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Computer Knowledge MCQ-170

Virtual memory is

(A) memory on the hard disk that the CPU uses an extended RAM
(B) in RAM
(C) only necessary if you do not have any RAM in your computer
(D) a backup device for floppy disk
(E) None of the above

Which is the smallest of the following computers?

(A) Notebook
(B) Laptop
(C) Desktop
(D) Workstation
(E) None of these

RAM can be thought of as the __ for the computer’s processor.

(A) factory
(B) operating room
(C) waiting room
(D) planning room
(E) None of these

E-Commerce is not suitable for

(A) Sale/Purchase of expensive jewellery and antiques
(B) Sale/Purchase of mobile phones
(C) Sale/Purchase of branded clothes
(D) Online job searching
(E) None of these

The best way to insert a new slide in a presentation is to use the

(A) Normal view
(B) Special view
(C) Slide show view
(D) Slide sorter view
(E) None of these

A collection of programs that controls how your computer system runs and processes information is called

(A) operating system
(B) computer
(C) office
(D) compiler
(E) interpreter

Which device can sense inventory data specified in bar codes?

(A) Mouse
(B) Light pen
(C) Holographs
(D) Joystick
(E) None of the above

Press __ to cycle between open windows.

(A) Ctrl + F7
(B) Ctrl + F8
(C) Ctrl + F12
(D) Ctrl + F6
(E) None of these

Anything written on the screen

(A) cursor
(B) text
(C) folder
(D) boot
(E) None of these

There are ___ unique digits available in Hexadecimal number system.

(A) 16
(B) 17
(C) 18
(D) 19
(E) 20

SMTP, FTP and DNS are applications of the __ layer.

(A) data link
(B) network
(C) transport
(D) application
(E) None of these

A CPU contains

(A) a card reader and printing device
(B) an analytical engine and control unit
(C) a control unit and an arithmetic logic unit
(D) an arithmetic logic unit and a card reader
(E) None of these

Embedded operating system used :

(A) On a PDA
(B) On a desktop operating system
(C) On a networked PC
(D) On a network server
(E) On a mainframe

Which of the following programming language(s) is/are used for creating special programs like applets?

(A) Java
(B) Cable
(C) Domain name
(D) Net

When the margins on both sides are straight and equal, then there is __ in document.

(A) full justification
(B) full alignment
(C) left justification
(D) right justification
(E) None of these

To increase the font of selected text by 1 point, the shortcut key is__.

(A) Ctrl+}
(B) Ctrl+{
(C) Ctrl+]
(D) Ctrl+ [
(E) None of these