Q. In 8085 eight address and data buses are multiplexed.

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Q. Assertion (A): In 8085 WR and RD signals are active high.

Reason (R): LOW WR means write operation and low RD means read operation.

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Q. Which of the following is not treated as hexadecimal constant by assembler in 8085?

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Q. Which of the following real expressions is correct in Pascal?

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Q. Each cell of static RAM contains

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Q. Which group of instructions is used to change sequence of operations in a computer program?

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Q. Which of the following is a valid integer variable in FORTRAN 77?

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Q. Which of the following instruction modes does not exist in microprocessor 8085?

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Q. The S (sign) flag is set when the contents of accumulator become negative during an operation.

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Q. Which of the following is not a proper FORTRAN expression?

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Q. Which of the following is invalid integer variable name in Fortran?

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Q. The instruction MVI A, 20 in 8085 means

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Q. The two orientations of worksheet page are called

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

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Q.
If RADIUS = 3.0 the result of the following FORTRAN 77 program will be

REAL RADIUS, CAREA, SAREA, RATIO
PI
PI = 3.1416
READ *, RADIUS CAREA = PI * RADIUS * RADIUS
SAREA = 2 * RADIUS * RADIUS
RATIO = CAREA/SAREA

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Q. Which one is not a valid subscripted variable?

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Q. MS Excel is an application software for financial planning.

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Q. Assertion (A): C has 32 keywords like auto, if, do, float etc.

Reason (R): Key words can not be used as variable names in C.

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Q. Consider the following statements

1. A total of about 1 million bytes can be directly accessed by 8086 microprocessor.
2. The 8086 has thirteen 16 bit registers.
3. The 8086 has eight flags.
4. Compared to 8086, the 80286 provides a higher degree of memory protection.

Of the above statements

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Q. Consider the following program for 8085

MVIA, 00H
MVIA, 53H
CMA

The contents of accumulator at the end of this program will be

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