# Electronics and Communication Engineering - Microprocessors

### Exercise :: Microprocessors - Section 4

46.

The instruction `MVI A, 20` in 8085 means

 A. contents of memory location 20 are brought into the accumulator B. the value 20 is brought into accumulator C. either (a) or (b) D. neither (a) nor (b)

Explanation:

No answer description available for this question. Let us discuss.

47.

The two orientations of worksheet page are called

 A. portrait and landscape B. auto text and auto correct C. font and footer D. header and footer

Explanation:

Portrait and worksheet are two orientations of worksheet page.

48.

The correct form of expression B3 -2 A C in FORTRAN 77 is

 A. B * * 3 - 2 * A * C B. B * 3 - 2 * A AC C. B * * 3 - 2 ** A * C D. B *** 3 - 2 * A * C

Explanation:

It is the only expression with correct symbols for exponential and product.

49.

If RADIUS = 3.0 the result of the following FORTRAN 77 program will be `REAL RADIUS, CAREA, SAREA, RATIO PIPI = 3.1416READ *, RADIUS CAREA = PI * RADIUS * RADIUS SAREA = 2 * RADIUS * RADIUS RATIO = CAREA/SAREA`

 A. 1.5708 B. 1 C. 28.2744 D. 18

Explanation:

Calculate and add decimal at proper place.

50.

Which one is not a valid subscripted variable?

 A. KET(2* J, 3* 1 - 4) B. MET(J + 2, K - 4) C. A (2 I) D. VEL(I)