Operating System Set 6

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This set of Operating System (OS) Multiple Choice Questions & Answers (MCQs) focuses on Operating System Set 6

Q1 | Processor which is complex and expensive to produce is                  
  • risc
  • epic
  • cisc
  • multi-core
Answer: cisc
Q2 | The architecture that uses a tighter coupling between the compiler and the processor is                          
  • epic
  • multi-core
  • risc
  • cisc
Answer: epic
Q3 | MAR stands for                        
  • memory address register
  • main address register
  • main accessible register
  • memory accessible register
Answer: memory address register
Q4 | A circuitry that processes that responds to and processes the basic instructions that are required to drive a computer system is
  • memory
  • alu
  • cu
  • processor
Answer: processor
Q5 | Any electronic holding place where data can be stored and retrieved later whenever required is                          
  • memory
  • drive
  • disk
  • circuit
Answer: memory
Q6 | Cache memory is the onboard storage.
  • true
  • false
Answer: true
Q7 | Which of the following is the fastest means of memory access for CPU?
  • registers
  • cache
  • main memory
  • virtual memory
Answer: registers
Q8 | The memory implemented using the semiconductor chips is                    
  • cache
  • main
  • secondary
  • registers
Answer: main
Q9 | Size of the                  memory mainly depends on the size of the address bus.
  • main
  • virtual
  • secondary
  • cache
Answer: main
Q10 | Which of the following is independent of the address bus?
  • secondary memory
  • main memory
  • onboard memory
  • cache memory
Answer: secondary memory
Q11 |                          storage is a system where a robotic arm will connect or disconnect off- line mass storage media according to the computer operating system demands.
  • secondary
  • virtual
  • tertiary
  • magnetic
Answer: tertiary
Q12 | What is the location of the internal registers of CPU?
  • internal
  • on-chip
  • external
  • motherboard
Answer: on-chip
Q13 | If M denotes the number of memory locations and N denotes the word size, then an expression that denotes the storage capacity is                              
  • m*n
  • m+n
  • 2m+n
  • 2m-n
Answer: m*n
Q14 | The operation that does not involves clock cycles is                          
  • installation of a device
  • execute
  • fetch
  • decode
Answer: installation of a device
Q15 | The number of clock cycles per second is referred as              
  • clock speed
  • clock frequency
  • clock rate
  • clock timing
Answer: clock speed
Q16 | CISC stands for                        
  • complex information sensed cpu
  • complex instruction set computer
  • complex intelligence sensed cpu
  • complex instruction set cpu
Answer: complex instruction set computer
Q17 | Processor which is complex and expensive to produce                    
  • risc
  • epic
  • cisc
  • multi-core
Answer: cisc
Q18 | The architecture that uses a tighter coupling between the compiler and the processor.
  • epic
  • multi-core
  • risc
  • cisc
Answer: epic
Q19 | HLDA stands for                
  • high level data
  • high level data acknowledgment
  • hold acknowledgement
  • hold data
Answer: hold acknowledgement
Q20 | Word length of a personal computer
  • 64bits
  • 16 bits
  • 8 bits
  • 32 bits
Answer: 8 bits
Q21 | Winchester disks are a type of                
  • optical disks
  • magnetic disks
  • compact disks
  • magnetic drives
Answer: magnetic disks
Q22 | Bernoulli disks are a type of magnetic floppy disks.
  • true
  • false
Answer: false
Q23 | A plug and play storage device that simply plugs in the port of a computer is                      
  • flash drive
  • compact disk
  • hard disk
  • cd
Answer: flash drive
Q24 | What does USB stand for?
  • universal signal board
  • universal signal bus
  • universal serial bus
  • universal serial board
Answer: universal serial bus
Q25 | A device similar to a flash drive
  • memory card
  • compact drive
  • compact disk
  • memory disk
Answer: memory card
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