Exam #1
How much data does a 3.5" floppy disk drive hold?
1.44 MB
What is the transfer rate of 64-bit module running at 1600 MHz?
12800 MB/second
What 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 pins
What technology in a DIMM informs the BIOS of the module's size, speed, voltage, and data path width? a) SPD b) ECC c) RIMM d) SIMM
A) SPD (serial presence detect; a category of information that is stored in an EEPROM chip on a memory module and communicated to the BIOS when the computer is booted; tells the BIOS the module's data, such as its size, data width, manufacturer, speed, row and column addresses and voltage)
Which of the following is true about DIMM slots? a) color coding is used to identify the channel b) DDR2 and DDR3 support triple channels c) DDR only supports a single channel d) a DDR3 DIMM allows access to four memory chips simultaneously on each DIMM
A) color coding is used to identify the channel
What is the most common form factor used today for computer cases, power supplies, and motherboards?
ATX
What type of electrical current is used to transmit electricity to our homes and workplaces?
Alternating current
Which of the following is the smallest motherboard form factor? a) MicroATX b) FlexATX c) MicroBTX d) NLX
B) FlexATX
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?
BIOS memory
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
DIMMs used in servers can provide additional reliability if they use which of the following technologies? a) EDO b) dual ranked c) ECC d) PC3
C) ECC
Which of the following is true about DIMM technologies? a) DDR2 uses 184 pins b) DDR3 is backward compatible with DDR2 c) SDRAM runs synchronized with the system clock d) the S in SDRAM stands for static
C) SDRAM runs synchronized with the system clock
Which of the following is NOT a feature of a processor? a) clock speed b) processor architecture c) amount of CMOS d) multi-core processing
C) amount of CMOS
Which of the following is NOT true of a motherboard? a) also called a system board b) has a CPU socket c) has a heat sink on the PCIe slots d) has slots for DIMMs
C) has a heat sink on the PCIe slots
Where do today's computers store almost all motherboard configuration data?
CMOS RAM
What type of fire extinguisher should you have available in the event of an electrical fire?
Class C
Which of the following is a technology that allows for multiple video cards to work together in one system? a) Nehalem b) CrossFire c) Firewire d) eSATA
Cross Fire
Which Intel processor technology interconnects the processor, chipset, and wireless network adapter as a unit, improving laptop performance? a) Pentium b) Core i5 c) Celeron d) Centrino
D) Centrino
Why is DMA a better transfer mode than PIO for PATA drives?
DMA data transfers don't involve the CPU
Which type of memory can support quad, triple, and dual channels? a) SRAM b) CMOS RAM c) DRAM d) Flash RAM
DRAM
What disk drive standard uses an 80-conductor cable?
EIDE (enhanced integrated drive electronics)
What is the result of two objects with dissimilar electrical charges touching?
ESD
True or False: A DVI port transmits a video signal and is also called a DB-15 port.
False
True or False: A FlexATX motherboard is larger than an ATX motherboard.
False
True or False: A tower case conserves space since it can double as a monitor stand.
False
True or False: Hard drives have three connections for cables: one for reading data, one for writing data, and one for power
False
True or False: Motherboards contain only a single bus for I/O, video, and data
False
True or False: The two major manufacturers of processors are Intel and NVIDIA.
False
True or False: Typically, PGA sockets give better contact than LGA sockets.
False
True or False: When installing a processor, you must line up the red circle on the processor with the right-angle mark on the motherboard
False
true or false: The 80-conductor IDE cable has 80 pins and 40 wires
False
What type of port transmits both digital audio and digital video with a single connector?
HDMI
What unit is used to measure the frequency of memory, FSB, and the processor?
Hz
What type of processor memory is located on the processor chip (processor die)?
Level 1 cache
What general-purpose tool can measure characteristics of electricity in a variety of devices?
Multimeter
What component probably has a dual-voltage selector switch, and has cables that connect to the motherboard and drives?
PSU
How can you access the BIOS setup program?
Press a key during the BIOS POST
What motherboard slot has direct access to the North Bridge?
Primary PCIe slot
What was the 64-bit Front Side Bus replaced with in the X58 (Nehalem) chipset?
QPI (QuickPath Interconnect; a point-to-point processor interconnect developed by Intel which replaced the front-side bus (FSB) in Xeon, Itanium, and certain desktop platforms starting in 2008)
Why would you use a round PATA ribbon cable instead of traditional flat cable?
Round cables obstruct airflow less inside the case
What audio port connects to an external home theatre audio system, providing digital audio output?
S/PDIF
Which standard provides the best performance for hard drives? a) SATA b) PATA c) IDE d) EIDE
SATA
What should you do if you want to be able to locate your laptop in the event of loss or theft and give it a command through the Internet to lock it or delete data?
Subscribe to LoJack for Laptops
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 (Trusted Platform Module) chip (a specialized chip on an endpoint device that stores RSA encryption keys specific to the host system for hardware authentication)
True False: When you build a computer from parts, you usually start by deciding on which processor and motherboard you will use.
True
True or False: 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
True or False: An Ethernet port has a connector called an RJ-45 to connect to a network cable.
True
True or False: Functions that used to be provided by expansion cards are more often found as onboard ports today
True
True or False: Multiple processors can be installed in a single processor housing.
True
True or False: Today's DIMMs use a 64-bit data path
True
True or false: Each IDE header on a motherboard can support up to two IDE devices.
True
True or false: If you connect the floppy cable in the wrong direction, the floppy drive light stays on continuously.
True
True or false: Sandy Bridge processors house the memory controller and graphics controller.
True
true or false: The read/write head on a magnetic hard drive is at both the top and bottom of each disk.
True
What unit of electricity measures electrical force and 115 is a common value?
Volt
What unit of electricity measures is used to measure the power consumption of a device?
Watt
What type of socket ensures that even force is applied to the processor when it is being installed in the socket?
Zero insertion force (ZIF) socket
which of the following is true about disk drive interfaces? a) PATA allows for two connectors on a motherboard b) SATA is the older and slower technology c) four IDE drives can be connected to a single 80-pin data cable d) the ATAPI standard was developed for optical SATA drives
a) PATA allows for two connectors on a motherboard
which of the following is true about SCSI drives? a) SCSI ID 7 has a higher priority than SCSI ID 10 b) each logical device requires a unique SCSI ID c) one end of the SCSI chain needs a terminator d) SCSI devices are typically found in SOHO servers and desktops
a) SCSI ID 7 has a higher priority than SCSI ID 10
Which Intel CPU socket is discontinued? a) Socket 478 b) LGA1155 c) LGA2011 d) Socket H
a) Socket 478
Which of the following is NOT a component of a processor? a) device driver b) control unit c) registers d) memory caches
a) device driver
Which of the following is NOT true about Ivy Bridge chipsets compared to earlier products? a) use more power b) higher density transistors c) better performance d) released in 2012
a) use more power
At what point during the motherboard installation should you install the motherboard drivers?
after Windows successfully boots
What do you need to do after installing a processor on a motherboard?
after placing the processor in the socket, you need to lock down the lever
Which interface is not typically used for an internal tape drive? a) SATA b) FireWire c) PATA d) SCSI
b) FireWire
which SATA standard provides a transfer rate of 3 Gb/sec? a) SATA1 b) SATA2 c) SATA3 d) SATA4
b) SATA2
Which hard drive technology is used to predict when a drive is likely to fail? a) SSD b) SMART c) NAND d) EEPROM
b) SMART
Which is true about installing a PATA drive? a) each IDE channel supports a single drive b) a motherboard can support up to four EIDE devices c) each IDE cable has four connectors for drives d) you need to set the jumpers to Master when you have only one drive
b) a motherboard can support up to four EIDE devices
Which of the following is true about AC electricity? a) in the US, it oscillates at 120 Hz b) it travels from a hot line and returns on a neutral line c) it always takes the path of highest resistance d) the hot line is always grounded
b) it travels from a hot line and returns on a neutral line
Which process writes sector marking to a hard drive? a) partitioning b) low-level formatting c) high-level formatting d) sector provisioning
b) low-level formatting
A DIMM that holds data and amplifies a signal before the data is written to the module uses which technology? a) EDO b) registers c) parity d) CAS
b) registers
Which of the following is NOT a necessary precaution when installing memory modules? a) use a ground bracelet b) test the motherboard for residual electrical charges c) unplug the computer d) don't stack modules of top of each other
b) test the motherboard for residual electrical charges
If you are adding a hard drive to a system that already has a drive with Windows installed on it, what should you do?
boot Windows and use Disk Management to prepare the new drive
Which socket type is soldered to the motherboard, along with the CPU? a) SPGA b) FCLGA c) BGA d) PGA
c) BGA
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 b) SO-DIMM c) RIMM d) SIMM
c) RIMM
Which of the following best describes RAID 5? a) data from one drive is mirrored to another b) it improves performance but not fault tolerance c) it requires 3 or more drives and uses parity checking d) it takes at least four disks and data is striped and mirrored
c) it requires 3 or more drives and uses parity checking
Which of the following is NOT true about hard disk drives? a) the 3.5" size is typically used in desktops b) a solid state drive has no moving parts c) solid state drives are less expensive than magnetic hard drives d) tracks on a hard drive are divided into sectors
c) solid state drives are less expensive than magnetic hard drives
What should you keep in mind when installing hard drives? a. PATA and SATA won't be found on the same motherboard b. jumpers on SATA drives determine the primary and secondary drive c. a PATA drive has master and slave settings d. you need to connect power to both connectors on SATA drives
c. a PATA drive has master and slave settings
What type of component holds its charge even after the power is turned off and the device is unplugged?
capacitor
Which type of cable is required by ATA/66 and above? A) 40 pins, 66 wires b) 80 pins, 40 wires c) 66 pins, 40 wires d) 40 pins, 80 wires
d) 40 pins, 80 wires
Which of the following is true about an FRU? a) they are not necessary for the computer's operation b) all types can be easily disposed of in any trash can c) it's easily repaired by a support technician d) a support technician should know how to replace one
d) a support technician should know how to replace one
Which of the following is a setting you can configure from the BIOS setup program? a) disable a Windows driver b) set the desktop background c) configure the screensaver timeout d) change the boot sequence
d) change the boot sequence
Which of the following statements is NOT true when setting up dual channeling? a) a pair in the channel must be equally matched in size, speed, and features b) if 2 DIMM slots do not have matching pairs, single-channeling will be used c) each channel runs independently of the other channel d) if you have 2 pairs installed in 2 channels, all 4 DIMMs must match
d) if you have 2 pairs installed in 2 channels, all 4 DIMMs must match
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 b) PATA drives are backward compatible with SATA drives c) FireWire 800 drives are a good choice for faster internal drives d) magnetic drives have larger capacity for the money than solid state drives
d) 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? a) using two different manufacturer's memory b) mixing memory speeds c) leaving a slot unpopulated d) mixing unbuffered with registered
d) mixing unbufffered with registered
A _blank_ is a circuit board that provides more ports than those provided by the motherboard
expansion card
True or False: The 2.5" size hard drive is typically used in devices such as MP3 players
false
What is a possible remedy if your system hangs at odd time or during the boot?
flash the BIOS
What does a twist in a 34-pin data cable mean?
it indicates drive A:
What is used to test a port in a computer or other devices to make sure the port is working?
loopback plug
What is the general name of the processor feature that AMD calls HyperTransport?
mutithreading
What unit of measurement is used for DIMM read and write times?
nanoseconds
If you need to reset the BIOS password on a motherboard and the instructions say to make sure jumper J1 is open, what should you do?
open the case and remove the cover from a set of pins marked J1
How is data stored on magnetic strips?
sequentially
What type of bus does PCI Express use?
serial
What has occurred if you see the message "Chassis intruded! System has halted." The next time you start your computer?
the case has been opened
Why might you want to use a RAID 0 disk configuration?
to improve overall disk performance
What was the AGP bus designed specifically for?
video cards
Do RAID controllers have their own BIOS?
yes
