Q. The contents of F register in 8085 are 01010001. This means

View solution

Q. In a microprocessor

View solution

Q. The number of select lines in ALU 1C 74181 is

View solution

Q. In a computer MPU is the centre of all operations and control.

View solution

Q. Assertion (A): A RAM with access time of the order of hundreds of nano seconds is suitable for a control memory.

Reason (R): The time taken to execute an operation in a microcomputer is critically de pendent on access time of control memory.

View solution

Q. The statement ! (b < 5) in C means

View solution

Q. Which data transfer scheme is used when large block of data is to be transferred in a computer?

View solution

Q. Fortran 77 has six arithmetic operators.

View solution

Q. Windows can run several tasks simultaneously.

View solution

Q. Assertion (A): 1C 74181 is an ALU in TTL 7400 series.

Reason (R): 1C 74181 can accept two 4 bit words and can perform any one of possible 16 arithmetic or logic operations.

View solution

Q. The instruction LDA 20 in 8085 means

View solution

Q. Intel 2004 is a

View solution

Q. The programming language in which Excel records the macro code is

View solution

Q. The 8085 instruction LDA FFA is an example of

View solution

Q. A mP contains 2 MHz crystal. The time taken to complete instructions with 1000 cycles is

View solution

Q. Consider the following statement in Fortran 77

READ *, (X.(I), I = 0, 4)

Which of the following is correct?

View solution

Q. Which of the following methods does not cause any reduction in instruction length?

View solution

Q. In a microprocessor the clock signal

View solution

Q. Which of the following identifiers is invalid in Pascal?

View solution

Q. Computers 'Basic input output system' is generally stored in RAM chips.

View solution