Computer Organization and Architecture MCQ with Answers

Computer Organization and Architecture MCQ with Answers

56) The process of fetching and executing instructions,one at a time, in order of increasing addreses is called

Answer is:

Straight line sequencing

57) The CPU of a Computer takes instruction from the memory and executes them. This process is called

Answer is:

Fetch-execute cycle

The CPU of a Computer takes instruction from the memory and executes them. This process is called

58) When a program is being executed in an 8085 microprocessor, its Program Counter contains

Answer is:

Memory address of the instruction that is to be executed next

59) When the HLT instruction of a 8085 micro-processor is executed, the microprocessor

Answer is:

Enters into a halt state and the buses are tri- stated

60) Serial input data of 8085 can be loaded into bit 7 of the accumulator by

Answer is:

Executing a RIM instruction

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