Computer Awareness UPSC,IBPS Clerks,Bank Exams,SSC,LIC,SBI POs

Computer Knowledge MCQ-220

Computer’s BIOS stored in

(A) RAM
(B) hard disk
(C) ROM
(D) floppy disk
(E) None of these

Office LANs that are spread geographically apart on a large scale can be connected using a corporate __

(A) CAN
(B) LAN
(C) DAN
(D) WAN
(E) TAN

__ devices convert human-understandable data and programs into a form that the computer can process.

(A) Printing
(B) Output
(C) Solid state
(D) Monitor
(E) Input

A firewall is

(A) An established network performance reference point
(B) Software or hardware used to isolate a private network from a public network,
(C) A virus that infects macros
(D) A predefined encryption key used to encrypt and decrypt data transmissions.
(E) None of these

In Microsoft PowerPoint, two kinds of sound effects files that can be added to the presentation are

(A) .wav files and .mid files
(B) wav files and .gif files
(C) wav files and .jpg files
(D) jpg files and .gif files
(E) None of the above

The pattern of printed lines on most products are called __

(A) prices
(B) OCR
(C) scanners
(D) barcodes
(E) None of these

What is the meaning of .EXE?

(A) Command File
(B) Express File
(C) Executable Files
(D) System File
(E) None of these

A ___ is a computer program that can replicate itself and spread from one computer to another.

(A) Mouse
(B) PenDrive
(C) Computer Virus
(D) Antivirus
(E) None of these

Which of the following can be used to select the entire document?

(A) CTRL + A
(B) ALT + F5
(C) SHIFT + A
(D) CTRL + K
(E) CTRL+ H

The __ file format is a method of encoding pictures on a computer.

(A) HTML
(B) JPEG
(C) FTP
(D) URL
(E) None of these

The benefit of using computers is that __

(A) Computers are very fast and can store huge amounts of data
(B) Computers provide accurate output even when input is incorrect
(C) Computers are designed to be inflexible
(D) All of these
(E) None of these

__ computer introduced the idea of binary calculation?

(A) Z1
(B) ENIAC
(C) EDSAC
(D) MARK-I
(E) ABC

__ adds or edits a cell comment.

(A) Shift+F3
(B) Shift+F2
(C) Shift+F10
(D) Shift+F12
(E) None of these

Which type of switching uses the entire capacity of a dedicated link?

(A) Circuit switching
(B) Virtual Circuit Packet Switching
(C) Datagram Packet Switching
(D) Message Switching
(E) None of these

Who co-ordinate the sequencing of events within the central processor of a computer?

(A) Logic unit
(B) Arithmetic unit
(C) Register
(D) Control unit
(E) None of these

Which view helps to rearrange the slides easily and quickly?

(A) Normal
(B) Slide sorter
(C) Slide master
(D) Notes page
(E) None of these