Direct Memory Access Channel (DMA) facilitates data to move into and – McqOptions

MCQOPTIONS

An error occurred while fetching the topics. Please try again later.

1.	Direct Memory Access Channel (DMA) facilitates data to move into and out of the system
A.	on first-come first-serve basis
B.	with equal time delay
C.	without sub routine
D.	without programme intervention
Answer» C. without sub routine

Discussion

No Comment Found

Related MCQs

The register which keeps track of the execution of a program and which contains the memory address of the instruction currently being executed is called
Consider the following set of instructions: STC CMC MOV A,B RAL MOV B,A This set of instructions
Following program is written for an 8085 microprocessor to add two bytes located at memory addresses 1FFE and 1FFF LXI H, 1FFF MOV B, M INR L MOV A,M ADD B INR L MOV M, A XOR A On completion of the execution of the program, the result of addition is found
In a 8085 microprocessor, the following sequence of instructions is executed: STC CMC MOVE A,B RAL MOVE B,A After the last instruction, the output will
In an 8085 microprocessor, the contents of the Accumulator, after the following instructions are executed will become XRA A MVIB F0H SUB B
An advantage of memory interfacing is that
Return from a subroutine is affected by
The three buses associated with three-bus system are I/O bus, memory bus and the
Which of the following cycle is required to fetch and execute information?
The register whose contents may be added to or subtracted from the operand address prior to or during the execution of an instruction is known as