Question : How the dot matrix
printers form characters ?
Answer : They form characters and
images by a matrix of dots.
Question : What is a speech
synthesizer ?
Answer : A synthesizer converts text
information into spoken words.
Question : What type of input a
computer accepts ?
Answer : Digits, Alphabets, Signals.
Question : What do you
understand by voice recognition devices ?
Answer : These are input devices
that allow a person to input data o a computer system by speaking into it.
Question : What do you
understand by soft copy and hard copy output ?
Answer : Soft copy out is temporary
output while the hard copy out is permanent in nature.
Question : Which is the most
popular output device ?
Answer : Monitor.
Question : What are the most
commonly used output devices that give hard copy ?
Answer : Printers.
Question : What are the various
types of computer ?
Answer : Analog, Hybrid and Digital
Computer etc.
Question : Define Analog
Computer ?
Answer : It is any device which
represents changing values by a continuous variable physical property such as voltage
or current, fluid pressure, liquid level and so on.
Question : Define Digital
Computer ?
Answer : A digital computer counts
and answer in How many.
Question : What is cache Memory
?
Answer : It is a high speed
expensive memory which is used as a scratch pad.
Question : What is Computer
Language ?
Answer : A language which is acceptable to a computer
is called computer language.
Question : What is Programming
Language ?
Answer : The process of writing instructions or coding
is called a programming language.
Question : What is a Machine
Language ?
Answer : A language which a computer
can understand without a translator is called a machine language. It is in the
strings of 0’s and 1’s.
Question : What does an
assembler do ?
Answer : It is a translator program which translates an
assembly language program (Source Program) into equivalent machine language
program (Object program)
Question : What does Compiler
do ?
Answer : It is a translator program which converts a
high level language program into equivalent machine language program.
Question : Which high level
languages are used today ?
Answer : COBOL, Fortran, Pascal, BASIC, C, C++, Java,
LISP, Snowbol etc.
Question : What are the salient
features of good programming language.
Answer : Nature
of the application familiarity with the language, learning of the language,
availability of program developing tools, execution efficiency are the salient
features of a good programming language.
Question : What is the full
form of OOP, FORTRAN, COBOL, BASIC, RPG, LISP, SNOWBOL ?
Answer : OOP : Object Oriented Programming
FORTRAN
: Formula Translation
COBOL
: Common Business Oriented Language
BASIC
: Business All Purpose Symbolic Instruction Code
RPG
: Report Porgam Generator
LISP
: List Processing
SNOWBOL
: String Oriented Symbolic Language
Question : Write Different
Versions of window ?
Answer : Window XP, Window XP Professional, Window 7,
Window 10, Window 8, Window 8.1, Window Vista etc.
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