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Quiz 1 (Ch. 1-3)
First quiz questions covering chapters one through three.
82
Computer Science
Undergraduate 2
08/27/2013

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Cards

Term
Which type of port transmits both digital audio and digital video with a single connector?
Definition
HDMI
Term
Which disk drive standard uses an 80-conductor cable?
Definition
Term
Which unit of electricity measures electrical force and 115 is a common value?
Definition
Term
Which unit of electricity measure is used to measure the power consumption of a device?
Definition
Watt
Term
Which type of electrical current is used to transmit electricity to our homes and workplaces?
Definition
alternating
Term
What travels from a hot line and returns on a neutral line?
Definition
AC electricity
Term
What type of component holds its charge even after the power is turned off and the device is unplugged?
Definition
capacitor
Term
Which type of fire extinguisher should you have available in the event of an electrical fire?
Definition
Term
What is a result of two objects with dissimilar electrical charges touching?
Definition
ESD
Term
What is an audio port that connects to an external home theatre audio system, providing digital audio output?
Definition
Term
Which general-purpose tool can measure characteristics of electricity in a variety of devices?
Definition
multimeter
Term

Which of the following is NOT true of a motherboard?

- Has a CPU socket

- Has slots for DIMMS

- Also called a system board

- Has a heat sink on the PCIe slots

Definition
Has a heat sink on the PCIe slots
Term

Which of the following is most likely to be installed on a PC, is considered primary storage, and has Windows 7 installed on it? Is it a

floppy drive, optical drive, tape drive, or hard disk drive?

Definition
hard disk drive
Term
Which component probably has a voltage selector switch, and has cables that connect to the motherboard and drives? Is it DIMM, PCIe, HDD, or PSU?
Definition
Term
Which is the most common form factor used today for computer cases, power supplies, and motherboards? Is it ATC, ATX, AT, or ATI?
Definition
ATX
Term
Which power supply connector is the main motherboard power connector on most motherboards today? Is it 8-pin, 15-pin, 20-pin, or 24-pin?
Definition
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?
Definition
8
Term
Which standard provides the best performance for hard drives? Is it SATA, EIDE, IDE, or PATA?
Definition
PATA
Term
True or false: A tower case conserves space since it can double as a monitor stand.
Definition
False
Term
True or False: A DVI port transmits a video signal and is also called a DB-15 port.
Definition
False
Term
True or False: An Ethernet port has a connector called an RJ-45 to connect to a network cable.
Definition
True
Term
True or False: Functions that used to be provided by expansion cards are more often found as onboard ports today.
Definition
True
Term
True or False: Hard drives have three connections for cables: one for reading data, one for writing data, and one for power.
Definition
False
Term
heat sink
Definition
uses fins that draw heat away from the processor
Term
cooler
Definition
this sits on top of the processor and consists of a fan and heat sink
Term
thermal compound
Definition
a cream that is placed between the bottom of the cooler heat sink and the top of the processor
Term
expansion slot
Definition
a connector on the motherboard that allows the insertion of a card
Term
ATX
Definition
a power supply form factor
Term
ground bracelet
Definition
you clip it to the side of the computer case to dissipate any charge between you and the computer
Term
video card
Definition
draws the most power in a system
Term
overclocking
Definition
running a processor at a higher frequency than recommended
Term
front panal header
Definition
a connector on a motherboard that consists of pins that stick up from the board
Term
spacer
Definition
keeps the motherboard from touching the case
Term
What is NOT good practice when working inside a computer case?
Definition
Be sure to hold expansion cards by the edge connectors.
Term
Which material is a cooler that sits atop the CPU most likey made of? Is it steel, brass, lead, or copper?
Definition
lead
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 the processor?
Definition
thermal compound
Term
Along with the processor, what other device is the highest heat producer in the system?
Definition
video card
Term
Under what circumstance is a liquid cooling system most likely used?
Definition
Term
If your computer is in a dirty, dusty environment, what tool should you use periodically to prevent overheating?
Definition
compressed air
Term
What determines the physical size of a power supply and the placement of screw holes?
Definition
Term

Which of the following is true about fans in the computer system?

a. larger fans tend to run quieter

b. they're usually not needed if your room is cool enough

c. they are not found in the power supply case

d. they always run at a fixed speed

Definition
Term

Which technology may require that you purchase a power supply that specifically supports that technology?

a. DIMM

b. SLI

c. PCI

d. USB

Definition
Term
What could be a consideration when purchasing a power supply with the correct wattage?
Definition
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?
Definition
the fan speed cannot be controlled
Term
What is the second step in opening the case of a working computer?
Definition
Power down the system and unplug it.
Term
What does a small triangle ebedded on a connector signify?
Definition
Term
To what should you normally clip the ground bracelet before you work inside the computer case?
Definition
The side of the computer case.
Term
What do you call a connector on a motherboard that consist of pins that stick up from the board?
Definition
header
Term
Definition
Round plastic or metal pegs that seperate the motherboard from the bottom of the case.
Term
List the correct order in which you should install components into the case after disassebling a computer.
Definition
drives, motherboard, cards, power supply
Term
What is true about installing the motherboard and connecting power?
Definition
A 4-pin power cord supplies supplemental power to the processor.
Term

Which of the following is NOT a typical connector found on the front panel header?

a. Power SW

b. HDD LED

c. Power LED+

d. SATA controller

Definition
Term
What is the Intel maximum degree limit for processors?
Definition
185 F
Term
True or 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.
Definition
False
Term
True or False: Immediately after you unplug the computer from the power outlet, you're safe to begin working inside the case.
Definition
False
Term
True or False: The motherboard sits on elevated screw holes or spacers to keep it from touching the case.
Definition
True
Term
True or False: A system always needs the 4-pin auxilliary power connector, and sometimes needs the P1 connector as well.
Definition
False
Term
True or False: 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
What type of software is used to control a computer?
Definition
operating system
Term
What is the maximum number of characters allowed in the filename path?
Definition
260
Term
What attribute is used to hide a file so that it does not appear in the directory list?
Definition
Hidden
Term
Which edition of Windows 7 only offers the 32-bit version?
Definition
Starter
Term
What is usually on the right side of the taskbar and desplays open services?
Definition
Term
What is another name for several small utility programs that are found in the Control Panel?
Definition
applets
Term
file extension
Definition
Is one or more characters following the last period in a filename, such as .exe, .txt, or .avi.
Term
UAC or
Definition
The dialogue box in Windows that appears each time a user attempts to perform an action that can be done only with administrative privileges.
Term
Action Center
Definition
A Windows utility program that lists errors and issues that need attention.
Term
graphical user or GUI
Definition
The name of the interface that uses graphics as compared to a command-driven interface.
Term
Windows 7 and Vista provides a new 3D user interface called what?
Definition
Aero user interface
Term
What part of the Windows display shows information about open programs and provides quick access to others?
Definition
taskbar
Term

Which of the followinf storage devices can be divided into partitions that can have one or more volume?

a. flash drive

b. USB

c. hard drive

d. optical drive

Definition
c. hard drive
Term
What part of the path to a file indicates how the file is organized or formatted?
Definition
file extension
Term
What is another name for the notification area in Windows?
Definition
system tray
Term
library
Definition
A convenient way to access several folders in different locations from one central location.
Term
Which of the following file extentions are hidden just after Windows is installed? Is it .txt, .com, .exe, or .xlsx? Choose all that apply.
Definition
Term

Which of the following are valid types of user accounts in Windows?

a. standard

b. temporary

c. administrator

d. visitor

Definition
a. and c.
Term

Which of the following are all attributes that can be set on folders or files in Windows? Choose all that apply.

a. read-only

b. system

c. indexing

d. hidden

Definition
Term
True or False: An operating system manages hardware, runs applications, provides an application for users, and stores, retrieves, and manipulates files.
Definition
True
Term
True or False: The Action Center is a tool that was first introduced in Windows XP.
Definition
False
Term
True or False: A hard drive can have only one single root directory.
Definition
False
Term
True or False: The Windows desktop is itself a folder.
Definition
True
Term
True or False: In Windows, there are two types of user accounts: an administrator account and a standard account.
Definition
True
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