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Electronics and Communication Engineering - Microprocessors

Exercise : Microprocessors - Section 11
16.
Which of the following is not a general purpose peripheral?
I/O port
Programmable interrupt controller
Programmable CRT controller
Programmable interval timer
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
Each instruction in assembly language program has the following fields:
  1. Lable field
  2. Mnemonic field
  3. Operand field
  4. Comment field
The correct sequence of these fields is?
1, 2, 3, 4
1, 2, 4, 3
2, 1, 3, 4
2, 1, 4, 3
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
In one's complement 8 bit representation 11111111 represents
+0
-0
+1
-1
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
The operating modes of 8255 A are called
mode 0 and mode 1
mode 0, mode 1 and mode 2
mode 0 and mode 2
mode 0, mode 2 and mode 3
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
Which of the following is type declaration statement in C?
int bar
s = s + 1
king = horse + 1
prin = prin * prin
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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