Basic HTML Version

|  | Table of Contents |  | View Full Version

Page 28 - 2501_KVS_C-3
P. 28

    2.5  APPLICATIONS OF COMPUTER
                      1.     With the help of computer, you can type a document, create presentations for
                           your school projects.

                      2.     Computer can be used for entertainment like listening
                           music, watching movies etc.

                      3.     You can search information on internet or send e-mail
                           using computer.

                      4.     At hospital it is used to store medical information
                           and record of patients.

                      5.   At bank, computer is used to keep records of accounts of customer.

                      6.   At school, computer is used for teaching and learning.
                      7.     At railways or Airports, Computer is used to keep record of passengers, to
                           book tickets or to cancel tickets.

                      Let us revise what we have learnt:

                           A computer  consists of four main components:  Input Devices,  CPU,  Output
                           Devices, and Memory Unit.

                           Input devices allow users to provide data to the computer.
                           The CPU processes the input and generates output, controlling all other parts

                           of the computer.
                           Output devices display or present the processed data.

                           Memory units store data and information for easy access and processing.

                           Hardware refers to the physical devices, that are used with the computer.

                           Software includes the programs and applications, that run on a computer.

                                                                Exercise

                               Something to Know

                        A.  Answer the following questions:

                              1.    What are the different components of computer?
                              2.    Why computer is called versatile in nature?

                              3.    What are the disadvantages of computer?

                              4.    Write any four applications of computer.
                              5.    Difference between hardware and software.

                    26                         KVS DELHI REGION 2025

| 23 24 25 26 27 28 29 30 31 32 33 |