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Electronics and Communication Engineering - Microprocessors

Exercise : Microprocessors - Section 6
46.

Assertion (A): In direct addressing the address of operand is specified in the instruction.

Reason (R): Direct addressing is also called absolute addressing.

Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is correct R is wrong
A is wrong R is correct
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.

Assertion (A): In Fortran 77 the statement IMPLICIT INTEGER (A - E) identifies all variable name which begin with A, B, C, D, or E as being of integer type.

Reason (R): IMPICIT statement in Fortran 77 is an improvement over earlier versions of Fortran.

Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is correct R is wrong
A is wrong R is correct
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
Which of the following assembler directives in 8085 does not cause any memory location to be used μp?
D S
D B
D W
E Q U
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
The storage capacity of DSDD disk and DSHD disk are
1.2 MB each
360 KB each
1.2 MB and 360 KB respectively
360 KB and 1.2 MB respectively
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
Which of the following is also called Non volatile RAM?
Shadow RAM
UVEPROM
EEPROM
Both (b) and (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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