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प्रश्न
What is VDU?
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उत्तर
Visual Display Unit: Terminal hardware is divided into two parts
1) Keyboard: It is used an input medium
2) Video Screen: It is used as the output medium
The combination of above two is called as VDU
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संबंधित प्रश्न
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 virus detection.
Explairt the process of Multiprogramming in Process Management with help of an example.
With reference to process management. Explain the terms :
(i) Internal Priority
(ii) External Priority
(iii) Purchase Priority
(iv) Time Slice
State any four Memory Management System.
What are the different method by which virus can infect other programs ?
If the page size for 2MB memory is 2KB then the number of higher order bits on address bus used to denote page number is________.
(i) 11
(ii) 10
(iii) 9
(iv) 8
List and explain types of File Systems used in OS.
Explain following terms of VDU: Intelligent Terminal
What is Graphical User Interface (GUI) ?
Explain the following process state:
Blocked State
Write the difference between Worm and Virus.
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
Identify the usage of Operating Systems.
From the options given below, choose the operations managed by the operating system.
Differentiate Save and Save As option.
Which operating system is installed on your computer at home or school?
