LESSON 1
PRACTICE EXERCISE
1.
What are the minimum inputs of an OR gate?
a.
0 or 1
b.
1 or more
c.
2 or more
d.
3 or more
2.
Any signal that prevents a gate from producing its active output is called?
a.
Enable signal
b.
Positive signal
c.
Inhibit signal
d.
Negative signal
3.
Provided with two high inputs, which of the following gates will provide a high output
operation?
a.
Inverter
b.
Exclusive OR
c.
NOR
d.
AND
4.
What is the name of this symbol?
a.
AND
b.
OR
c.
NAND
d.
NOR
5.
In a system using +6 and +12 which is the more negative?
a.
+12 volts
b.
Neither, they are both plus
c.
+6 volts
d.
Add them together for plus 18
9
Previous Page
