Microprocessors And Microcontrollers - Study Mode

[#166] Which one of the following is used as the interface chip for data transmission between 8086 and a 16-bit ADC?
Correct Answer

(B) 8255

[#167] Which of the following is a peripheral device
Correct Answer

(C) 8255

[#168] The principle of locality of reference justifies the use of
Correct Answer

(D) Cache memory

[#169] A 'DMA' transfer implies
Correct Answer

(B) Direct transfer of data between memory and I/O devices without the use of µP

[#170] Which of the following statements with reference to a generic microprocessor is correct?
Correct Answer

(C) Machine cycle time period shorter than instruction cycle time period