CS302 Final Term Quiz 4 by VU Topper RM

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CS302 Quiz-4 File By Vu Topper RM

Digital Logic and Design (Virtual University of Pakistan)

Studocu is not sponsored or endorsed by any college or university

CS302 Quiz-4 File By Vu Topper RM

Digital Logic and Design (Virtual University of Pakistan)

Q1. Vu-Topper RM (1 marks)

The next state table for REQ1, FLOOR1 and OPEN inputs indicates that the____can be pressed at any time either on the first floor or the second floor in elevator. A. REQ0 B. OPEN

C. REQ1 Page 370

D. FLOOR1

Q2. Vu-Topper RM (1 marks)

A decade counter is ________ A. Mod-3 counter B. Mod-5 counter C. Mod-8 counter

D. Mod-10 counter Page 274

Q3. Vu-Topper RM (1 marks)

The operation of J-K flip-flop is similar to that of the SR flip-flop except that the J-K flip-flop ___________

A. Doesn’t have an invalid state Page 232

B. Sets to clear when both J = 0 and K = 0 C. It does not accept asynchronous inputs D. It does not show transition on change in pulse

Q4. Vu-Topper RM (1 marks)

_________ Yellow signal controlling the traffic on the East-West section.

A. EWYel Page 375

B. NSRed C. EWRed D. TMRST

Q5. Vu-Topper RM (1 marks)

An 8-bit converter requires_______weighted resistors which have exact values otherwise the output of the converter is not accurate. A. Seven B. Ten

C. Eight Page 451

D. Nine

Q6. Vu-Topper RM (1 marks)

ROMs and PROMs retains information ________________ even if the supply voltage is removed. A. Two days B. Four days

C. Permanently Page 417

D. Ten days

Q7. Vu-Topper RM (1 marks)

Two states are said to be equal if they have exactly same______. A. Output

B. Input Page 325

C. Both D. None

Q8. Vu-Topper RM (1 marks)

To implement the counter using S-R flip-flops instead of J-K flip-flops, the _____ transition table is used.

A. S-R Page 316

B. D-R C. J-K D. None