Monday 24 December 2012

Computer: Questions with Answers


1.      IC chips used in computers are usually made of
(a) Lead
(b) Silicon
(c) Chromium
(d) Gold
Answer: Silicon
2.      One kilobyte is equal to
(a) 1000 bytes
(b) 100 bytes
(c) 1024 bytes
(d) 1023 bytes
Answer: 1024 bytes
3.      Which of the following is not an example of Operating System?
(a) Windows 98
(b) BSD Unix
(c) Microsoft Office XP
(d) Red Hat Linux
Answer: Microsoft Office XP

4.      Which supercomputer is developed by the Indian Scientists?
(a) Param
(b) Super 301
(c) Compaq Presario
(d) CRAY YMP
Answer: Param
5.      One Gigabyte is Approximately equal is
(a) 1000,000 bytes
(b) 1000,000,000 bytes
(c) 1000,000,000,000 bytes
(d) None of these
Answer: 1000,000,000 bytes
6.      Check the odd term out
(a) Internet
(b) Linux
(c) Unix
(d) Windows
Answer: Internet
7.      The errors that can be pointed out by the compiler are
(a) Syntax error
(b) Symantic error
(c) Logical error
(d) Internal error
Answer:  Syntax error
8.      What is the control unit's function in the CPU
(a) To transfer data to primary storage .
(b) To store program instructions.
(c) To perform logic functions.
(d) To decode program instructions.
Answer: To perform logic functions.
9.      What is the best way to have a data and the slide number appear on every slide?
(a) choose Tools, Header and Footer, click Slide tab, select the desired options, click Apply to All.
(b) choose Insert, Header and Footer, click Slide tab, select the desired options, click Apply to All.
(c) choose View, Header and Footer, click Slide tab, select the desired options, click Apply to All.
(d) choose File, Header and Footer, click Slide tab, select the desired options, click Apply to All.
Answer: choose Insert, Header and Footer, click Slide tab, select the desired options, click Apply to All.
10.  What do you use to create a chart?
(a) Pie Wizard
(b) Excel Wizard
(c) Data Wizard
(d) Chart Wizard
Answer: Chart Wizard
11.  You can keep your personal files/folders in—
(A) My folder
(B) My Documents
(C) My Files
(D) My Text
(E) None of these
Answer: My Documents
12.  The primary purpose of software is to turn data into—
(A) Web sites
(B) Information
(C) Programs
(D) Objects
(E) None of these
Answer: Information
13.  A directory within a directory is called—
(A) Mini Directory
(B) Junior Directory
(C) Part Directory
(D) Sub Directory
(E) None of these
Answer: Sub Directory
14.  A compiler translates a program written in a high-level language into—
(A) Machine language
(B) An algorithm
(C) A debugged program
(D) Java
(E) None of these
Answer: Machine language
15.  When you turn on the computer, the boot routine will perform this test—
(A) RAM test
(B) Disk drive test
(C) Memory test
(D) Power-on self-test
(E) None of these
Answer: Disk drive test
16.  A ……is a unique name that you give to a file of information.
(A) device letter
(B) folder
(C) filename
(D) filename extension
(E) None of these
Answer: filename extension
17.  Hardware includes—
(A) all devices used to input data into a computer
(B) sets of instructions that a computer runs or executes
(C) the computer and all the devices connected to it that are used to input and output data
(D) all devices involved in processing information including the central processing unit, memory and storage
(E) None of these
Answer :all devices involved in processing information including the central processing unit, memory and storage
18.  A ……… contains specific rules and words that express the logical steps of an algorithm.
(A) programming language
(B) syntax
(C) programming structure
(D) logic chart
(E) None of these
Answer: programming language
19.  All the deleted files go to—
(A) Recycle Bin
(B) Task Bar
(C) Tool Bar
(D) My Computer
(E) None of these
Answer: Recycle Bin
20.  The simultaneous processing of two or more programs by multiple processors is—
(A) Multiprogramming
(B) Multitasking
(C) Time-sharing
(D) Multiprocessing
(E) None of these
Answer: Multiprocessing
21.  The secret code that restricts entry to some programs—
(A) Password
(B) Passport
(C) Entry-code
(D) Access-code
(E) None of these
Answer: Password
22.  Computers use the ……… number system to store data and perform calculations.
(A) binary
(B) octal
(C) decimal
(D) hexadecimal
(E) None of these
Answer: binary
23.  The main function of the ALU is to—
(A) Perform arithmetic and logical operations
(B) Store data and information for future use
(C) Control computer output, such as printing
(D) Monitor all computer activities
(E) None of these
Answer: Perform arithmetic and logical operations
24.  . ……is the process of carrying out commands.
(A) Fetching
(B) Storing
(C) Executing
(D) Decoding
(E) None of these
Answer: Executing
25.  Softcopy is the intangible output, so then what is hardcopy ?
(A) The physical parts of the computer
(B) The printed parts of the computer
(C) The printed output
(D) The physical output devices
(E) None of these
Answer: The printed output
26.  An ……… is a program that makes the computer easier to use.
(A) utility
(B) application
(C) operating system
(D) network
(E) None of these
Answer: utility
27.  A complete electronic circuit with transistors and other electronic components on a small silicon chip is called a(n)—
(A) Workstation
(B) CPU
(C) Magnetic disk
(D) Integrated circuit
(E) None of these
Answer: Integrated circuit
28.  Computer systems are comprised of—
(A) Hardware, programs, processors, procedures and people
(B) Hardware, programs, information, people and procedures
(C) Hardware, programs, information, people and networks
(D) Hardware, software, procedures, networks and people
(E) None of these
Answer: Hardware, software, procedures, networks and people
29.  An error in a computer program—
(A) Crash
(B) Power Failure
(C) Bug
(D) Virus
(E) None of these
Answer: Bug
30.  What is output?
(A) What the processor takes from the user
(B) What the user gives to the processor
(C) What the processor gets from the user
(D) What the processor gives to the user
(E) None of these
Answer:
What the processor gives to the user

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