FUNCTIONAL UNITS OF COMPUTERS

*Input Unit
*Central Processing Unit
*Output Unit

INPUT UNIT AND OUTPUT UNIT’
*Device which receives data for processing are called input device.
*An input device converts input information into suitable binary code form acceptable to a computer.

Input Output devices
*Major Input Devices - Keyboard, Mouse, Light pen, Joystick, Scanner, Track ball, Microphone, Digit ....etc

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MOUSE
* Pointing device used in computer
Ans : Mouse
*Mouse was invented by
Ans : Douglas Engelbert
*Unit which is used to represent the speed of a mouse
Ans : Mickey
*Most commonly, working of wireless mouse is based on 
Ans : Infrared Rays
*The company that developed mouse
Ans : Xerox PARC
*The first mouse was marketed by 
Ans : Apple
*The blinking symbol which indicates the next position of the character is c ....etc

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Dear Sirs ,

kindly request to send me the cyber laws in malayalam

regards,
aziz ....etc

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pls send cuber laws in malayalm to my e-mail [email protected] ....etc

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COMPUTER
*Computer is an electronic device that receives data, process it and gives meaningful informations.
*The word ‘computer’ is originated from the Latin words ‘Computus’ and ‘computare’ Collection of facts and figures are called 
Ans : Data
*Processed data is called 
Ans : Information. 
*Information conveys a meaningful message
*A set of actions performed by the computer to convert data into information is called 
Ans : Data proces ....etc

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PRIMARY MEMORY
*Memory which is also known as the main memory
Ans : Primary memory  
*Primary memory is classified into RAM and ROM
*Which of the following memory needs periodic refresh ?
(a)SRAM
(b) DRAM
(c ) ROM
(d)All of the above
Ans :  (b)

Interrupts
*An event external to the currently executing process that causes a change in the normal flow of instruction execution is called interrupts On ....etc

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....etc

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LABOUR LAWS AND LABOUR LEGISLATION LABOUR LAWS AND LABOUR LEGISLATION
Labour Laws 
 Labour laws are meant to protect the labour against the exploitation by the owner/employer. Labour Laws are also meant to provide social security and benefits and goods remuneration and compensation towards the labour by employee. Labour Laws provide guidelines for employee and employee to run the organization without any disputes. 
 laws are formulated by the Indian legislature i.e. parliament of India for the purpose of the labour and em ....etc

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COMPUTER
*Computer is an electronic device that receives data, process it and gives meaningful informations.
*The word ‘computer’ is originated from the Latin words ‘Computus’ and ‘computare’ Collection of facts and figures are called 
Ans : Data
*Processed data is called 
Ans : Information. 
*Information conveys a meaningful message
*A set of actions performed by the computer to convert data into information is called 
Ans : Data proces ....etc

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SECONDARY MEMORY
*Secondary memory stores data permanently.  
*Secondary memory is also known as external memory.
Examples: Magnetic tape. Magnetic Discs (Hard Disc, Floppy Disc),Optical Discs, Flash drives
*A magnetic tape is a recording medium consisting of a thin tape with coating of fine magnetic material used for recording data. 

Hard Disk
*A hard disk is usually used inside the CPU. 
*A hard disk is divided into tracks an ....etc

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