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Computer Organization Architecture - Registers

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6:  

The device which is used to connect a peripheral to bus is called

A. Control register
B. Interface
C. Communication protocol
D. None of these
 
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Option: B

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7:  

Which of the following is a set of general purpose internal registers ?

A. Stack
B. Scratch pad
C. Address register
D. Status register
 
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Option: B

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8:  

Which of the following register is used in the control unit of the CPU to indicate the next instruction which is to be executed ?

A. Accumulator
B. Index register
C. Instruction decoder
D. Program counter
 
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Option: D

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9:  

Which of the following need not necessarily be saved on a context switch between processes ?

A. General purpose registers
B. Translation look aside buffer
C. Program counter
D. All of these
 
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Option: B

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10:  

 If a processor does not have any stack pointer register, then

A. It cannot have subroutine call instruction
B. It can have subroutine call instruction, but no nested subroutine calls
C. Nested subroutine calls are possible, but interrupts are not
D. All sequences of subroutine calls and also interrupts are possible
 
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Option: D

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Syllabus included in this section is-

  • Machine instructions and addressing modes
  • ALU and data-path
  • CPU control design
  • Memory interface
  • I/O interface (Interrupt and DMA mode)
  • Instruction pipelining
  • Cache and main memory
  • Secondary storage
  • Hardwired and Microprogrammed processor design
  • Instruction formats 
  • Addressing modes
  •  Memory types and organisation
  • Interfacing peripheral devices
  • Interrupts
  • Microprocessor architecture
  • Instruction set and Programming (8085, P-III/P-IV)
  • Microprocessor applications.

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