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The Daily Review > Server+ SK0-005 Objective 1 > Flashcards

Server+ SK0-005 Objective 1 Flashcards

1
Q

What is the measure of a hard drive’s rotation speed?

A

Revolutions Per Minute (RPM)

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2
Q

Which firmware allows you to enable virtualization on a CPU?

A

BIOS

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3
Q

Which server form has typically more complex cabling?

A) Tower
B) Rack

A

A) Tower

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4
Q

Is hard drive storage volatile or non-volatile?

A

Non-volatile

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5
Q

In RAID, what term describes a replacement component that needs the system to be shut down before it can be installed?

A

Cold Spare

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6
Q

What is a term to describe a set of hard drives that have not been configured to behave as a RAID set?

A

JBOD (Just a Bunch of Disks)

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7
Q

Which mode should you configure for a UPS before it can be repaired while still connected to the mains?

A

UPS bypass

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8
Q

Which type of storage device is attached directly to a computer as opposed to being accessed over a computer network?

A

DAS (Direct Attached Storage)

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9
Q

In which hardware component is ILO installed?

A

The Server Motherboard

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10
Q

Which network cabling type is least susceptible to electromagnetic interference (EMI)?

A) Coaxial
B) Twisted Pair
C) Fiber Optic

A

C) Fiber Optic

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11
Q

To ensure redundancy of power for a server, should you place redundant power supplies on the same or different power circuits?

A

Different

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12
Q

What provides a means for virtualization on a Linux machine?

A

Kernel Based Virtual Machine (KVM)

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13
Q

What term refers to the duration of time that a UPS can provide backup power?

A

Uptime

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14
Q

What is a unique number that identifies a single or set of storage devices that can execute I/O commands as per the SCSI standard with a computer?

A

Logical Unit Number (LUN)

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15
Q

What kind of memory is used by firmware?

A

Read-Only Memory (ROM)

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16
Q

What is the phase difference in degrees between the phases in a 3-phase power system?

A

120 degrees

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17
Q

Which transceivers would you use on circuit boards so that they can later be replaced easily without needing to change the board?

A

Small Form-Factor Pluggable (SFP)

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18
Q

Which characteristic describes how far you can curve a fiber cable around in a tight space?

A

Bend Radius

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19
Q

Which of these allows automatic fall-over?

A) Cold Spare
B) Hot Spare

A

B) Hot Spare

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20
Q

Which circuit board is used to connect blade servers to the chassis?

A

Midplane

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21
Q

On which type of memory does the BIOS program reside?

A

EPROM

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22
Q

Which connector would you use for a high density fiber optic network?

A

LC (Lucent Connector)

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23
Q

Which protocol enables you to turn on a system remotely?

A

WOL (Wake On LAN)

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24
Q

To how many server applications is each server blade dedicated?

A

One

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25
Q

What is the term used to describe devices that can be replaced without needing to turn the computer off?

A

Hot-swappable

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26
Q

Which Ethernet cable is used to connect two devices like two computers together directly through a NIC?

A

Crossover Cable

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27
Q

Which Microsoft technology allows one user to remotely access and control another user’s client computer?

A

RDP (Remote Desktop Protocol)

28
Q

Which type of cable would you use to connect two switches?

A

Crossover Cable

29
Q

Which type of output current is provided by the PSU to the computer components?

A

DC

30
Q

Which server form produces more heat?

A) Tower
B) Rack

A

B) Rack

31
Q

Which type of software is BIOS and UEFI?

A

Firmware

32
Q

Which network for storage devices operates at high speeds and connects the storage devices to servers?

A

SAN (Storage Area Network)

32
Q

Which network protocol allows fiber channel networking to occur?

A

FCoE (Fiber Channel over Ethernet)

33
Q

What technology is VNC based on?

A

Remote Frame Buffer protocol

34
Q

Which of the following drives support hot-swapping the storage device during restoration?

A) Hard drive
B) Tape drive

A

A) Hard drive

35
Q

Which electric power phase system is recommended in a server room for a large company?

A

3-phase

36
Q

How does memory in a hard drive differ from RAM?

A

Hard drive memory is non-volatile, while RAM is volatile

37
Q

Which server form produces more noise?

A) Tower
B) Rack

A

A) Tower

38
Q

Which type of memory does not retain its contents when it is powered off?

A

Volatile memory, such as RAM

39
Q

What is the term for the duration of time taken by the disk drive to locate a specified area on the disk and read the data from it?

A

Seek time

40
Q

What is the power source for the ROM chip that holds the BIOS?

A

CMOS battery

41
Q

What provides the main communication protocol for SAN?

A

Fiber Channel

42
Q

Which type of power supply converts electrical power in an efficient way by switching between on, off, and in-between states?

A

SMPS (Switch-Mode Power Supply)

43
Q

What part of RAID connects to a computer’s host adapter using ATA?

A

Front end

44
Q

In terms of potential bandwidth, what is the order from LEAST bandwidth to MOST in the bus architectures: PCI, PCI-E, PCI-X, and AGP?

A

PCI, PCI-X, AGP, PCI-E

45
Q

What is the standby voltage for a standard ATX PSU?

A

5V

46
Q

Which RAID implementation is faster?

A) Hardware
B) Software

A

A) Hardware

47
Q

Which bus interface is used by the PCI-X standard?

A

PCI

48
Q

Which RAID variation allows two disk failures before data is lost?

A) RAID Level 1
B) RAID Level 6

A

B) RAID Level 6

49
Q

What non-locking electrical connector has a 3 prong blade plug with one ground and is rated for a maximum of 125 volts?

A

NEMA 5

50
Q

Which component distributes electrical currents among several devices?

A

PDU (Power Distribution Unit)

51
Q

Which of the two cooling methods is less expensive?

A) Fans
B) Liquid cooling

A

A) Fans

52
Q

Which hardware device is used by the CPU to start up the computer when it is first switched on?

A

BIOS

53
Q

Which Dell device allows remote management for PowerEdge servers?

A

iDRAC (Integrated Dell Remote Access)

54
Q

Between copper and fiber cables, which is less prone to EMI?

A

Fiber

55
Q

What component holds data that is about to be written to a hard drive in the event that the main power to the system is lost?

A

Battery-backed cache

56
Q

What is the standard mains voltage and frequency for the US?

A

120V, 60Hz

57
Q

Which cable is used to connect a computer’s terminal to the console port of a router?

A

Rollover cable

58
Q

For an equivalent number of servers, which server form is heavier?

A) Tower
B) Rack

A

A) Tower

59
Q

Where do you need to enable the virtualization capability for your CPU?

A

In the BIOS or UEFI

60
Q

How many chassis are required for multiple blade servers to receive power and networking services?

A

One

61
Q

Which RAID level provides disk mirroring?

A

RAID Level 1

62
Q

Which server is less prone to heat?

A) Tower
B) Rack
C) Blade

A

A) Tower

63
Q

Which of these drives is ideal for a system where the backed up data needs to be accessed onsite at any time?

A) Hard drive
B) Tape drive

A

A) Hard drive

64
Q

What is the interface used by a programmer to send commands to the OS using text?

A

CLI (Command-Line Interface)

65
Q

Which server form is more extensible?

A) Tower
B) Rack

A

A) Tower

66
Q

Which storage option supports NFS and HTTP protocols for communication and multiple operating system tools for management?

A) NAS
B) SAN

A

A) NAS (Network Attached Storage)

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