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Functions carried out by different operating systems
The below is a list of functions carried out by different operating systems:
- Provides a user interface
- Device management (input/output control)
- Security (for example log on, passwords, etc.)
- Handles interrupts
- Spooling
- Memory management
- Multitasking
- Batch processing
- Multiprogramming
- Error reporting and handling
- Loading and running software
- Processor management
- Maintain user accounts
- Utilities (for example copy, save, re-name, etc.)
The output of SR flip flop when S=1, R=0 is ? Ans. When for the SR flip-flop S=set i/p R=reset i/p, as S=1, R=0, Flip-flop will be set means output will be one.
SPC is used for (A) Carrying Exchange Control Functions (B) Carrying Subscriber Control Functions (C) Exchange Hardware (D) Signalling Purpose Ans:
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In a RAM, information can be stored ? Ans. RAM is used by the user, number of times.
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