Kips Class 9 AI Unit 3: Information and Communication Technology Skills (Basic Computer Operations)

Unit 3: Information and Communication Technology Skills (Basic Computer Operations)

Assessment Time
A. Multiple Choice Questions:
1. The name of the Edubuntu’s Graphical User Interface is ___________.
a) Unity
b) Bash
c) Kernel
d) shell
Answer: a) Unity

2. The __________ checks the functioning of all the connected hardware, including primary and secondary storage devices.
a) Booting process
b) POST
c) Power on
d) Input Unit
Answer: b) POST

3. _________ operating system runs on computers which are located in different geographical areas, interconnected through a network.
a) GUI
b) Command line
c) Real time
d) Distributed
Answer: d) Distributed

4. The small labelled pictures or symbols present on the desktop are called _____________.
a) Icons
b) Pixels
c) Buttons
d) Commands
Answer: a) Icons

5. The operating system has two components ___________ and ___________.
a) Software and hardware
b) Software and technologies
c) Shell and Kernel
d) Files and Devices
Answer: c) Shell and Kernel

B. Fill in the blanks:
1. The multithreading operating system allow different parts of an application or program to run simultaneously.
2. The Trash stores the deleted files in Edubuntu.
3. A batch file consists of a series of commands to be executed by the command-line interpreter.
4. DOS files are organised in a directory or an inverted tree-like structure.
5. Linux was developed by Linus Torvalds in the year 1991.

C. Answer the Following Questions:
1. What is system software?
Answer: System software is a type of computer program that is designed to run a computer's hardware and application programs.

2. What do you mean by multitasking operating system?
Answer: The ability to perform more than one task at the same time is called Multitasking, like Microsoft 9x, Windows 2000 onwards, Linux operating system.

3. Who wrote the original disk operating system?
Answer: Microsoft wrote the original disk operating system.

4. What do you mean by multithreading OS?
Answer: These are the operating system which allow different parts of an application or program to run simultaneously, like Microsoft Window 9x, Windows 2000 onwards, Linux.

5. What are the various categories of system software?
Answer: Types of system software are
• Single User Operating System
• Graphical User Interface
• Multi-user Operating System
• Multitasking Operating System
• Multithreading Operating System

6. What security measures does an operating system provide to a computer?
Answer: It secures the system and blocks unauthorised access to the system. 

7. Explain the directory structure of DOS with the help of an example.
Answer: Disk Operating System (DOS) is a type of system software that runs from a hard disk drive. It is a command line operating system where a user needs to type the commands for every action to be performed on the computer. DOS can support multiple directories, networking, enhanced memory management etc. It allows the user to type the commands at its prompt (For example, C:\>) for every action to be performed.