Q. Assertion (A): A two byte instruction of 8085 has an operation code in first byte and operand / address in the second byte.

Reason (R): If an instruction is too long it is possible to reduce its length by a number of methods.

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Q. In computers the size of secondary memory is usually much larger than that of primary memory.

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Q. In 8085

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Q. Which of the following directives in 8085 causes two bytes to be reserved in the memory?

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Q. In 8086 the flag which enables or disables external interrupts is

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

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Q. 8255 A has three 8 bit ports A, B, C for peripheral data transfer. For programming 8255 A, these ports are grouped as

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Q. 'WRITE' is a

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Q. The number of key words in C is

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Q. In which of the following 8085 instructions no condition flags are affected?

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Q. Assertion (A): In register indirect addressing mode of 8085, the address of operand is in the specified register.

Reason (R): An example of register indirect addressing mode is MOV, A, M..

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Q. A high level language is less efficient than machine language.

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Q. In the dimension statement DIMENSION A (50, 50), K (100, 100) the total number of locations reserved will be

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Q. If I = J = K = 13, then in Fortran 1 = 10 - (1 / 10) * 10 + (J / 5) * 4 + K ** (- 2) is equal to

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Q. The first row of the window is called ' Title bar '.

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Q. The language PL / I has

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Q. DOS has a command named ' DIRECTORY '.

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Q. In floating point representation decimal number 13.5 is

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Q. Assume that x = 7, the Java operation x = x - means that final value of x is

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Q. For most static RAM the write pulse width should be at least

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