Tronic5

Question 1

Correct Boolean expression for circuit

Answer 1

Y=C+(A*B)

Question 2

What is deMorgan equivalent expression

Answer 2

Y=Ā*B

Question 3

To turn output display number 2 what status

Answer 3

AB=10

Question 4

Principal of encoding and decoding

Answer 4

Encoders change letters

Question 5

The clock frequency for j-k flip flop is 10khz

Answer 5

5khz

Question 6

Which multivibrator can be called free running

Answer 6

Astable multivibrator

Question 7

Multivibrator one-shot

Answer 7

Monostable multivibrator

Question 8

Formal name for flip flop

Answer 8

Bistable multivibrator

Question 9

Maintain 2 second pulse duration for monostable 15k ohm

Answer 9

122

Question 10

The decade counter, highest can count

Answer 10

Counts to 9

Question 11

Why necessary to have clear input on counter

Answer 11

To reset and start again

Question 12

Multiplexer is equivalent to a rotary Selector switch

Answer 12

True

Question 13

Advantages of IC’s over discrete circuits

Answer 13

Cost less
Less power
Fast switch
Reliability

Question 14

Limitations of ic’s

Answer 14

Low current levels

Question 15

IC’s used for calculators

Answer 15

Digital logic

Question 16

In a dual in line chip the identifier terminal is the

Answer 16

Lowest

Question 17

TTL logic family uses

Answer 17

BJT

Question 18

CMOS uses

Answer 18

FET

Question 19

Which gate require unused terminal connected to low input

Answer 19

OR and NOR

Question 20

On logic probe what does green light indicate

Answer 20

Gate has a low

Question 21

What quantities can oscilloscope measure

Answer 21

Voltage and frequency

Question 22

When logic probe selector switch is on CMOS and light is green

Answer 22

Supply voltage at 30%

Question 23

Logic probe on CMOS and red light is on

Answer 23

Supply voltage at 70%

Question 24

What does CMOS stand for

Answer 24

Metal oxide semiconductor.