Computer Knowledge MCQ-125

The checking operation performed on input data is called the

(A) Verification of data
(B) Cross check
(C) Validation of data
(D) Control of data
(E) None of these

A (n) __ is a small image that represents a program, an instruction, a file or some other object.

(A) keyword
(B) interface
(C) menu
(D) Icon
(E) None of these

1 TB is equal to __ GB.

(A) 512
(B) 1000
(C) 1024
(D) 256
(E) None of these

The common name for a modulator-demodulator is

(A) modem
(B) joiner
(C) networker
(D) connector
(E) demoder

Windows 95, Windows 98 and Windows NT are known as

(A) processors
(B) domain names
(C) modems
(D) operating systems
(E) None of these

Characteristic(s) of an operating system is/are:

(A) Memory management
(B) Resource management
(C) Error recovery
(D) All of the above
(E) None of the above

COBOL stands for

(A) Central binary oriented language
(B) Central business oriented language
(C) Common business oriented language
(D) Common binary oriented language
(E) None of these

Which ports connect special types of music instruments to sound cards?


Which of the following options is used to display information such as title, page number of the document?

(A) Insert Table
(B) Auto Correct
(C) Thesaurus
(D) Spelling and Grammar
(E) Header and Footer

To access a mainframe or super computer, users often use a __

(A) Terminal
(B) Node
(C) Desktop
(D) Handheld
(E) None of these

Analytical Engine was invented by __.

(A) Charles Babbage
(B) Blaise Pascal
(C) Ada Byron
(D) Herman Hollerith
(E) None of these

To enter the current time, press __.

(A) Ctrl+Shift+:
(B) Ctrl+Shift+;
(C) Ctrl+Alt+T
(D) Ctrl+Tab+T
(E) None of these

To move to the beginning of a line of text, press the __ key.

(A) home
(B) a
(C) page up
(D) enter
(E) None of these

Which of the following is a small microprocessor-based computer designed to be used by one person at a time.

(A) netbook
(B) super computer
(C) all-in-one
(D) notebook
(E) personal computer

The third stage in designing a database is when we analyze our tables more closely and create a __ between tables,

(A) Join
(B) Query
(C) Memo
(D) Relationship
(E) None of these

Computers gather data, which means that they allow users to __ data.

(A) Present
(B) Input
(C) Output
(D) Store
(E) None of these