Input & Output Devices - Computer MCQs and Notes for PST JEST EST Jobs

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 Input & Output Devices - Computer MCQs and Notes for PST JEST EST Jobs Simple notes on input and output devices of a computer with 10 important MCQs for PST, JEST and EST jobs test in Sindh. Practice online now. Input & Output Devices of Computer Computer Notes and MCQs for PST, JEST and EST Jobs Theory and Key Notes Input devices send data and instructions into the computer: keyboard, mouse, scanner, microphone, joystick, webcam, barcode reader. Output devices show the result of processing: monitor, printer, speaker, projector, plotter. Hard copy is output on paper (printer, plotter). Soft copy is output on screen or as sound (monitor, speaker). Input/Output (both) devices: touch screen, modem, headset with microphone. CPU (Central Processing Unit) is the brain of the computer. It has the ALU, Control Unit and registers. Mouse is a pointing device. OMR reads marked bubbles, MICR reads cheque numbers, OCR reads printed text. 10 Important MCQs (Click...
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IBA 2018 11 NOV Computer Section

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 JEST 11 Nov IBA 2018 Computer Section Past Papers MCQs (Solved) .



 The short key to print a document is:

Ctrl+P 

Ctr+O

Alt+P

Ctrl+R


 In Ms Excel if B3 IDs the address of a cell then B is it's

Column number 

Row number

Cell address

Table address


The extension of world 2010 document is:

Doc

Docs

Docx 

Docd


In Ms Excel VLOOKUP is:

Mathematical function

Logical function

Financial function

Look up and reference function 


In Ms power point we press -------- key to Start  from current slide :

Shift+ F5 

Ctr+F5

F5

Alt+F5


 Computer's performance is influenced by:

Speed of system clock

Bus width

Memory Access Time

AOT 


 File management is responsibility of :

RAM

Task manager

Operating system 

BIOS


An operating system is a :

Utility program

System software 

Application software

Firmware


 Web page can be created using:

Web browser

HTTP

Web server

HTML 


The speed of CPU is measured in: 

Mbytes

mbps

MHz 

Micro-secs


For the solution of MCQs, solve following online MCQs test.

Click Here:

11 Nov 2018 Computer MCQs


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