Basic computer terms for beginners

Basic computer terms for beginners
Computer Knowledge is a compulsory section in bank exam.Learn the basic computer terms and improve your computer IQ and your score.




What is a computer?
A computer is an electronic computing device that processes the data input by the users to give meaningful outputs. 

Data-The input that we provide to the computer is known as data.
Data can be in the form of numbers, alphabets,pictures,sound etc.

Information-The output that we get after the data is processed to
give it more meaning is referred to as information.
Example:Ram scored higher percentage than Shyam.

Process-Process refers to any processing done on the data such as
applying mathematical or logical operations on the data inputed.

Processor-Computer is a computing device which gives meaningful outputs
by processing the data inputed.Hence, it is known as processor.

Command-A set of meaningful and complete instructions are given to the computer to process data.Each instruction given to the computer is known as command.

Program-Computer processes data based on a set of instructions.
The set of instructions together is known as a program.

Software-An integrated set of programs is known as software.
Example:MS office.

High level languages-High level language refers to any programming language used by an individual to develop a program without giving regard to any computer hardware requirements.
Example:C/C++, Java

Translators-Translators are a set of programs used to translate different levels of languages into the computer understandable language.Translators are of 3 types namely Assembler,Compiler and Interpreter.

Compiler-Compiler is a program that translates source code written by the user in high level languages into a lower level language or assembly language.

Assembler-Assembler is a program that translates assembly language into machine language.Assembly language uses a mnemonic or object code to represent each lower level machine operation.

Interpreter-An interpreter is a program that executes other programs written in programming scripting language directly
analyzing each and every line and executing it line by line.

Programmers-Programmers refers to those individuals or group of people who write programs to develop a software.

Application software-Any software developed for a specific application meant to serve a distinct purpose is known as application software.Example:Tally is an application software used only to perform accounting operations.

System software-Any software developed to interpret user defined instructions to the computer and produce the needed information
is known as system software.Example:Operating system software such as windows is a system software

Memory-The capability of the computer to remember or register data given to it is known as memory.

Multiple choice questions on computers | Computer Knowledge

Multiple choice questions on computers | Computer Knowledge
Multiple choice questions on Computers
1.Scanner is an
(a)Input device
(b)Output device
(c)Both of these
(d)None of these2.One nano second is equal to
(a)1 Billionth of a second
(b)1 millionth of a second
(c)10 millionth of a second
(d)1 thousandth of a second
(e)None of these

3.Which is the fastest memory among the following in a computer system?
(a)Hard disk
(b)RAM
(c)Cache memory
(d)All of these
(e)None of these

4.How many Megabytes make 1 Gigabyte?
(a)100
(b)1000
(c)10000
(d)1024
(e)1048

5.Internet is an example of
(a)LAN
(b)WAN
(c)MAN
(d)All of these
(e)None of these

6.In 3G broadband services what does 3G stand for?
(a)3GHz
(b)3Gigabytes
(c)Third generation
(d)Both a and b
(e)None of these

7.what is the capacity of a standard floppy disk?
(a)1.44MB
(b)720KB
(c)1MB
(d)360KB
(e)None of these

Answers:1(a),2(a),3(c),4(d),5(b),6(c),7(a)

Also see
Basic computer knowledge questions for bank exams
Basic computer terms for beginners