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
‣
Digital Signal Processing
Comments
Question
What do we call the manipulation of an analog signal in a digital domain?
Options
A. Analog-to-digital conversion
B. Digital-to-analog conversion
C. Digital signal processing
D. Signal filtering
Correct Answer
Digital-to-analog conversion
Digital Signal Processing problems
Search Results
1. A 4-bit R/2R ladder digital-to-analog converter uses ________.
Options
A. one resistor value
B. two resistor values
C. three resistor values
D. four resistor values
Show Answer
Scratch Pad
Discuss
Correct Answer: two resistor values
2. The ADC0804 is an example of a ________.
Options
A. single-slope analog-to-digital converter
B. dual-slope analog-to-digital converter
C. digital-ramp analog-to-digital converter
D. successive-approximation analog-to-digital converter
Show Answer
Scratch Pad
Discuss
Correct Answer: successive-approximation analog-to-digital converter
3. Which type of ADC quantizes the analog signal into a stream of bits whose amount corresponds to the signal level?
Options
A. Successive approximation
B. Sigma-delta
C. Dual-slope
D. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: Sigma-delta
4. Which A/D conversion method has a fixed conversion time?
Options
A. Single-slope analog-to-digital converter
B. Dual-slope analog-to-digital converter
C. Digital-ramp analog-to-digital converter
D. Successive-approximation analog-to-digital converter
Show Answer
Scratch Pad
Discuss
Correct Answer: Successive-approximation analog-to-digital converter
5. What is the result of taking more samples during the quantization process?
Options
A. More errors in the analog-to-digital conversion
B. More bit requirements
C. More accurate signal representation
D. More bit requirements and more accurate signal representation
Show Answer
Scratch Pad
Discuss
Correct Answer: More bit requirements and more accurate signal representation
6. The dual-slope analog-to-digital converter finds extensive use in ________.
Options
A. digital voltmeters
B. function generators
C. frequency counters
D. all of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: all of the above
7. In troubleshooting a DAC, we check its performance characteristics, such as ________.
Options
A. nonmonotonicity
B. differential nonlinearity
C. low and high gain
D. all of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: all of the above
8. How many buses are connected as part of the 8085A microprocessor?
Options
A. 2
B. 3
C. 5
D. 8
Show Answer
Scratch Pad
Discuss
Correct Answer: 3
9. The ________ ensures that only one IC is active at a time to avoid a bus conflict caused by two ICs writing different data to the same bus.
Options
A. control bus
B. control instructions
C. address decoder
D. CPU
Show Answer
Scratch Pad
Discuss
Correct Answer: address decoder
10. I/O mapped systems identify their input/output devices by giving them a(n) ________.
Options
A. 8-bit port number
B. 16-bit port number
C. 8-bit buffer number
D. 8-bit instruction
Show Answer
Scratch Pad
Discuss
Correct Answer: 8-bit port number
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