GATE (Graduate Aptitude Test in Engineering) Electronics & CE (EC): Questions 27 - 30 of 1602
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Question 27
Appeared in Year: 2010
Question MCQ▾
Assuming that the flip-flop are in reset condition initially, the count sequence observed at , in the circuit shown is
Choices
Choice (4) | Response | |
---|---|---|
a. | 0110100 … . | |
b. | 0010111 … | |
c. | 0001011 … | |
d. | 0101111 … |
Question 28
Appeared in Year: 2005
Question MCQ▾
The given figure shows a ripple counter using positive edge triggered flip-flops. If the present state of the counter is then is next state will be
Choices
Choice (4) | Response | |
---|---|---|
a. | 101 | |
b. | 100 | |
c. | 111 | |
d. | 010 |
Question 29
Appeared in Year: 2004
Question MCQ▾
Consider the sequence of 8085 instructions given below
LXI H, 9258
MOV A, M
CMA
MOV M, A
Which one of the following is performed by this sequence?
Choices
Choice (4) | Response | |
---|---|---|
a. | Contents of location 5892 are complemented and stored in location 5892 | |
b. | Contents of location 8529 are complemented and stored in location 8529 | |
c. | Contents of location 9258 are moved to the accumulator | |
d. | Contents of location 9258 are compared with the contents of the accumulator |
Question 30
Appeared in Year: 2000
Question MCQ▾
The number of comparators in a 4 bit flash ADC is
Choices
Choice (4) | Response | |
---|---|---|
a. | 5 | |
b. | 16 | |
c. | 15 | |
d. | 4 |