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Question Detail
__ read the data by reflecting pulses of laser beams on the surface ?
- Magnetic disk
- Optical disk
- Floppy disk
- ROM
Answer: Option B
1. UMA stands for ?
- Unit memory access
- Uniform memory access
- Unit memory array
- Unit metadata access
Answer: Option B
2. If CPU and I/O interface share a common bus than transfer of data between two units is known as ?
- Asynchronous
- Clock dependent
- Synchronous
- Decoder independent
Answer: Option C
3. Which method is used to establish priority by serially connecting all devices that request an interrupt ?
- Interrupt
- Polling
- Priority
- Daisy chaining
Answer: Option D
4. Which interrupt establishes a priority over the various sources to determine which request should be entertained first ?
- Polling
- Daisy chaining
- Priority interrupt
- All of above
Answer: Option C
5. In which condition one process holds the allocated resources and other waits for it ?
- Non preemption
- Mutual exclusion
- Hold and wait
- All of above
Answer: Option C
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