Electronics and Communication Engineering - Electronic Devices and Circuits

21.
For the given truth table, the correct Boolean expression is
XYZ + X YZ + X Y Z
X Y Z + XYZ + X YZ
X Y Z + XYZ + XY Z
XYZ + XYZ + XY Z
Answer: Option
Explanation:
No answer description is available. Let's discuss.

22.
The race condition in NOR SR latch occurs when
S = R = 1
S = 0, R = 1
S = 0, R = 0
S = 1, R = 0
Answer: Option
Explanation:
No answer description is available. Let's discuss.

23.
Flag bits in arithmetic unit provide
status type information
repeatability
facilities for rechecks
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

24.
The generic microprocessor contains a zero and a carry flag. These are located on the
The 8156 of a figure has RAM locations from 2000 H to 20 FFH.
interrupt control
status register
either (a) or (b)
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

25.
How many interrupts are there of 8085 μP?
4
5
6
8
Answer: Option
Explanation:
No answer description is available. Let's discuss.