Digital Logic

Question 1

Voltage is a measure of ____.

Answer 1

Potential force

Question 2

Current is a measure of ____.

Answer 2

Electron flow across a wire

Question 3

Ground represents __ volts, power represents __ volts.

Answer 3

0, 5

Question 4

(A and B) = ?

Answer 4

AB

Question 5

(A or B) = ?

Answer 5

A+B

Question 6

(not A) = ?

Answer 6

A’

Question 7

Sum of products, we take __ in outputs and use x to represent x=__, and x’ to represent x=__.

Answer 7

1s, 1, 0

Question 8

Product of sum, we take __ in outputs and use x to represent x=__, and x’ to represent x=__.

Answer 8

0s, 0, 1

Question 9

We can build boolean expressions by using only NAND gates. We have to negate the function ___ and reduce.

Answer 9

twice

Question 10

Flip flops are ___.

Answer 10

Basic unit of memory

Question 11

Flip flops:

Reset=0, set=0, ?

Answer 11

Keep previous value

Question 12

Flip flops:

Reset=1, set=0, ?

Answer 12

Reset

Question 13

Flip flops:

Reset=0, set=1, ?

Answer 13

Set

Question 14

Flip flops:

Reset=1, set=1, ?

Answer 14

Not allowed

Question 15

Binary counter is used to ___.

It contains a terminal to ___.

Answer 15

Count pulses; reset output to 0

Question 16

A clock is an electronic circuit that produces a sequence of ___.

Answer 16

0 1 0 1 0 1

Question 17

Clock is measured in __.

Answer 17

Hz

Question 18

Clock is used to ___ in active circuits.

Answer 18

Synchronize operations across gates

Question 19

Demultiplexor is used to ___.

Answer 19

Select one output

Question 20

Clock + Counter + Demultiplexer = ?

Answer 20

execution of a sequence of steps

Question 21

Small Scale Integration (SSI) is ___.

Answer 21

Basic Boolean Gates

Question 22

Medium Scale Integration (MSI) is ___.

Answer 22

Intermediate logic (demultiplexers and counters etc)

Question 23

Large Scale Integration (LSI) is ___.

Answer 23

Small embedded processors

Question 24

Very Large Scale Integration (VLSI) is ___.

Answer 24

Complex processors