Untitled Quiz

What is mean by ALU?

• All Logical unit

• Arithmetic and Logical Unit

• Arithmetic and Low Unit

• None of above

What is not belongs to an operating system?

• windows 10

• ubuntu

• Android

• ALU

What should you do to permanently delete a file from your computer?

• Select the file and press delete key

• Right click and select delete option

• Press shift and delete keys together

• Cannot delete permanently

What the electronic technology used in first generation computers?

• Transistor

• IC

• Main Memory

• Vaccume Tube

CPU located on

• Hard disk

• Main memory

• Mother board

• External device

Security of computer can divided into two parts, those are?

• Hardware and software

• System unit and Os

• Os and windows

• PDF and word processing

Select step to avoid from over heating

• Install air condition

• Avoid taking food

• Keep lap clean

• Remove foot ware

Answer explanation

Solid state media device

• Pen drive

• Floppy disk

• CD

• Hard disk

Electronic technology used in third generation computers?

• Intergrated Circuit

• Microprocessor

• Vaccume tube

• Transistors

Select input device

• Keyboard

• CD

• Printer

• UPS