HSC Science (Computer Science) इयत्ता १२ वी - Maharashtra State Board Question Bank Solutions

What is VDU?

Explain following terms of VDU: Dumb Terminal

Explain following terms of VDU: Intelligent Terminal

What is Graphical User Interface (GUI) ?

Explain the following component of GUI:

Menu Bar

Explain the following process state:

Running State

Explain the following process state:

Ready State

Explain the following process state:

Blocked State

Define Security

Explain the different elements of security.

Explain following terms in case of Process Scheduling

1) Turn-around Time

2) Waiting Time

3) Terminal Response Time

4) Event Response Time

___________ is free software.

List any six features of LINUX Operating System.

 Write the difference between Worm and Virus.

 Explain the function of the following in Operating system: 
1) Virus Detection
2) Virus Removal 
3) Virus Prevention 

What are the functions of Memory Management? State any two types of  continuous Real  Memory Management System. 

 Write a short note on Paging.

With reference to process management, explain the term:

External Priority 

Statements that are incorrect in relation to index numbers:

1. An index number is a geographical tool.
2. Index numbers measure changes in air pressure.
3. Index numbers measure relative changes in an economic variable.
4. Index numbers are specialized averages.

______ : Base year prices :: P₁ : Current year prices.