2. Computer is a group of electronic devices used to process the data. The characteristics of a computer are: 4. Accuracy 5. Automation 6. Functionality 7. Tirelessness 1. Speed 2. Reliability 3. Memory capacity

3. 1.Speed: computer process the data at an unimaginable speed. The speed of the computer ranges up to Nano seconds. 2. Reliability: The next important characteristic of a computer is its reliability. we can always rely on the information given by a computer. 3. Memory capacity: The memory capacity of a computer is measured in bits and bytes. Large amount of the data can be stored in computer and retrieved. Memory capacity of the computer ranges in Giga bytes.

4. 4. Accuracy: Accuracy of the computer is very high it performs calculation with greater accuracy in less time. 5. Automation: A computer allows automation for any process designed in the form of a program. A program can be executed any number of times to repeat the process.

5. 6. functionality: computer can performs many kinds of jobs. It not only process the data but also can be Used for playing music, movies, and printing jobs. It finds its applications in all most all the fields. 7. Tirelessness: A computer never get tired.