Class 6 Computer Chapter 1/ About Computers/ Complete Notes
About Computers
1. Fill in the blanks:-
a) PARAM 2000 is the first Indian supercomputer.
b) Hardware is the physical component of a computer.
c) Software can be classified into System Software and Application Software.
d) Printers and Plotters are the examples of Output device.
e) Sunway Taihu Light is at present the fastest supercomputer of the world.
2. Match the following:-
a) Input Device d) Linux
b) Output Device a) Keyboard
c) Storage Device b) Printer
d) Operating System c) Hard Disk
e) Micro Computer e) Tablet PC
3. Select the most appropriate alternative:-
a) Visible components of a computer are called:
i) Package ii) Software iii) Hardware iv) Desktop Computer
Ans. - iii) Hardware
b) Computer is an example of:
i) Operating System ii) Language Processor iii) Customised Software iv) Utility
Ans. - ii) Language Processor
c) Which of the following is not an Operating System?
i) MS -Dos ii) MS -Windows iii) Boss iv) Orange
Ans. - iv) Orange
d) i-Pad tablet was developed by:
i) Apple Inc. ii) IBM iii) CDC iv) HCL
Ans. - i) Apple Inc.
e) Which of the following is not a supercomputer?
i) Tianhe ii) Param iii) Mira iv) CDC cyber series
Ans. - iv) CDC cyber series
4. Differentiate between the following:
a) Hardware and Software
Ans.- Hardware -- i) Hardware is the electronic or physical part of a computer.
ii) We can touch and see the Hardware.
iii) Example: Keyboard , Mouse etc.
Software --i) software is the instruction part that runs and controls the software.
ii) We cannot touch and see the software.
iii) MS Dos, MS Office, Paint, logo etc.
b) Application Software and System Software
Ans.- Application Software-- i) It is a set of programs which is made specially for defined operation or to accomplish some specified type of task.
ii) Application Software are specially made to create application for user.
iii) example:- MS Office, Paint etc.
System Software-- i) System Software controls the internal operation of a computer
ii) we can create application using system software.
iii) Examples :- MS Dos , MS Windows etc.
5. Answer the following questions:
a) Define Utilities.
Ans.- Utilities are kind of software that accomplish supportive types of task in a computer system which help the functioning of application software or system software. For example: Winzip (to compress size of file)
b) What is a computer language?
Ans.- The language in which the instructions are written to develop a software is known as computer language.
c) List the five fastest supercomputers of the world.
Ans.- The fastest supercomputers of the world are:-
i) Tianhe - 2 ( China)
ii) Titon ( United States)
iii) IBM Sequoia ( United States )
iv) Fujitsu K - Computer ( Japan )
v) Mira ( United States )
___________________________
0 Comments