Computer Awareness Online Test 4

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Question : 1/25 20 : 00

Memory is made up of

A. Set of wires

B. Set of circuits

C. Large number of cells

D. All of these

The register used to keep track of address of the memory location where the next instruction is located

A. Memory address register

B. Memory data register

C. Instruction register

D. Program counter

What is full form of EXIF ?

A. Exchangeable Image Fine Finish

B. Exchangeable Image File Format

C. Executable Image File Format

D. Executable Image File Finish

The earliest calculating device is

A. Abacus

B. Clock

C. Difference Engine

D. None of these

The first Network was named

The device used for sending digital data over a phone line

A. USB

B. Scanner

C. Printer

D. Modem

What is Unicode ?

A. Standard font

B. Software

C. Character encoding system

D. Keyboard layout

Random Access Memory (RAM) is a _________ storage device.

A. Primary

B. Secondary

C. Tertiary

D. None of these

Components of Central Processing Unit (CPU) are

A. Arithmetic logic unit, Mouse

B. Arithmetic logic unit, Control unit

C. Arithmetic logic unit, Integrated Circuits

D. Control Unit, Monitor

Operating system developed by Apple is

A. Linux

B. Window

C. Mac OS

D. DOS

Who invented Integrated Circuit (IC)?

A. Herman Hollerith

B. Jack Kilby

C. Semen Korsakov

D. Bill Gates

The BIOS is the abbreviation of

A. Basic Input Output System

B. Best Input Output System

C. Basic Input Output Symbol

D. Base Input Output System

Device that converts digital signals to analog signals :

A. Router

B. Switch

C. Modem

D. None of above

The capacity of 3.5 inch floppy disk is

A. 1.40 KB

B. 1.40 MB

C. 1.44 KB

D. 1.44 MB

Which of the following is a form of DOS attack ?

The OS X has

A. Monolithic Kernel

B. Hybrid Kernel

C. Micro Kernel

D. None of these

Which among the following is responsible for specifying address of a memory location ?

A. RAM

B. Address Bus

C. Control Bus

D. Hard Disk

The number of records contained within a block of data on magnetic tape is defined by the

A. Block definition

B. Record contain clause

C. Blocking factor

D. Record per block factor

A register organized to allow to move left or right operations is called

A. Counter

B. Loader

C. Adder

D. Shift register

What is required when more than one person uses a central computer at the same time?

A. Light pen

B. Mouse

C. Digitizer

D. Terminal

Main storage is also called

A. Accumulator

B. Control Unit

C. Register Unit

D. Memory

MICR stands for

A. Magnetic Ink Character Reader

B. Magnetic Ink Code Reader

C. Magnetic Ink Case Reader

D. None of these

Verification is the process of

A. Access

B. Login

C. Logout

D. Authentication

The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately

A. 16 digits

B. 6 digits

C. 9 digits

D. None of these

Programs such as microsoft edge that serve as navigable windows into the web is called

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Computer Awareness Online Test 4

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