CBSE Class 7 Computer Science MS DOS Worksheet Set A

Fill in the blanks:

Question: DOS is a __ user system.
a. Single
b. Multiple
c. zero
d. Two
Answer: Single

Question: DOS stands for _________________.
a. Data Operating System
b. Dull Operating System
c. Disk Operating System
d. Device Operating System
Answer: Disk Operating System

Question: DOS is an example of ___________.
a. GUI
b. CUI
c. CCLI
d.CLI
Answer: CUI

Question: A _______________ is an entry point for typing computer commands.
a. Command Prompt
b. Common Prompt
c. Cursor
d. Black Screen
Answer: Command Prompt

True/False

Question: Operating system (OS) manages the software and hardware of the computer.
Answer: True

Question: CUI and GUI are different kinds of user interface systems.
Answer: True

Question: We can only type text to give commands to the computer as in MS DOS.
Answer: True

Question: There are no images or graphics on the screen GUI interface.
Answer: False

Question: Run command is used to open a Microsoft MS-DOS command prompt shell window.
Answer: True

Short Answer Type Questions

Question: What is DOS?
Answer: DOS stands for Disk Operating System. It is a single user operating system. This operating system uses Character User Interface (CUI). It was developed by the Microsoft Corporation.

Question: What is GUI?
Answer: GUI stands for Graphical User Interface. In modern computers, GUI based operating system are used mainly.There is not need to type the commands for performing operations in these operating systems. Work is done with the help of Mouse in such systems. Example of such system is Windows Operating system.

Question: What is CUI?
Answer: CUI stands for Character User Interface. In modern computers, CUI based operating system are not used. We have to type the commands for performing operations in these operating systems. Work is done without Mouse in such systems. Example of such system is DOS.

Question: What is Command Prompt?
Answer: Command Prompt is also known as DOS Prompt. It is the entry point for typing commands in DOS. To perform any operation in the computer system, we have to type the command at the command prompt.