ITN 107 MidTerm
How much data does a 3.5" floppy disk drive hold?
1.44 MB
What is the transfer rate of a 64-bit module running at 1600 MHz?
12800 MB/second
Which of the following is the Intel maximum degree limit for processors?
185 F
Which power supply connector is the main motherboard power connector on most motherboards today?
24-pin
If you have a PCI Express Version 2 video card, how many pins will the power connector have if the card requires extra power?
8
Which is the most common form factor used today for computer cases, power supplies, and motherboards?
ATX
Which socket type is soldered to the motherboard, along with the CPU?
BGA
Which of the following is a technology that allows for multiple video cards to work together in one system?
CrossFire
Which type of memory can support quad, triple, and dual channels?
DDR3
Why is DMA a better transfer mode than PIO for PATA drives?
DMA data transfers don't involve CPU
Which type of memory is the main memory installed as DIMMs on a motherboard?
DRAM
transmits digital video and audio and is slowly replacing VGA and DVI
DisplayPort
DIMMs used in servers can provide additional reliability if they use which of the following technologies?
ECC
Which disk drive standard uses an 80-conductor cable?
EIDE
If you touch an ungrounded component, you could damage it with __________ electricity.
ESD
What is a result of two objects with dissimilar electrical charges touching?
ESD
A DVI port transmits a video signal and is also called a DB-15 port.
False
A FlexATX motherboard is larger than an ATX motherboard.
False
A board with PCIe slots might have a 4-pin Molex power connector to provide additional power to some types of PCIe boards.
False
A system always needs the 4-pin auxiliary power connector, and sometimes needs the P1 connector as well.
False
A tower case conserves space since it can double as a monitor stand.
False
Hard drives have three connections for cables: one for reading data, one for writing data, and one for power.
False
Immediately after you unplug the computer from the power outlet, you're safe to begin working inside the case.
False
Motherboards contain only a single bus for I/O, video, and data
False
The 2.5" size hard drive is typically used in devices such as MP3 players.
False
The two major manufacturers of processors are Intel and NVIDIA.
False
Typically, PGA sockets give better contact than LGA sockets.
False
When disassembling a computer, it's okay to stack circuit boards on top of each other as long as you follow ESD protection rules.
False
When installing a processor, you must line up the red circle on the processor with the right-angle mark on the motherboard.
False
Which interface is not typically used for an internal tape drive?
FireWire
What is a possible remedy if your system hangs at odd time or during the boot?
Flash the BIOS
Which of the following is the smallest motherboard form factor?
FlexATX
What unit is used to measure the frequency of memory, FSB, and the processor?
Hz
A __________________________________ socket has blunt protruding pins on the socket that connect with lands or pads on the bottom of the processor.
LGA (land grid array)
In the Accelerated Hub Architecture, the fast end of the hub is called the _________________.
North Bridge
Which of the following is true about disk drive interfaces?
PATA allows for two connectors on a motherboard
a fast expansion slot found on a motherboard
PCIe
a series of tests performed by the startup BIOS when you first turn on a computer
POST
What was the 64-bit Front Side Bus replaced with in the X58 (Nehalem) chipset?
QPI
Which of the following is NOT a typical connector found on the front panel header?
SATA controller
Which of the following is true about DIMM technologies?
SDRAM runs synchronized with the system clock
NVIDIA's method of connecting multiple video cards in the same system is called __________.
SLI
Which hard drive technology is used to predict when a drive is likely to fail?
SMART
What technology in a DIMM informs the BIOS of the module's size, speed, voltage, and data path width?
SPD
Which of the following is NOT true about hard disk drives?
Sold state drives are less expensive than magnetic hard drives
What must your motherboard have to use BitLocker Encryption in Windows 7 which will ensure that your hard drive cannot be used in another computer?
TPM chip
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.
True
An Ethernet port has a connector called an RJ-45 to connect to a network cable.
True
Each IDE header on a motherboard can support up to two IDE devices.
True
Functions that used to be provided by expansion cards are more often found as onboard ports today.
True
Multiple processors can be installed in a single processor housing.
True
RAID 1 requires two disks.
True
RAID 10 is a combination of mirror and stripe.
True
Sandy Bridge processors house the memory controller and graphics controller.
True
The motherboard sits on elevated screw holes or spacers to keep it from touching the case.
True
The read/write head on a magnetic hard drive is at both the top and bottom of each disk.
True
Today's DIMMs use a 64-bit data path.
True
When you build a computer from parts, you usually start by deciding on which processor and motherboard you will use.
True
The front _____________ connectors lead from the front of the computer case to the motherboard.
USB
Which of the following is true about installing the motherboard and connecting power?
a 4-pin power cord supplies supplemental power to the processor
Which is true about installing a PATA drive?
a motherboard can support up to four EIDE devices
At what point during the motherboard installation should you install the motherboard drivers?
after Windows successfully boots
Which type of electrical current is used to transmit electricity to our homes and workplaces?
alternating
Which of the following is NOT a feature of a processor?
amount of CMOS
All data and instructions inside a computer are represented in ______________, which means there are only two states.
binary
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?
boot Windows and use Disk Management to prepare the new drive
What is the most likely result of a correctly installed processor, but an incorrectly installed cooler?
boot process begins, but system suddenly turns off after a short period
If you see a boot error message which mentions 'Master boot record' what command would use at a system recovery command prompt?
bootrec/FixMBR
What type of component holds its charge even after the power is turned off and the device is unplugged?
capacitor
Which Intel processor technology interconnects the processor, chipset, and wireless network adapter as a unit, improving laptop performance?
centrino
Which of the following is a setting you can configure from the BIOS setup program?
change the boot sequence
How do you safely remove an external USB hard drive?
click safely remove hardware icon
Which of the following is true about DIMM slots?
color coding is used to identify the channel
If your computer is in a dirty, dusty environment, what tool should you use periodically to prevent overheating?
compressed air
Which of the following is NOT a component of a processor?
device driver
What command line tool can be used to reset USB or SD flash storage?
diskpart
embedded programs that are closely tied to the hardware
firmware
The motherboard _______________________ determines the size of the board and its features.
form factor
What determines the physical size of a power supply and the placement of screw holes?
form factor
While working inside the computer, you should clip a ____________ bracelet to the computer case.
grounding
Which of the following is most likely to be installed in a PC, is considered primary storage, and has Windows 7 installed on it?
hard disk drive
Which of the following is NOT true of a motherboard?
has a heat sink on the PCIe slots
What do you call a connector on a motherboard that consists of pins that stick up from the board?
header
A _____________________ uses fins that draw heat away from the processor.
heat sink
consists of metal fins that draw heat from a component
heat sink
Which of the following best describes RAID 5?
it requires 3 or more drives and uses parity checking
Which of the following is true about fans in the computer system?
larger fans run quieter
Which process writes sector markings to a hard drive?
low-level formatting
Which of the following is true about selecting a hard drive?
magnetic drives have larger capacity for the money than solid state drives
Which of the following memory configurations definitely will not work when populating a motherboard with DIMMs?
mixing unbuffered with registered
Which general-purpose tool can measure characteristics of electricity in a variety of devices?
multimeter
What is the general name of the processor feature that AMD calls HyperTransport?
multithreading
What unit of measurement is used for DIMM read and write times?
nanoseconds
Under what circumstance is a liquid cooling system most likely used?
overclocking
After you unplug the computer, you should press the ___________ button for about three seconds.
power
A DIMM that holds data and amplifies a signal before the data is written to the module uses which technology?
registers
Why would you use a round PATA ribbon cable instead of traditional flat cable?
round cables obstruct airflow less inside the case
Which of the following can be described as round plastic or metal pegs that separate the motherboard from the bottom of the case?
standoff
Along with the processor, what other device is the highest heat producer in the system?
video card
What was the AGP bus designed specifically for?
video cards
