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CIT 161 PTEST1
CIT
100
Computer Science
Graduate
09/07/2014

Additional Computer Science Flashcards

 


 

Cards

Term
A tower case conserves space since it can double as a monitor stand.
Definition
FALSE
Term
A DVI port transmits a video signal and is also called a DB-15 port.
Definition
FALSE
Term
An Ethernet port has a connector called an RJ-45 to connect to a network cable.
Definition
TRUE
Term
Functions that used to be provided by expansion cards are more often found as onboard ports today.
Definition
TRUE
Term
Hard drives have three connections for cables: one for reading data, one for writing data, and one for power.
Definition
FALSE
Term
When disassembling a computer, it’s okay to stack circuit boards on top of each other as long as you follow ESD protection rules.
Definition
FALSE
Term
Immediately after you unplug the computer from the power outlet, you’re safe to begin working inside the case.
Definition
FALSE
Term
The motherboard sits on elevated screw holes or spacers to keep it from touching the case.
Definition
TRUE
Term
A system always needs the 4-pin auxiliary power connector, and sometimes needs the P1 connector as well.
Definition
FALSE
Term
A board with PCIe slots might have a 4-pin Molex power connector to provide additional power to some types of PCIe boards.
Definition
FALSE
Term
When you build a computer from parts, you usually start by deciding on which processor and motherboard you will use.
Definition
TRUE
Term
A FlexATX motherboard is larger than an ATX motherboard.
Definition
FALSE
Term
Typically, PGA sockets give better contact than LGA sockets.
Definition
FALSE
Term
Sandy Bridge processors house the memory controller and graphics controller.
Definition
TRUE
Term
Motherboards contain only a single bus for I/O, video, and data.
Definition
FALSE
Term
The two major manufacturers of processors are Intel and NVIDIA.
Definition
FALSE
Term
Multiple processors can be installed in a single processor housing.
Definition
TRUE
Term
When installing a processor, you must line up the red circle on the processor with the right-angle mark on the motherboard.
Definition
FALSE
Term
After installing the processor, if the system begins the boot process and suddenly turns off before completing the boot, the processor is most likely overheating.
Definition
TRUE
Term
Today’s DIMMs use a 64-bit data path.
Definition
TRUE
Term
The 2.5” size hard drive is typically used in devices such as MP3 players.
Definition
FALSE
Term
The read/write head on a magnetic hard drive is at both the top and bottom of each disk.
Definition
TRUE
Term
The 80-conductor IDE cable has 80 pins and 40 wires.
Definition
FALSE
Term
Each IDE header on a motherboard can support up to two IDE devices.
Definition
TRUE
Term
If you connect the floppy cable in the wrong direction, the floppy drive light stays on continuously.
Definition
TRUE
Term
Which type of port transmits both digital audio and digital video with a single connector?
a.
S-Video
c.
HDMI
b.
DVI
d.
VGA
Definition
c.
HDMI
Term
Which of the following is an audio port that connects to an external home theater audio system, providing digital audio output?
a.
S/PDIF
c.
Thunderbolt
b.
FireWire
d.
eSATA
Definition
a.
S/PDIF
Term
Which of the following is NOT true of a motherboard?
a.
also called a system board
c.
has a heat sink on the PCIe slots
b.
has a CPU socket
d.
has slots for DIMMs
Definition
c.
has a heat sink on the PCIe slots
Term
Which of the following is most likely to be installed in a PC, is considered primary storage, and has Windows 7 installed on it?
a.
floppy drive
c.
hard disk drive
b.
tape drive
d.
optical drive
Definition
c.
hard disk drive
Term
Which component probably has a dual-voltage selector switch, and has cables that connect to the motherboard and drives?
a.
HDD
c.
DIMM
b.
PSU
d.
PCIe
Definition
b.
PSU
Term
Which is the most common form factor used today for computer cases, power supplies, and motherboards?
a.
AT
c.
ATC
b.
ATX
d.
ATI
Definition
b.
ATX
Term
Which power supply connector is the main motherboard power connector on most motherboards today?
a.
20-pin
c.
24-pin
b.
8-pin
d.
15-pin
Definition
c.
24-pin
Term
If you have a PCI Express Version 2 video card, how many pins will the power connector have if the card requires extra power?
a.
4
c.
5
b.
2
d.
8
Definition
d.
8
Term
Which standard provides the best performance for hard drives?
a.
SATA
c.
IDE
b.
PATA
d.
EIDE
Definition
a.
SATA
Term
Which unit of electricity measures electrical force and 115 is a common value?
a.
Amp
c.
Volt
b.
Ohm
d.
Watt
Definition
c.
Volt
Term
Which unit of electricity measures is used to measure the power consumption of a device?
a.
Amp
c.
Volt
b.
Ohm
d.
Watt
Definition
d.
Watt
Term
What type of component holds its charge even after the power is turned off and the device is unplugged?
a.
memory module
c.
resistor
b.
capacitor
d.
ohm meter
Definition
b.
capacitor
Term
Which of the following is true about an FRU?
a.
they are not necessary for the computer’s operation
c.
it’s easily repaired by a support technician
b.
all types can be easily disposed of in any trash can
d.
a support technician should know how to replace one
Definition
d.
a support technician should know how to replace one
Term
What tool can help discover and report computer errors and conflicts that occur when you first turn on a computer and before the operating system is launched?
a.
POST card
c.
BIOS memory
b.
ROM module
d.
CMOS firmware
Definition
a.
POST card
Term
Which of the following is the second step in opening the case of a working computer?
a.
press and hold down the power button for a moment
c.
power down the system and unplug it
b.
back up important data
d.
open the case cover
Definition
c.
power down the system and unplug it
Term
To what should you normally clip the ground bracelet before you work inside the computer case?
a.
the grounding plug on the power cord
c.
the side of the computer case
b.
an AC outlet
d.
the top of the power supply
Definition
c.
the side of the computer case
Term
What do you call a connector on a motherboard that consists of pins that stick up from the board?
a.
jumper
c.
pin array
b.
socket
d.
header
Definition
d.
header
Term
Which of the following is NOT a typical connector found on the front panel header?
a.
Power SW
c.
SATA controller
b.
HDD LED
d.
Power LED+
Definition
c.
SATA controller
Term
Which material is a cooler that sits atop the CPU most likely made of?
a.
brass
c.
steel
b.
copper
d.
lead
Definition
b.
copper
Term
What is placed between the bottom of the cooler heat sink and the top of the processor that makes an airtight connection between the fan and processor?
a.
fan shield
c.
high-density oil
b.
metal fins
d.
thermal compound
Definition
d.
thermal compound
Term
Along with the processor, what other device is the highest heat producer in the system?
a.
BIOS chip
c.
disk controller
b.
video card
d.
riser card
Definition
b.
video card
Term
Under what circumstance is a liquid cooling system most likely used?
a.
overclocking
c.
multiple hard disks installed
b.
dual-core processing
d.
onboard graphics controller
Definition
a.
overclocking
Term
If your computer is in a dirty, dusty environment, what tool should you use periodically to prevent overheating?
a.
all-purpose cleaner
c.
compressed air
b.
chip extractor
d.
wet cloth
Definition
c.
compressed air
Term
What determines the physical size of a power supply and the placement of screw holes?
a.
wattage rating
c.
form factor
b.
manufacturer
d.
number of connectors
Definition
c.
form factor
Term
Which technology may require that you purchase a power supply that specifically supports that technology?
a.
SLI
c.
DIMM
b.
PCI
d.
USB
Definition
a.
SLI
Term
Which of the following is a consideration when purchasing a power supply with the correct wattage?
a.
DIMMs draw the most power
c.
fans draw as much power as a video card
b.
motherboards with CPU tend to draw about the same as a SATA drive
d.
the power supply should be rated 30% higher than your needs
Definition
d.
the power supply should be rated 30% higher than your needs
Term
What is the result of using a 3-pin fan connector on a 4-pin header on the motherboard?
a.
the fan will not operate at all
c.
the fan speed cannot be controlled
b.
the fan runs at half speed
d.
you will not be able to connect the fan connector
Definition
c.
the fan speed cannot be controlled
Term
What does a small triangle embedded on a connector signify?
a.
use caution when using the connector
c.
the pin near the triangle should be matched with a circular pin
b.
the wire nearest the triangle is pin 1
d.
the connector is optional and need not be attached
Definition
b.
the wire nearest the triangle is pin 1
Term
Which of the following is the smallest motherboard form factor?
a.
MicroATX
c.
MicroBTX
b.
FlexATX
d.
NLX
Definition
b.
FlexATX
Term
Which Intel CPU socket is discontinued?
a.
Socket 478
c.
LGA2011
b.
LGA1155
d.
Socket H
Definition
a.
Socket 478
Term
What type of socket ensures that even force is applied to the processor when it is being installed in the socket?
a.
ZIF
c.
LGA
b.
FM2
d.
AM3
Definition
a.
ZIF
Term
Which of the following is NOT true about Ivy Bridge chipsets compared to earlier products?
a.
use more power
c.
better performance
b.
higher density transistors
d.
released in 2012
Definition
a.
use more power
Term
What unit is used to measure the frequency of memory, FSB, and the processor?
a.
bps
c.
Hz
b.
mph
d.
MIPS
Definition
c.
Hz
Term
What was the AGP bus designed specifically for?
a.
CPU sockets
c.
memory slots
b.
disk controllers
d.
video cards
Definition
d.
video cards
Term
What type of bus does PCI Express use?
a.
serial
c.
parallel
b.
virtual
d.
logical
Definition
a.
serial
Term
Which of the following represents a method for accessing the BIOS setup program?
a.
boot Windows and go to Control Panel
c.
press a key during the BIOS POST
b.
set a motherboard jumper and start the computer
d.
boot to the BIOS setup floppy disk
Definition
c.
press a key during the BIOS POST
Term
Which of the following is a setting you can configure from the BIOS setup program?
a.
disable a Windows driver
c.
configure the screen saver timeout
b.
set the desktop background
d.
change the boot sequence
Definition
d.
change the boot sequence
Term
What is a possible remedy if your system hangs at odd time or during the boot?
a.
install new CMOS RAM
c.
flash the BIOS
b.
remove the TPM chip
d.
format the hard disk
Definition
c.
flash the BIOS
Term
At what point during the motherboard installation should you install the motherboard drivers?
a.
after Windows successfully boots
c.
after the POST successfully completes
b.
before applying power for the first time
d.
only if you get a blue screen of death when Windows boots
Definition
a.
after Windows successfully boots
Term
Which of the following is NOT a feature of a processor?
a.
clock speed
c.
amount of CMOS
b.
processor architecture
d.
multi-core processing
Definition
c.
amount of CMOS
Term
What is the general name of the processor feature that AMD calls HyperTransport?
a.
multi-core processing
c.
virtualization support
b.
multithreading
d.
integrated graphics
Definition
b.
multithreading
Term
Which type of processor memory is located on the processor chip (processor die)?
a.
Level 0 cache
c.
Level 2 cache
b.
Level 1 cache
d.
Level 3 cache
Definition
b.
Level 1 cache
Term
Which of the following is NOT a component of a processor?
a.
device driver
c.
registers
b.
control unit
d.
memory caches
Definition
a.
device driver
Term
Which Intel processor technology interconnects the processor, chipset, and wireless network adapter as a unit, improving laptop performance?
a.
Pentium
c.
Celeron
b.
Core i5
d.
Centrino
Definition
d.
Centrino
Term
Which of the following is true about installing a processor on a motherboard?
a.
after placing the processor in the socket, you need to lock down the lever
c.
processors are protected from ESD, so you don’t need a grounding bracelet
b.
it’s okay to reuse thermal compound when you remove and reinstall a processor
d.
use plenty of thermal compound, you can never use too much of this substance
Definition
a.
after placing the processor in the socket, you need to lock down the lever
Term
What is the most likely result of a correctly installed processor, but an incorrectly installed cooler?
a.
powers on, but nothing else happens
c.
system does not power on at all
b.
boot process begins, but system suddenly turns off after a short period
Definition
b.
boot process begins, but system suddenly turns off after a short period
Term
Which type of memory is the main memory installed as DIMMs on a motherboard?
a.
SRAM
c.
DRAM
b.
CMOS RAM
d.
Flash RAM
Definition
c.
DRAM
Term
Which type of memory can support quad, triple, and dual channels?
a.
DDR3
c.
DDR
b.
DDR2
d.
RIMM
Definition
a.
DDR3
Term
What unit of measurement is used for DIMM read and write times?
a.
milliseconds
c.
nanoseconds
b.
microseconds
d.
picoseconds
Definition
c.
nanoseconds
Term
Which of the following is true about DIMM technologies?
a.
DDR2 uses 184 pins
c.
SDRAM runs synchronized with the system clock
b.
DDR3 is backward compatible with DDR2
d.
the S in SDRAM stands for static
Definition
c.
SDRAM runs synchronized with the system clock
Term
Which of the following is true about DIMM slots?
a.
color coding is used to identify the channel
c.
DDR only supports a single channel
b.
DDR2 and DDR3 support triple channels
d.
a DDR3 DIMM allows access to four memory chips simultaneously on each DIMM
Definition
a.
color coding is used to identify the channel
Term
Which of the following statements is NOT true when setting up dual channeling?
a.
a pair in a channel must be equally matched in size, speed and features
c.
each channel runs independently of the other channel
b.
if two DIMM slots do not have matching pairs, single-channeling will be used
d.
if you have two pairs installed in two channels, all four DIMMs must match
Definition
d.
if you have two pairs installed in two channels, all four DIMMs must match
Term
What is the transfer rate of a 64-bit module running at 1600 MHz?
a.
1600 MB/second
c.
6400 MB/second
b.
3200 MB/second
d.
12800 MB/second
Definition
d.
12800 MB/second
Term
DIMMs used in servers can provide additional reliability if they use which of the following technologies?
a.
EDO
c.
ECC
b.
dual ranked
d.
PC3
Definition
c.
ECC
Term
A DIMM that holds data and amplifies a signal before the data is written to the module uses which technology?
a.
EDO
c.
parity
b.
registers
d.
CAS
Definition
b.
registerS
Term
Which memory technology that is no longer used has a 32-bit data bus, 232 pins and requires a placeholder in empty slots?
a.
CAS RAM
c.
RIMM
b.
SO-DIMM
d.
SIMM
Definition
c.
RIMM
Term
Which of the following memory configurations definitely will not work when populating a motherboard with DIMMs?
a.
using two different manufacturer’s memory
c.
leaving a slot unpopulated
b.
mixing memory speeds
d.
mixing unbuffered with registered
Definition
d.
mixing unbuffered with registered
Term
Which of the following is NOT a necessary precaution when installing memory modules?
a.
use a ground bracelet
c.
unplug the computer
b.
test the motherboard for residual electrical charges
d.
don’t stack modules on top of each other
Definition
b.
test the motherboard for residual electrical charges
Term
Which of the following is NOT true about hard disk drives?
a.
the 3.5” size is typically used in desktops
c.
sold state drives are less expensive than magnetic hard drives
b.
a solid state drive has no moving parts
d.
tracks on a hard drive are divided into sectors
Definition
c.
sold state drives are less expensive than magnetic hard drives
Term
Which process writes sector markings to a hard drive?
a.
partitioning
c.
high-level formatting
b.
low-level formatting
d.
sector provisioning
Definition
b.
low-level formatting
Term
Which hard drive technology is used to predict when a drive is likely to fail?
a.
S.S.D.
c.
N.A.N.D.
b.
S.M.A.R.T.
d.
E.E.P.R.O.M.
Definition
b.
S.M.A.R.T.
Term
Which type of cable is required by ATA/66 and above?
a.
40 pins, 66 wires
c.
66 pins, 40 wires
b.
80 pins, 40 wires
d.
40 pins, 80 wires
Definition
d.
40 pins, 80 wires
Term
Why would you use a round PATA ribbon cable instead of traditional flat cable?
a.
round cables cost a lot less
c.
round cables provide a better connection than flat cables
b.
round cables obstruct air flow less inside the case
d.
round cables are more resistant to interference
Definition
b.
round cables obstruct air flow less inside the case
Term
Why is DMA a better transfer mode than PIO for PATA drives?
a.
DMA has direct access to the CPU
c.
DMA data transfers don’t involve the CPU
b.
The DMA bus is faster than the PIO bus
d.
DMA drives cost less than PIO drives
Definition
c.
DMA data transfers don’t involve the CPU
Term
Which SATA standard provides a transfer rate of 3 Gb/sec?
a.
SATA1
c.
SATA3
b.
SATA2
d.
SATA4
Definition
b.
SATA2
Term
Which of the following is true about selecting a hard drive?
a.
a faster spindle speed keeps the drive cooler but doesn’t improve performance
c.
FireWire 800 drives are a good choice for fast internal drives
b.
PATA drives are backward compatible with SATA drives
d.
magnetic drives have larger capacity for the money than solid state drives
Definition
d.
magnetic drives have larger capacity for the money than solid state drives
Term
If you are adding a hard drive to a system that already has a drive with Windows installed on it, which of the following is true?
a.
you should boot from the Windows setup DVD to prepare the new drive
c.
use the BIOS setup screen to partition and format the new drive
b.
boot Windows and use Disk Management to prepare the new drive
d.
the new hard drive must use the same standard as the Windows drive
Definition
b.
boot Windows and use Disk Management to prepare the new drive
Term
Which is true about installing a PATA drive?
a.
each IDE channel supports a single drive
c.
each IDE cable has four connectors for drives
b.
a motherboard can support up to four EIDE devices
d.
you need to set the jumpers to Master when you have only one drive
Definition
b.
a motherboard can support up to four EIDE devices
Term
Why might you want to use a RAID 0 disk configuration?
a.
to improve overall disk performance
c.
to prevent data loss in case of a drive failure
b.
RAID 0 drives are less expensive than other RAID drives
d.
because RAID 0 provides an automatic disk backup
Definition
a.
to improve overall disk performance
Term
Which of the following best describes RAID 5?
a.
data from one drive is mirrored to another
c.
it requires 3 or more drives and uses parity checking
b.
it improves performance but not fault tolerance
d.
it takes at least four disks and data is striped and mirrored
Definition
c.
it requires 3 or more drives and uses parity checking
Term
Which of the following is true about hardware RAID?
a.
Microsoft recommends only using software RAID for the Windows volume
c.
you can only create a RAID 0 or a RAID 5 with hardware RAID
b.
it’s best to install Windows first and then create the RAID array
d.
RAID controllers have their own BIOS
Definition
d.
RAID controllers have their own BIOS
Term
Which interface is not typically used for an internal tape drive?
a.
SATA
c.
PATA
b.
FireWire
d.
SCSI
Definition
b.
FireWire
Term
How is data stored on magnetic tape?
a.
in parallel
c.
sequentially
b.
in random access form
d.
as optical bits
Definition
c.
sequentially
Term
How much data does a 3.5” floppy disk drive hold?
a.
144 KB
c.
14.4 GB
b.
1.44 MB
d.
1440 MB
Definition
b.
1.44 MB
Term
What does a twist in a 34-pin data cable mean?
a.
it indicates drive A:
c.
it should be connected to the primary IDE drive
b.
the cable has been damaged
d.
it is used for USB floppy
Definition
a.
it indicates drive A:
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