Q. Assertion (A): Each memory chip has its own address latch.

Reason (R): ALE signal comes out of microprocessor 8085 and goes to memory chip.

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Q. The number of interrupt lines in 8085 is

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Q. If KMT = 100, LITRES = 5.0, PCOST = 28.0 and OPCOST = 70.0 what will be the result of the following FORTRAN 77 program?

INTEGER KMT
REAL LITRES, PCOST, OPCOST, PKCOST READ *, KMT,
LITRES, PCOST, OPCOST, PKCOST
KMPL = KMT/LITRES PKCOST = (PCOST * LITRES + OPCOST)/ KMT

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Q. A real number consists of

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Q. Assertion (A): Negative values of incremental operator in DO loop are allowed in Fortran 77 but not in earlier versions of Fortran.

Reason (R): Fortran 77 has better array facilities than earlier versions of Fortran.

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Q. In FORTRAN 77 the correct way to write mathematical expression A/BC - D2 is be

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

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Q. If CS = A̅₁₅ A₁₄ A₁₃ is used as chip select logic of a 4 K RAM in 8085 system, its memory range is

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Q. Consider the following part of a C program float a, b

b = (a > 4 ? 2 : 9);

Assuming that a has values of 3 and 6, the values stored respectively will be

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Q. Consider the following operation in a computer

1. Multiplication of scalar
2. Iversion of matrix
3. Printing a line of 120 characters on a printer

Which of the above is a subroutine?

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Q. For most static RAM the maximum access time is about

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Q. In direct addressing mode of 8085

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

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Q. To realize the full power of 8086 the pin of 8086 connected to ground is

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Q. Which of the following is not an assembler directive in 8085?

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Q. Which of the following expressions is invalid in Fortran?

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Q. Which of the following is correct in FORTRAN 77?

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Q. P flag is for parity.

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Q. In 8086 the number of lines on which data and address is multiplexed is

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Q. Consider the following program for 8085

MVIA, 00H
LXIH, OEAOFG
V LDAZ ADI 0005H

What does this program do?

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