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RRB JE (IT) :Computer Organisation Quiz 6
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Question 1
The RST 7 instruction in 8085 microprocessor is equivalent to:
Question 2
Two control signals in microprocessor which are related to Direct Memory Access (DMA) are
Question 3
In 8085 microprocessor, the ISR for handling trap interrupt is at which location?
Question 4
Consider the term “RET instruction” & choose which statement is not correct
Question 5
The Boolean expression simplifies to.
Question 6
In the expression A' (A'+B') by writing the first term A as A + 0, the expression is best simplified as
Question 7
XY flip-flop implemented using two NAND gates as shown in figure. The unusable state corresponds to
Question 8
The TRAP is one of the interrupts available in lNTEL 8085. Which one of the following statements is true of TRAP?
Question 9
What are the final values of Q1 and Q0 after 4 clock cycles, if initial values are 00 in the sequential circuit shown below:
Question 10
Minimum numbers of 16 K4 memory chips required to construct 1 M 16 memory chip are
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