1. Answer the following : 5

1. Name and define the components of a Computer.
2. Draw the block diagram of a computer.
3. What are storage devices? Classify them with examples.
4. List five uses of computers in the Hospitality industry.
5. With the help of a tree diagram, classify software with examples.

II. Give two examples for each of the following : 2 ½

1. Devices used only to output data.
2. Systems software
3. Programming Languages
4. Operating Systems
5. Devices used to store data.

1. Assume that you are currently working in C:\> drive.Give the DOS commands to do the following: 5

1. Create a directory of your Rollno.
2. Display the total disk space of your floppy disk.
3. Change the name of a file from letter.txt to bio.txt
4. Display the DOS version.
5. Change the prompt to the time right now.

1. Check the syntax of the following commands. If wrong, write the correct one: 2 ½

1. MKDIR sname
2. CHDIR 101
3. Prompt $
4. DELE fname.txt
5. RENAME dart.txt bart.txt.

IV Expand the following : 5