Digital Circuits Mock Test 2

10%

Question 1 of 10

1. The NOR gate output will be high if the two inputs are __________

Question 1 of 10

Question 2 of 10

2. Propagation delay is defined as __________

the time taken for the output of a gate to change after the intermediates have changed

the time taken for the input of a gate to change after the outputs have changed

the time taken for the input of a gate to change after the intermediates have changed

the time taken for the output of a gate to change after the inputs have changed

Question 2 of 10

Question 3 of 10

3. An OR gate can be imagined as ____________

BJT transistor connected in series

MOS transistor connected in series

Switches connected in parallel

Switches connected in series

Question 3 of 10

Question 4 of 10

4. The AND function can be used to ___________ and the OR function can be used to _____________

Disable, enable

Enable, disable

Synchronize, energize

Detect, invert

Question 4 of 10

Question 5 of 10

5. Power Dissipation in DIC is expressed in __________

Milliwatts or nanowatts

Watts or kilowatts

Mdb

Question 5 of 10

Question 6 of 10

6. PGA refers to ____________

Plastic Grid Array

Pin Grid Array

Pin Greater Array

Plastic Greater Array

Question 6 of 10

Question 7 of 10

7. A disadvantage of DTL is ___________

The increased fan-out

The input resister to the transistor

The input transistor to the resister

The increased fan-in

Question 7 of 10

Question 8 of 10

8. What is the static charge that can be stored by your body as you walk across a carpet?

300 volts

30000 volts

3000 volts

Over 30000 volts

Question 8 of 10

Question 9 of 10

9. Transistor–transistor logic (TTL) is a class of digital circuits built from ____________

Bipolar junction transistors (BJT)

JFET only

Resistors

Bipolar junction transistors (BJT) and resistors

Question 9 of 10

Question 10 of 10

10. The minimum number of transistors can be used by 2 input AND gate is __________

Question 10 of 10