Exercise: Digital Electronics

Questions for: Digital Electronics

Which of the- following display consumes least amount of power?
A:
LCD
B:
LED
C:
Fluorescent display
D:
All display consume same power
Answer: A
No answer description is available. Let's discuss.
📖
📝
💬
👁️
A parity detector can detect
A:
single error only
B:
single error or odd number of errors
C:
two errors
D:
single or two errors
Answer: B
No answer description is available. Let's discuss.
📖
📝
💬
👁️

Assertion (A): The output of an 8 bit ADC is 80 H if input is 2.5 V

Reason (R): ADC has an output range of 00 to FF H if input range is - 5 to + 5 V

A:
Both A and R are correct and R is correct explanation of A
B:
Both A and R are correct but R is not correct explanation of A
C:
A is true, R is false
D:
A is false, R is true
Answer: C
No answer description is available. Let's discuss.
📖
📝
💬
👁️
Decade counter has 4 flip flops and skips states 10 to 15.
A:
True
B:
False
C:
D:
Answer: A
No answer description is available. Let's discuss.
📖
📝
💬
👁️
A 16 x 8 ROM stores these words in its first four locations, as given below. Which of this represents 3 CH in hexadecimal?
A:
R0 = 1110 0010
B:
R1 = 0101 0111
C:
R2 = 0011 1100
D:
R3 = 1011 1111
Answer: C
No answer description is available. Let's discuss.
📖
📝
💬
👁️
Ad Slot (Above Pagination)
Quiz