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प्रश्न
What is System Call ? List any two System Calls for Memory Management, Process Management and Information Management.
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उत्तर
System calls : System call provides the interface between process and the operating system. These calls are generally available as assembly language instructions.
List of system calls for memory management :
1. To allocate a chunk of memory to a process.
2. To free chunk of memory from a process.
List of system calls for information management :
1. Create a file
2. Create a directory
List of system calls for process management :
1. Read a process
2. Block a process
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संबंधित प्रश्न
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
What is File System?
State any four Memory Management System.
State the various steps involved in the allocation of partition in case of fixed partition memory management.
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 tape-based and disk-based file system.
What is VDU?
What is Graphical User Interface (GUI) ?
Explain the following component of GUI:
Menu Bar
Explain the following process state:
Ready State
Explain following terms in case of Process Scheduling
1) Turn-around Time
2) Waiting Time
3) Terminal Response Time
4) Event Response Time
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.
From the options given below, choose the operations managed by the operating system.
Differentiate Save and Save As option.
Write a note on Recycle bin.
