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Tech Support Concepts > Chapter 3 > Flashcards

Chapter 3 Flashcards

1
Q

selects and stores data that the processor is most likely to use in the near future

A

cache memory

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2
Q

stores random based data based on time (first-in, first-out; etc)

A

simple memory buffer

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3
Q

maintains an index of the memory addresses that have been copied into cache

A

Tag Ram

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4
Q

Cache that can keep a processor working under certain circumstances, even though a cache miss has occurred .

A

Non-blocking cache

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5
Q

What two motherboard settings can often be altered to overclock a processor?

A

Processor voltage and Front side(processor bus speed)

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6
Q

Which processor feature is transparent to the operating system, intended to be used by BIOS (or some other low-level programs) and performs system functions such as ACPI and APM power management, booting from a USB device, and BIOS updating?

A

SMM

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7
Q

Which of the liquid cooling techniques does the author recommend? ___________ pipes

A

heat

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8
Q

A ____________ memory controller or switch enables cores in the processor to communicate between themselves without using the North Bridge (memory controller hub).

A

crossbar

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9
Q

An Active Heat Sink may not include a fan.

A

false

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10
Q

Which of the processor modes can run a virtual 16-bit real-mode environment within 32-bit protected mode (enter three words in blank, include dash) ___________ ________ __________ mode [x]? Which of the processor modes presented by the author permits 64-bit applications and 32-bit applications to run simultaneously (enter three words in blank, include dash) ___________ ________ __________ mode [y]?

A

x: IA-32 virtual real
y: IA-32e 64-bit extension

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11
Q

Name three types of thermal interface material that can be placed between the processor and heatsink to ensure maximum heat transfer. Which offers the best performance?

A

Grease, special pad, special double-sided tape; grease offers the best performance

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12
Q

All processor die on a wafer will run at the highest-rated speed the die was designed for (T/F)

A

false

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13
Q

What is one cost-effective way to improve the cooling performance of a heatsink?

A

lower the temperature of the air entering the heatsink

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14
Q

What are the two main parameters that identify a processor? How [x] and how [y]

A

x: wide they are
y: fast they are

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15
Q

(Type in exact number or no credit )How many fans are required for a computer system that meets TAC Design Guide v.2.0 specifications?

A

3

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16
Q

Manufacturers will sometimes mark and sell higher performance processors as lower performance processors to meet sales demand.

A

true

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17
Q

Setting a processor to run at a speed faster than the speed it is rated at is known as ________________.

A

overclocking

18
Q

What is the name of the process that adds chemical impurities to a silicon wafer to make the wafer a semiconductor?

A

doping

19
Q

What is the name of the first microprocessor designed and marketed by Intel [x]?

When was it introduced [y]?

A

x: 4004
y: 1971

20
Q

What are the four main areas of processor evolution listed by the author?

A

increasing transistor count and density

increasing clock speeds

increasing the internal register size

increasing the number of cores on a chip

21
Q

What are two possible causes for a computer’s processor not being properly identified during the POST?

A

Motherboard not properly configured

BIOS not updated

22
Q

Which of the following determines how much data a processor can operate on at one time and how much data is moved around together inside a processor?

A

Internal register size (internal database)

23
Q

The author states that, according to his experience, defective processors are often the cause of a failed computer.

A

false

24
Q

predicts the flow of a program through several branches

A

Multiple Branch Execution

25
Q

executing instructions when they are ready, regardless of their location in the program

A

Dataflow analysis

26
Q

Executing instructions further on in the program that will likely be used

A

Speculative Execution

27
Q

Name three possible features contained in Core i processors that are not normally functions included in processors?

A

north bridge of chip set

Memory Controller

graphics processor

28
Q

Name the processor manufacturer to first market a 64-bit processor for PCs

A

AMD

29
Q

The author says a sure way to get a high-quality heatsink for a processor is to buy the processor boxed with the heat sink from the manuacturer(t/f)

A

true

30
Q

What is microcode?

A

instructions and tables that control how the processor operates.

31
Q

What is the ability of a processor to execute more than one instruction simultaneously called?

A

Superscalar Technology

32
Q

What is the name of the technology that permits a single processor or processor core to handle two independent sets of instructions?

A

HT(hyperthreading) Technolgy

33
Q

One of the 3 improvements to the CPU architecture that MMX provides is Larger ____________

A

L1 Cache

34
Q

Another improvement that MMX provides is 57 __________________

A

new commands

35
Q

Another improvements to the CPU architecture that MMX provides is a new instruction capability called _______________

A

SIMD

36
Q

What are 3 benefits of lower processor voltages?

A

Less heat

lower power consumption

can be made to run faster

37
Q

The difference in clock rate of two processors from different manufacturers is a good way to compare their performance.

A

false

38
Q

What are the two advantages of a heatsink fan that has four leads?

A

Fan control is more precise

fan can run at more speeds

39
Q

How often is the combination of L1 and L2 cache able to supply the CPU with the information the CPU requests (hit ratio)?

A

99

40
Q

All processors in the Core 2 family are 64-bit processors.

A

true

Tech Support Concepts (14 decks)

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