CuriousTab
Search
CuriousTab
Home
Aptitude
Computer
C Programming
C# Programming
C++ Programming
Database
Java Programming
Networking
Engineering
Biochemical Engineering
Biochemistry
Biotechnology
Chemical Engineering
Civil Engineering
Computer Science
Digital Electronics
Electrical Engineering
Electronics
Electronics and Communication Engineering
Mechanical Engineering
Microbiology
Technical Drawing
GK
Current Affairs
General Knowledge
Reasoning
Data Interpretation
Logical Reasoning
Non Verbal Reasoning
Verbal Ability
Verbal Reasoning
Exams
AIEEE
Bank Exams
CAT
GATE
IIT JEE
TOEFL
Jobs
Analyst
Bank PO
Database Administrator
IT Trainer
Network Engineer
Project Manager
Software Architect
Discussion
Home
‣
Digital Electronics
‣
Programmable Logic Device
Comments
Question
What gives a GAL its flexibility?
Options
A. Its speed
B. Its reprogrammable EPROM
C. Its large logic arrays
D. Its programmable OLMCs
Correct Answer
Its programmable OLMCs
Programmable Logic Device problems
Search Results
1. Why have PLDs taken over so much of the market?
Options
A. One PLD does the work of many ICs.
B. The PLDs are cheaper.
C. Less power is required.
D. All of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: All of the above
2. The difference between a PLA and a PAL is:
Options
A. The PLA has a programmable OR plane and a programmable AND plane, while the PAL only has a programmable AND plane.
B. The PAL has a programmable OR plane and a programmable AND plane, while the PLA only has a programmable AND plane.
C. The PAL has more possible product terms than the PLA.
D. PALs and PLAs are the same thing.
Show Answer
Scratch Pad
Discuss
Correct Answer: The PLA has a programmable OR plane and a programmable AND plane, while the PAL only has a programmable AND plane.
3. A PAL16L8 has:
Options
A. 10 inputs and 8 outputs.
B. 8 inputs and 8 outputs.
C. 16 inputs and 16 outputs.
D. 16 inputs and 8 outputs.
Show Answer
Scratch Pad
Discuss
Correct Answer: 10 inputs and 8 outputs.
4. Cascade chains are closely associated with ________.
Options
A. CLBs
B. SOP functions
C. logic expansion
D. all of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: all of the above
5. Which is not a type of PLD?
Options
A. SPLD
B. HPLD
C. CPLD
D. FPGA
Show Answer
Scratch Pad
Discuss
Correct Answer: HPLD
6. What does the Altera FLEX10K PLD use in place of AND and OR arrays?
Options
A. Nothing, it uses AND and OR arrays.
B. Look-up tables
C. SRAM-based memory
D. HPLD architecture
Show Answer
Scratch Pad
Discuss
Correct Answer: Look-up tables
7. A(n) ________ consists of a programmable array of AND gates that connects to a fixed array of OR gates and is usually OTP.
Options
A. GAL
B. CPLD
C. PAL
D. SPLD
Show Answer
Scratch Pad
Discuss
Correct Answer: PAL
8. An SPLD listed as 22V10 has ________.
Options
A. 10 inputs, 10 outputs, and requires a 22 V power source
B. 11 inputs, 11 outputs, and requires a 10 V power source
C. 22 inputs and 10 outputs
D. 10 inputs and 22 outputs
Show Answer
Scratch Pad
Discuss
Correct Answer: 22 inputs and 10 outputs
9. In an OLMC, where does the FMUX signal go?
Options
A. OMUX
B. D flip-flop
C. Matrix
D. PAL
Show Answer
Scratch Pad
Discuss
Correct Answer: Matrix
10. How many combinations are handled in an LUT?
Options
A. 4
B. 8
C. 16
D. 32
Show Answer
Scratch Pad
Discuss
Correct Answer: 16
Comments
There are no comments.
Enter a new Comment
Save
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