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Welcome to the Pentium 4 processor MCQs Page

Dive deep into the fascinating world of Pentium 4 processor with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Pentium 4 processor, a crucial aspect of Microprocessor. In this section, you will encounter a diverse range of MCQs that cover various aspects of Pentium 4 processor, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Microprocessor.

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Check out the MCQs below to embark on an enriching journey through Pentium 4 processor. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Microprocessor.

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Pentium 4 processor MCQs | Page 6 of 7

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Q51.
The HALT instruction is a privileged instruction that can be only used by

a.

execution unit

b.

operating system

c.

control unit

d.

memory unit

Discuss
Answer: (b).operating system
Q52.
When the operating system uses HALT instruction on a processor which supports multithreading, the operation moves from

a.

Single task to multi task mode

b.

ST1 to ST0

c.

Multi task to single task mode

d.

none of the mentioned

Discuss
Answer: (c).Multi task to single task mode
Q53.
The Xeon TM processor on which hyperthreading technology was first implemented consists of

a.

one logical processor per physical processor

b.

two logical processor per physical processor

c.

three logical processor per physical processor

d.

zero logical processor per physical processor

Discuss
Answer: (b).two logical processor per physical processor
Q54.
The MMX instructions support only

a.

character data type

b.

float data type

c.

integer data type

d.

string data type

Discuss
Answer: (c).integer data type
Q55.
For single precision floating point numbers, the SSE instructions are

a.

MMX instructions

b.

SIMD instructions

c.

Floating point executions

d.

none of the mentioned

Discuss
Answer: (b).SIMD instructions
Q56.
The feature of SSE among the following is

a.

operate on four 32-bit floating points

b.

register size is of 128 bits

c.

no switching from one mode to other

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Q57.
The new instructions that are added in SSE for floating point operations are of

a.

72

b.

50

c.

25

d.

8

Discuss
Answer: (b).50
Q58.
The SSE instructions can operate on

a.

packed data

b.

unpacked data

c.

dynamic data

d.

all of the mentioned

Discuss
Answer: (a).packed data
Q59.
Which of the following group is not of SSE instructions?

a.

jump or branch group of instruction

b.

logic and comparison group of instruction

c.

shuffle instructions

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Q60.
The data type that the SSE2 instructions doesn’t support is

a.

single precision floating points

b.

double precision floating points

c.

single and double precision floating points

d.

none of the mentioned

Discuss
Answer: (d).none of the mentioned
Page 6 of 7

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