WorksheetsLogic gates
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
How many inputs of an AND gate need to be 1 to output 1?
a)
3
b)
1
c)
2
d)
none
2.
How many inputs of an OR gate must be 1 to output 1?
a)
3
b)
1
c)
2
d)
none
3.
How many inputs of a NOR gate must be 1 to output 1?
a)
none
b)
1
c)
2
d)
3
4.
How many inputs of an XOR gate must be 1 to output 1?
a)
2
b)
none
c)
3
d)
1
5.
In a binary addition what type of circuit is used for the LSB only?
a)
Adder
b)
Viper
c)
Rattler
d)
Half adder
6.
How many logic gates are used in a half adder?
a)
none
b)
1
c)
2
d)
3
7.
A full adder is used for all other digits in addition, how many logic gates will it use?
a)
3
b)
4
c)
5
d)
2
8.
In Binary 1 + 1 =?
a)
1
b)
10
c)
11
d)
2
9.
Binary 10101010 = in decimal?
a)
85
b)
170
c)
180
d)
75
10.
When subtracting B from A computers add the inverse of B to A. This process is called?
a)
Binary two
b)
two's enough
c)
two's compliment
d)
two's too many
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