HSC Science (Computer Science) 12th Standard Board Exam - Maharashtra State Board Important Questions for Computer Science 1

What is Virtual Memory?

What is File System?

Explain Virus Detection, Removal and Prevention

State features of WINDOWS - NT

With reference to process management. Explain the terms :
(i) Internal Priority
(ii) External Priority
(iii) Purchase Priority
(iv) Time Slice

Explain the following component of GUI:

Menu Bar

With reference to process management, explain the term:

External Priority 

The time required to move RIW Head to the particular track is called ---

(i) Latency Time

(ii) Seek Time

(iii) Waiting Time

(iv) Response Time

Give three differences between WORM and VIRUS.

What is System Call ? List any two System Calls for Memory Management, Process Management and Information Management.

Explain Multiuser and Time Sharing Operating Systems.

Give features of Windows 98 Operating System.

.....................is an Operating System.
(i) VBSCRIPT
(ii) UNIX
(iii) c
(iv) BASIC

Context Switching is a term related to........... Management

(i) Process
(ii) Memory
(iii) Information
(iv) Device

Explairt the process of Multiprogramming in Process Management with help of an example.

What is Virtual Memory ? Explain any three terms related to virtual memory.

The time lost in turning the attention of processor from one process
to another is called as ________

(i) Circuit Switching
(ii) Band Width
(iii) Context Switching
(iv) Packet Switching

What functions are performed by Memory Management of Operating System ?

State any four Memory Management System.

What is Computer Virus ?