Explore topic-wise MCQs in Microprocessors.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Microprocessors knowledge and support exam preparation. Choose a topic below to get started.

1.

THE_INTEGER_WORD_IS_DEFINED_AS?$

A. signed 8-bit data
B. unsigned 16-bit data
C. signed 16-bit data
D. signed 32-bit data
Answer» D. signed 32-bit data
Discussion
2.

A decimal digit can be represented by$

A. unsigned integer
B. signed integer
C. unpacked BCD
D. packed BCD
Answer» D. packed BCD
Discussion
3.

A 16-bit displacement that references a memory location using any of the addressing modes is$

A. Pointer
B. Character
C. BCD
D. Offset
Answer» E.
Discussion
4.

The maximum length of the string in a bit string of contiguous bits i?

A. 2 MB
B. 4 MB
C. 2 GB
D. 4 GB
Answer» E.
Discussion
5.

Bit field can be defined as a group of

A. 8 bits
B. 16 bits
C. 32 bits
D. 64 bits
Answer» D. 64 bits
Discussion
6.

The following statement of ALP is an example of

A.
B. base scaled indexed mode
C. scaled indexed mode
Answer» B. base scaled indexed mode
Discussion
7.

In the based scaled indexed mode with displacement mode, the contents of an index register are multiplied by a scale factor and are added to

A. base register
B. displacement
C. base register and displacement
D. none of the mentioned
Answer» D. none of the mentioned
Discussion
8.

Contents of an index register are multiplied by a scale factor and then added to base register to get the operand offset in

A. base scaled indexed mode
B. scaled indexed mode
C. indexed mode
D. none of the mentioned
Answer» B. scaled indexed mode
Discussion
9.

Contents of an index register are multiplied by a scale factor that may be added further to get the operand offset in

A. base scaled indexed mode
B. scaled indexed mode
C. indexed mode
D. none of the mentioned
Answer» C. indexed mode
Discussion
10.

Which of the following is not a scale factor of addressing modes of 80386?

A. 2
B. 4
C. 6
D. 8
Answer» D. 8
Discussion