories of physical equipment __

AKeyboard, monitor, hard drive
BSystem unit, input/output, memory
CSystem unit, input/output, secondary storage
DSystem unit, primary srorage, secondary srorage

Question 23 of 50

The ……….. tells the rest of the computer how to carry out a program's instructions.

AALU
Bcontrol unit
Csystem unit
Dmotherboard

Question 24 of 50

In an information system, alphanumeric data normally takes the form of ………..

ASentences and paragraphs
BNumbers and alphabetical characters
CGraphic shapes and figures
DHuman voices and other sounds

Question 25 of 50

Use this when you want to make all letters capital without having to use the shift key for each character ………..

AShifter
BUpper case
CCaps lock key
DIcon

Question 26 of 50

The term …… refers to data storage systems that make it possible for a computer or electronic device to store and retrieve data.

Aretrieval technology
Binput technology
Coutput technology
Dstorage technology

Question 27 of 50

Which of the following is a storage devices that uses rigid, permanently installed magnetic disks to store data/information …….

Afloppy diskette
Bhard disk
Cpermanent disk
DOptical disks

Question 28 of 50

Artihmetic operations__

AInvolve matching one data item with another to determine if the item is greater than or equal to or less than the other item
BSort data item according to standard, predefined criteria in ascending order or descending order
CUse conditions with operator as AND, OR and NOT
DInclude addition, subtraction, multiplication and division

Question 29 of 50

The arithmetic/logic unit performs the following actions ……….

Achecks data for accuracy
Bdoes calculations using addition, subtraction, multiplication, and division
Cdoes logical comparisons, such as equal to, greater than, less than
Ddoes both calculations and logical comparisons

Question 30 of 50

The …….. May also be called the screen or monitor.

APrinter
BScanner
CHard disk
DDisplay

Question 31 of 50

In which graphics, digital photos and scanned images are typically stored with extensions such as bmp, png, jpg, tif or gif?

ABitmap
BPixels
CPlane
DBoth Bitmap and pixels

Question 32 of 50

The place where the computer stores programs and data is called ____

AMemory
BStorehouse
CStorage unit
DBackup

Question 33 of 50

Which type of device is the computer monitor?

AInput
BOutput
CProcessing
DSoftware

Question 34 of 50

If you open a menu and then decide you don't want to select an option after all, click the menu title again or press the … key to close the menu.

AShift
BTab
CF1
DEsc

Question 35 of 50

The main job of a CPU is to ………….

Acarry out program instructions
Bstore data/information for future use
Cprocess data and information

Question 36 of 50

Which system is used by the digital computers to encode data and programs?

ADecimal
BBinary
CHexa decimal
DOctal

Question 37 of 50

A ….. Is a device that not only provides surge protection, but also furnishes your computer with battery backup power during a power outage.

Asurge strip
BUSB
CUPS
Dbattery strip

Question 38 of 50

……….. Provides the means to move the pointer on the screen and give information to the computer by clicking its buttons.

AScanner
BMouse
CKeyboard
DProgram

Question 39 of 50

A ………. is an electronic device that processes data and converts it into information.

AComputer
BProcessor
CCase
DStyles

Question 40 of 50

The three main components of a computer are________

ARAM, Input/Output Devices, Central Processing Unit
BTape, Floppy disk, Monitor
CCentral Processing Unit, Floppy disk, Monitor
DCentral Processing Unit, Monitor, Printer

Question 41 of 50

A ……… is hardware used to read disks.

Afloppy disk
Bhardware
Csoftware
Ddisk drive

Question 42 of 50

The function of CPU is ………..

ATo provide external storage of text
BTo communicate with the operator
CTo read, interpret and process the information and instruction
DAssembler

Question 43 of 50

Chache and main memory will lose their contents when the power is off. The are ………..

Adynamic
Bstatic
Cvolatile
Dnon-volatile

Question 44 of 50

RAM is used as a short memory because it is ………. and ……..

Avolatile, temporary
Bnonvolatile, permanent
Cnonvolatile, temporary
Dvolatile, permanent

Question 45 of 50

……….. is the maximum amount of data that can be stored on a storage medium.

AMagnetic storage
BOptical storage
CSolid-state storage
DStorage capacity

Question 46 of 50

……… is the process of dividing the disk into tracks and sectors.

ATracking
BFormatting
CCrashing
DAllotting

Question 47 of 50

Input, output and processing devices grouped together represent a (n) ……………..

Amobile device
Binformation processing cycle
Ccircuit board
Dcomputer system

Question 48 of 50

Hard copy of a document is …………….

APrinted on printer
BStored in floppy
CStore in CD
DStore in hard disk

Question 49 of 50

Printed information called ………. Exists physically and is a more permanent form of output that presented on a display device.

ASoft copy
BCarbon copy
CHard copy
DDesk copy

Question 50 of 50

A Computer falls into the ……… category if it is at the time of construction, one of the fastest computers in the world.

Amini computer
Bsuper computer
Cmicro computer
Da and b both