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Describing Logic Circuits problems
1. The Boolean expression for a three-input AND gate is
X
=
ABC
.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
2. The inputs to an AND gate are:
A
= 1,
B
= 0,
C
= 1. The output will be LOW.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
3. In a text-based language, the circuit being described must be given a name.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
4. A LOW placed on the input of an inverter will produce a HIGH output.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
5. A minimum of three universal NOR gates would be required to perform the logical operation of a 2-input AND gate.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
6. In an expression containing both AND and OR operations, the AND operations are performed first (unless parentheses indicate otherwise).
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
7. The effect of an inverted output being connected to the inverting input of another gate is to effectively eliminate one of the inversions, resulting in a single inversion.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
8. The timing diagram for a two-input NAND gate is shown below. The gate is working correctly.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
9. A NAND gate consists of an AND gate and an OR gate connected in series with each other.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
10. The NAND gate is an example of combinational logic.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
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More in Digital Electronics:
Boolean Algebra and Logic Simplification
Code Converters and Multiplexers
Combinational Logic Analysis
Combinational Logic Circuits
Computers
Counters
Describing Logic Circuits
Digital Arithmetic Operations and Circuits
Digital Concepts
Digital Design
Digital Signal Processing
Digital System Projects Using HDL
Ex-OR and Ex-NOR Gates
Flip-Flops
Integrated-Circuit Logic Families
Integrated Circuit Technologies
Interfacing to the Analog World
Logic Families and Their Characteristics
Logic Gates
Memory and Storage
Microprocessor Fundamentals
MSI Logic Circuits
Multivibrators and 555 Timer
Number Systems and Codes
Programmable Logic Device
Shift Registers
Signals and Switches
The 8051 Microcontroller