EEE QUIZ :2

Online Examination for EEE Quiz Question And Answer

Online Test

1. When transistors are used in digital circuits they usually operate in the

active region
breakdown region
saturation and cutoff regions
linear region
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2. A TRIAC

can trigger only on positive gate voltages
can trigger only on negative gate voltages
cannot be triggered with gate voltages
can be triggered by either a positive or a negative gate voltage
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3. Base 10 refers to which number system?

binary coded decimal
decimal
octal
hexadecimal
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4. Which statement below best describes a Karnaugh map?

It is simply a rearranged truth table.
The Karnaugh map eliminates the need for using NAND and NOR gates

Variable complements can be eliminated by using Karnaugh maps
A Karnaugh map can be used to replace Boolean rules.
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5. Which type of PLD should be used to program basic logic functions

PLA
PAL
CPLD
SLD
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6. How many inputs are required for a 1-of-10 BCD decoder?

4
8
10
1
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7. A ripple counter's speed is limited by the propagation delay of

each flip-flop
all flip-flops and gates
the flip-flops only with gates
only circuit gates
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8. A computerized self-diagnostic for a ROM test uses

the check-sum method
a ROM listing
ROM comparisons
a checkerboard test
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9. When referring to instruction words, a mnemonic is

a short abbreviation for the operand address
a short abbreviation for the operation to be performed
a short abbreviation for the data word stored at the operand address
shorthand for machine language
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10. One of the most common applications of a potentiometer is as an adjustable voltage divider, also known as

voltage control
current control
volume control
divider control
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