11th Class (HSSC-I) Computer Science Notes:- Unit-1 "Introduction to Computers" Short Questions and Answers (Q11 to Q20)

Class 11 Computer Science (SLO Based) Notes 

For the Examination 2024 and onwards under the 

Federal Board of Intermediate and Secondary Education (FBISE), Islamabad, Punjab Boards, Rawalpindi, Lahore, Karachi board, etc., and All other boards in Pakistan and abroad. 

Unit-1 

"Introduction to Computers"

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Class 8 Computer Science MCQs for practice (All Units Exercise) 

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1.  Short Response Questions and Answers:

Q11. What are the types of Computer Software?

Ans: 

Types of computer software:

Computer software can be classified into:

1. System software
   
2. Application software
   
3. Internet applications
4. Licensed software, open source software, shareware, and freeware.

Q12. What is system software? Write its types.

Ans: 

System software:

Software that controls and coordinates the activities of a computer system is called system software. It consists of programs designed to control hardware and manage software.

Types of system software:

1. Operating system
   
2. Device drivers
   
3. Utility software
   
4. Language processors/ translators

Q13. What is the Operating System? What kind of tasks does it do?

Ans: 

Operating system:

It controls and manages the hardware and software resources of the computer system and provides a user interface. A computer cannot work without an operating system.

Examples: Windows, LINUX , UNIX, MAC OS, Android, IOS, etc.

Tasks of the operating system:

• Loading and execution of programs.
  
• Allocating resources.
  
• Memory management.
• File management
• Storage management
• Providing user interface.
• Maintain security.
• Provide network facility.

Q14. What are Device Drivers? 

Ans: 

Device Drivers:

• Software that controls the operation of hardware devices.
  
• Any device attached to the computer will not work properly without device drivers.
  
• Device drivers are provided by device manufacturers.
  
• Plug and Play devices have their drivers preinstalled in Windows.
  

Q15. What is Utility software? give some examples.

Utility software:

• Perform functions that are beyond the capability of the operating system.
  
• Users can perform tasks easily and efficiently.

Examples: File manager, disk management utility, disk defragmenter, antivirus, file compression software, etc.

Q16. What is Language processors/ translators? Write its types.

Ans: 

Language processors/ translators:

• Computer can only understand machine language which is in the form of 0 and 1.
  
• Programs are written in assembly language or high-level language.
  
• Language processors convert programs written in assembly or high-level language into machine language.
  

Types of Language Processors:

There are three types of language processors

Assembler: 

It translates assembly language programs into machine language.

Compiler: 

it converts a high-level language program into machine language. The entire program is converted into machine language using the compiler.

Interpreter: 

It also converts a high-level language program into machine language. It translates one instruction at a time goes to the next instruction after executing the previous one.

Q17. What is Application software? give some examples.

Ans: 

Application software:

Application software is used to perform a particular task. For example word processors, games, spreadsheet software etc. 

Examples:

1. Productivity software.
2. Business software.
3. Entertainment software.
4. Educational software.

Q18. What is Productivity software? give some examples.

Ans: 

Productivity software:

• It is an application software.
• Designed to perform daily activities effectively and efficiently.
• Word processors, spreadsheets, database management systems, and graphic software are a few examples.

Q19. What is Productivity software? give some examples.

Ans: 

Business software: 

• It is an application software.
• It helps in performing business activities efficiently.
  
• For example payroll, inventory, accounting, etc.

Q20. What is Productivity software? give some examples.

Ans: 

Entertainment software:

• It is an application software.
• It is used to entertain people
• Examples: games,, media players, music software, etc.

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Please Select from below 👇👇

Unit-1 (Important Short Q/A)

Short Q/A (1 to 10)
Short Q/A ( 11 to 20)
Short Q/A ( 21 to 30)
Short Q/A ( 31 to 40)
Short Q/A ( 41 to 50)
Short Q/A ( 51 to 60)

Unit-1 (Important Long Q/A)

Long Q/A No. 1

Long Q/A No. 2

Long Q/A No. 3

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Computer Science 11th Class Notes (Main Page)

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