include calculations like addition, subtraction,

differentials, square root, etc.

• Arithmetic operations

• Logical operations

• Input unit

• output unit

Devices like keyboard and mouse that are used to input data and instructions

to the computer are called input unit.

• Input Unit

• Output unit

• logical operations

• arithmetic operations

include comparison operations like greater than, less

than, equal to, opposite, etc.

• arithmetic operations

• logical operations

• input unit

• output unit

As the name suggests, this unit controls all the functions of the computer.

All devices or parts of computer interact through the control unit.

All input data, instructions and data interim to the processes are stored in the

memory.

• control unit

• arithmetic operations

• memory

• logical operations

This is an electronic device that receives input, stores or processes the input as per user instructions and provides output in desired format.

• Language Processor

• computer

• Device Drivers

• Application Software

Devices like printer and visual display unit that are used to provide information to the user in desired format are called output unit.

• Utility Software

• Device Drivers

• Operating System

• Output Unit

All input data, instructions and data interim to the processes are stored in the memory.

Computers can carry out same type of work repeatedly without throwing up errors due to tiredness or boredom, which are very common among humans.

Computers can store a very large amount of data at a fraction of the cost of traditional storage of files.

• Supercomputer

• Server

• Tablet

• Cloud Storage