introduction to operating systems
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Scheduling of threads are done by
- A. input
- B. output
- C. operating system
- D. memory
- Correct Answer: Option C
Control processing unit loads instructions that are executed from
- A. hardware
- B. shared resources
- C. memory
- D. both a and b
- Correct Answer: Option C
First process that is executed by operating system during booting is
- A. init
- B. initl
- C. mint
- D. start
- Correct Answer: Option A
Each blade server of computer system has its own
- A. memory
- B. hardware
- C. programs
- D. operating system
- Correct Answer: Option D
Central processing unit of computer system is never idle as long as it executes
- A. 1 job
- B. 2 jobs
- C. 3 jobs
- D. 4 jobs
- Correct Answer: Option A
Main memory of computer system is also called
- A. non volatile
- B. volatile
- C. reserved
- D. large
- Correct Answer: Option B
Symmetric multiprocessing architecture of computer system uses shared
- A. bus
- B. memory
- C. processors
- D. both a and b
- Correct Answer: Option D
Uniform memory access for accessing memory from any unit takes
- A. same time
- B. different time
- C. less time
- D. more time
- Correct Answer: Option A
Main work of operating system with other parts of computer system is to
- A. coordinate
- B. receive
- C. send
- D. operate
- Correct Answer: Option A
Bug in one program of operating system effects others in
- A. single program environment
- B. multitasking environment
- C. sharing environment
- D. multi program environment
- Correct Answer: Option C
How many states are represented by 1 bit?
- A. 1
- C. 3
- D. 0 and 1
- Correct Answer: Option D
Continuing operation with failure of one component of computer system is called
- A. graceful upgradation
- B. fault tolerant
- C. upgradation
- D. graceful degradation
- Correct Answer: Option B
System call for running particular program is also called as
- A. interfere call
- B. interrupt call
- C. monitor call
- D. CPU call
- Correct Answer: Option C
One terabyte is equal to
- A. 1024 bytes
- B. 1024⊃2 bytes
- C. 1024⊃3 bytes
- D. 1024⊃4 bytes
- Correct Answer: Option D
Beowulf clusters are clusters of computer system that are
- A. high cost systems
- B. very high cost systems
- C. low cost systems
- D. affordable cost systems
- Correct Answer: Option C