Top 350+ Solved Computer Architecture MCQ Questions Answer

From 46 to 60 of 314

Q. The sign followed by the string of digits is called as               

a. significant

b. determinant

c. mantissa

d. exponent

  • c. mantissa

Q. The normalized representation of 0.0010110 * 2 9 is                 

a. 0 10001000 0010110

b. 0 10000101 0110

c. 0 10101010 1110

d. 0 11110100 11100

  • b. 0 10000101 0110

Q. The 32 bit representation of the decimal number is called as

a. double-precision

b. single-precision

c. extended format

d. none of the mentioned

  • b. single-precision

Q. In 32 bit representation the scale factor as a range of                   

a. -128 to 127

b. -256 to 255

c. 0 to 255

d. none of the mentioned

  • a. -128 to 127

Q.               have been developed specifically for pipelined systems.

a. utility software

b. speed up utilities

c. optimizing compilers

d. none of the mentioned

  • c. optimizing compilers

Q. The pipelining process is also called as               

a. superscalar operation

b. assembly line operation

c. von neumann cycle

d. none of the mentioned

  • b. assembly line operation

Q. To increase the speed of memory access in pipelining, we make use of

a. modification in processor architecture

b. clock

c. special unit

d. control unit

  • b. clock

Q. The general purpose registers are combined into a block called as               

a. register bank

b. register case

c. register file

d. none of the mentioned

  • c. register file

Q. What does the RUN signal do?

a. it causes the termination of a signal

b. it causes a particular signal to perform its operation

c. it causes a particular signal to end

d. it increments the step counter by one

  • d. it increments the step counter by one

Q.            register is designated to point to the 68000 processor stack.

a. a7 register

b. b2 register

c. there is no such designation

d. any general purpose register is selected at random

  • a. a7 register

Q. The word length in the 68000 computer is                 

a. 32 bit

b. 64 bit

c. 16 bit

d. 8 bit

  • c. 16 bit

Q. The banked registers are used for

a. switching between supervisor and interrupt mode

b. extended storing

c. same as other general purpose registers

d. none of the mentioned

  • a. switching between supervisor and interrupt mode
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