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BOLC > BIOS/CMOS > Flashcards

BIOS/CMOS Flashcards

1
Q

stores settings that are accessed during system startup

A

CMOS

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2
Q

performs a POST during system startup

A

BIOS

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3
Q

returns to default settings if a jumper is removed or repositioned

A

CMOS

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4
Q

selects the drive from which to boot an OS

A

BIOS

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5
Q

allows computers to interact with certain hardware

A

BIOS

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6
Q

what are some of the characteristics of a typical CMOS setup utility?

A

enables you to view RAM settings, such as size and frequency, and how devices manage power, memory configuration, password security

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7
Q

what options can you configure in a typical CMOS setup utility?

A

fan speed settings, the order in which drives are accessed, CPU clock speed, CPU multiplier options, virtualization options, password options for changing the CMOS settings

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8
Q

what factors should you consider before flashing the BIOS?

A

the BIOS update should be obtained from the motherboard manufacturer, the power supply should be stable so that power isn’t disrupted during the flashing process, correct BIOS update version

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9
Q

the CMOS setup utility configures:

A

conserving memory and energy, password security options, fan speeds, CPU clock speed, system date and time, which drives to boot from, virtual machine options

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10
Q

memory module that has 72, 100, 144, 200, or 204 pins, commonly used in laptops

A

SODIMM

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11
Q

memory module that has 168, 184, or 240 points

A

DIMM

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12
Q

memory module that generates more heat than other modules, more expensive

A

RIMM

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13
Q

memory module that must fill an entire set of banks in order to be recognized, has either 30 or 72 pins

A

SIMM

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14
Q

how does the BIOS provide built-in diagnostic features?

A

it reports problems by emitting a series of beeps or text messages and instructs components to perform a self-test,

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15
Q

stores settings that are accessed during system startup

A

CMOS

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16
Q

ensures that hard disks are available to load the operating system

A

BIOS

17
Q

can be updated to include newer specifications

A

BIOS

18
Q

returns to default settings if a jumper is removed or repositioned

A

CMOS

19
Q

includes a setup program that lets you specify hard disk size

A

CMOS

20
Q

what describes bus architecture?

A

the data bus is used to transfer actual data between components, a motherboard’s FSB has to be compatible with the CPU and RAM’s FSB

21
Q

what is an older bus that can operate at speeds of up to 8 MB/s?

A

ISA

22
Q

what is a bus that supports plug and play cards and that operates at speeds of up to 132 MB/s?

A

PCI

23
Q

what is a bus that operates at speeds of up to 16 GB/s?

A

PCIe

24
Q

what is a bus that’s popular for graphics cards?

A

AGP

25
Q

what can be accessed at system startup, enables configuration of memory management settings, and provides password security and boot configuration options?

A

CMOS setup utility

26
Q

which statements describe characteristics of motherboard connectors?

A

case fans use a molex connector or three-pronged power connector, and you need to plug in the correct side of a LED

27
Q

an expansion slot commonly used in servers

A

PCI-X

28
Q

an expansion slot designed specifically for video cards

A

AGP

29
Q

an expansion slot designed for use in laptops

A

mini PCI

30
Q

an expansion slot with a notch indicating whether it uses a 3.3 V or 5 V, first one that ran in sync with the system clock

A

PCI

31
Q

what fixes this? the fans are always on and are noisy

A

the BIOS controls what happens when different components reach certain temperatures

32
Q

what fixes this? a user steals a RAM module from the computer while it’s off

A

the BIOS checks whether the case was opened since the last time it was on

33
Q

what fixes this? a low-power CPU is installed

A

the BIOS checks what voltage the CPU requires and configured the motherboard appropriately

34
Q

what fixes this? a standard CPU is overclocked to improve performance

A

the BIOS changes the multiplier applied to the CPU

35
Q

maintains data using a small battery found on the motherboard

A

CMOS

36
Q

maintains data using a ROM module

A

BIOS

37
Q

contains data that cannot be edited

A

BIOS

38
Q

has settings that can be changed to accommodate new hardware

A

CMOS

39
Q

performs the POST

A

BIOS

BOLC (1 decks)

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