2nd Class Computers Science Getting Started with Computer Caring Computer

     Caring Computer

Although the computer is a very powerful machine, but it needs special care in handling and one needs to look after it properly.  

      The following things should be kept in mind for the proper caring of corn outer:

• We should keep the computer system in a cool, dry and dust-free environment.
• We should not touch it by the wet hand.
• Our hands should be clean and dry before we touch the computer.
• We should not touch plugs or wires when the computer is ON.
• Do not pile things on top of the monitor or CPU.      

 How can you take proper computer?  

(A) By keeping it in a hot room                 

(B) By keeping it in a cool room

(C) By piling things on monitor                  

(D) All of these  

Answer: (b)

Explanation

Correct Option:

(B) We should keep computer at a cool place for its proper functioning. Therefore, option (b) is correct.

Incorrect Options:

(A) Option (A) is incorrect.

(C) Option (C) is incorrect.

(D) Option (D) is incorrect.  

 Given below are the two statements. Which one of the following options s correct for the given statements?

Statement A: You should keep the computer away from dust.

Statement B: You should keep the CPU in the air tight box while working.

(A) Statement A is correct                            

(B) Statement B is correct

(C) Both statement A and Bare correct  

(D) Both statement A and B are incorrect  

Answer: (A)

Explanation

Correct Option:

(A) We should keep the computer away from dust. Therefore, option (A) is correct.

Incorrect Options:

(B) Option (A) is incorrect.

(C) Option (C) is incorrect.

(D) Option (D) is incorrect.  

• A standard keyboard has 104 or more keys.
• The CPU is also called the 'Brain' of the computer.
• The Spacebar key is the longest key in the Keyboard.    

• Computer: An electronic machine that works very fast can do various tasks such as calculations, sending messages, storing information and executing instructions.
• CPU: Also referred to as the processor where calculations and decisions are made.
• Mouse: Is a primary input device used with the computer to point and select items and draw.
• Monitor: Also called 'computer screen' or 'display unit' this allows a user to interact with the computer.
• Keyboard: A board of keys which is a primary input device used with the computer.      

• The computer is a wonderful electronic machine that can perform various tasks and make our life easier.
• The 4 main parts of the computer are the monitor, keyboard/CPU and mouse.
• The keyboard works just like a typewriter and is used to enter information.
• The computer is a delicate machine and needs good care to work properly.
• Resources on Net: http://www.techterms.com v  Related Topics: Keyboard - Chapter 5  

     Abbreviations

CPU           -            Central Processing Unit

VDU           -            Visual Display Unit