Server+ SK0-005 Objective 1 Flashcards
What is the measure of a hard drive’s rotation speed?
Revolutions Per Minute (RPM)
Which firmware allows you to enable virtualization on a CPU?
BIOS
Which server form has typically more complex cabling?
A) Tower
B) Rack
A) Tower
Is hard drive storage volatile or non-volatile?
Non-volatile
In RAID, what term describes a replacement component that needs the system to be shut down before it can be installed?
Cold Spare
What is a term to describe a set of hard drives that have not been configured to behave as a RAID set?
JBOD (Just a Bunch of Disks)
Which mode should you configure for a UPS before it can be repaired while still connected to the mains?
UPS bypass
Which type of storage device is attached directly to a computer as opposed to being accessed over a computer network?
DAS (Direct Attached Storage)
In which hardware component is ILO installed?
The Server Motherboard
Which network cabling type is least susceptible to electromagnetic interference (EMI)?
A) Coaxial
B) Twisted Pair
C) Fiber Optic
C) Fiber Optic
To ensure redundancy of power for a server, should you place redundant power supplies on the same or different power circuits?
Different
What provides a means for virtualization on a Linux machine?
Kernel Based Virtual Machine (KVM)
What term refers to the duration of time that a UPS can provide backup power?
Uptime
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?
Logical Unit Number (LUN)
What kind of memory is used by firmware?
Read-Only Memory (ROM)
What is the phase difference in degrees between the phases in a 3-phase power system?
120 degrees
Which transceivers would you use on circuit boards so that they can later be replaced easily without needing to change the board?
Small Form-Factor Pluggable (SFP)
Which characteristic describes how far you can curve a fiber cable around in a tight space?
Bend Radius
Which of these allows automatic fall-over?
A) Cold Spare
B) Hot Spare
B) Hot Spare
Which circuit board is used to connect blade servers to the chassis?
Midplane
On which type of memory does the BIOS program reside?
EPROM
Which connector would you use for a high density fiber optic network?
LC (Lucent Connector)
Which protocol enables you to turn on a system remotely?
WOL (Wake On LAN)
To how many server applications is each server blade dedicated?
One
What is the term used to describe devices that can be replaced without needing to turn the computer off?
Hot-swappable
Which Ethernet cable is used to connect two devices like two computers together directly through a NIC?
Crossover Cable
Which Microsoft technology allows one user to remotely access and control another user’s client computer?
RDP (Remote Desktop Protocol)
Which type of cable would you use to connect two switches?
Crossover Cable
Which type of output current is provided by the PSU to the computer components?
DC
Which server form produces more heat?
A) Tower
B) Rack
B) Rack
Which type of software is BIOS and UEFI?
Firmware
Which network for storage devices operates at high speeds and connects the storage devices to servers?
SAN (Storage Area Network)
Which network protocol allows fiber channel networking to occur?
FCoE (Fiber Channel over Ethernet)
What technology is VNC based on?
Remote Frame Buffer protocol
Which of the following drives support hot-swapping the storage device during restoration?
A) Hard drive
B) Tape drive
A) Hard drive
Which electric power phase system is recommended in a server room for a large company?
3-phase
How does memory in a hard drive differ from RAM?
Hard drive memory is non-volatile, while RAM is volatile
Which server form produces more noise?
A) Tower
B) Rack
A) Tower
Which type of memory does not retain its contents when it is powered off?
Volatile memory, such as RAM
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?
Seek time
What is the power source for the ROM chip that holds the BIOS?
CMOS battery
What provides the main communication protocol for SAN?
Fiber Channel
Which type of power supply converts electrical power in an efficient way by switching between on, off, and in-between states?
SMPS (Switch-Mode Power Supply)
What part of RAID connects to a computer’s host adapter using ATA?
Front end
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?
PCI, PCI-X, AGP, PCI-E
What is the standby voltage for a standard ATX PSU?
5V
Which RAID implementation is faster?
A) Hardware
B) Software
A) Hardware
Which bus interface is used by the PCI-X standard?
PCI
Which RAID variation allows two disk failures before data is lost?
A) RAID Level 1
B) RAID Level 6
B) RAID Level 6
What non-locking electrical connector has a 3 prong blade plug with one ground and is rated for a maximum of 125 volts?
NEMA 5
Which component distributes electrical currents among several devices?
PDU (Power Distribution Unit)
Which of the two cooling methods is less expensive?
A) Fans
B) Liquid cooling
A) Fans
Which hardware device is used by the CPU to start up the computer when it is first switched on?
BIOS
Which Dell device allows remote management for PowerEdge servers?
iDRAC (Integrated Dell Remote Access)
Between copper and fiber cables, which is less prone to EMI?
Fiber
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?
Battery-backed cache
What is the standard mains voltage and frequency for the US?
120V, 60Hz
Which cable is used to connect a computer’s terminal to the console port of a router?
Rollover cable
For an equivalent number of servers, which server form is heavier?
A) Tower
B) Rack
A) Tower
Where do you need to enable the virtualization capability for your CPU?
In the BIOS or UEFI
How many chassis are required for multiple blade servers to receive power and networking services?
One
Which RAID level provides disk mirroring?
RAID Level 1
Which server is less prone to heat?
A) Tower
B) Rack
C) Blade
A) Tower
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) Hard drive
What is the interface used by a programmer to send commands to the OS using text?
CLI (Command-Line Interface)
Which server form is more extensible?
A) Tower
B) Rack
A) Tower
Which storage option supports NFS and HTTP protocols for communication and multiple operating system tools for management?
A) NAS
B) SAN
A) NAS (Network Attached Storage)