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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
APPEARS IN
संबंधित प्रश्न
Explain Multiuser and Time Sharing Operating Systems.
Give features of Windows 98 Operating System.
State features of WINDOWS - NT
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
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
Explain tape-based and disk-based file system.
Explain the following component of GUI:
Menu Bar
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
Complete the following activity.
Identify the usage of Operating Systems.
List out the key features of the Operating system?
From the options given below, choose the operations managed by the operating system.
Write a note on Recycle bin.
Which operating system is installed on your computer at home or school?
