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Electronics and Communication Engineering - Microprocessors

Exercise : Microprocessors - Section 6
21.
ALU 1C 74181 can accept two words each having
2 bits
4 bits
8 bits
16 bits
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Which of the following is not a legal subscript?
J + 2
JA - 4
-3
3* IA - 2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
The instruction MOV M, r in 8085
causes content of register r to be moved to memory location whose address is in register H, L and uses register indirect addressing mode
causes the content of memory location whose address is in register H, L to move to register r and uses register indirect addressing mode
causes the content of register r to be moved to memory location whose address is in register H, L and uses immediate addressing mode
causes the content of memory location whose address is in register H, L to move to register r and uses immediate addressing mode
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Which of the following characters is allowed in variable names in C?
comma
dot
blank
underscore
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
The standard FORTRAN exponential form of decimal number - 0.000000023 is
2.3 E - 8
-2.3 E - 8
2.3 E - 7
-2.3 E - 7
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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