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IT 121 CH1 & CH2a

QuestionAnswer
T/F A tower case conserves space since it can double as a monitor stand. False
T/F A DVI port transmits a video signal and is also called a DB-15 port. False
T/F An Ethernet port has a connector called an RJ-45 to connect to a network cable True
T/F Functions that used to be provided by expansion cards are more often found as on board ports today. True
Hard drives have three connections for cables: one for reading data, one for writing data, and one for power. False
Which type of port transmits both digital audio and digital video with a single connector? HDMI
Which of the following is an audio port that connects to an external home theater audio system, providing digital audio output? S/PDIF
Which of the following is NOT true of a motherboard? has a heat sink on the PCIe slots
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 component probably has a dual-voltage selector switch, and has cables that connect to the motherboard and drives? PSU
Which is the most common form factor used today for computer cases, power supplies, and motherboards? ATX
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 standard provides the best performance for hard drives? SATA
Which disk drive standard uses an 80-conductor cable? EIDE
Which unit of electricity measures electrical force and 115 is a common value? Volt
Which unit of electricity measures is used to measure the power consumption of a device? Watt
Which type of electrical current is used to transmit electricity to our homes and workplaces? Alternating
Which of the following is true about AC electricity? It travels from a hot line and returns on a neutral line
What type of component holds its charge even after the power is turned off and the device is unplugged? Capacitor
Which of the following is true about an FRU? A support technician should know how to replace one
Which type of fire extinguisher should you have available in the event of an electrical fire? Class C
What is a result of two objects with dissimilar electrical charges touching? ESD
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? POST card
Which general-purpose tool can measure characteristics of electricity in a variety of devices? Multi-meter
T/F 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
T/F Immediately after you unplug the computer from the power outlet, you're safe to begin working inside the case. False
T/F The motherboard sits on elevated screw holes or spacers to keep it from touching the case. True
T/F A system always needs the 4-pin auxiliary power connector, and sometimes needs the P1 connector as well. True
T/F A board with PCIe slots might have a 4-pin Molex power connector to provide additional power to some types of PCIe boards. False
Which of the following is NOT a good practice when working inside a computer case? be sure to hold expansion cards by the edge connectors
Which of the following is the second step in opening the case of a working computer? power down the system and unplug it
To what should you normally clip the ground bracelet before you work inside the computer case? the side of the computer case
What do you call a connector on a motherboard that consists of pins that stick up from the board? header
Which of the following can be described as round plastic or metal pegs that separate the motherboard from the bottom of the case? Standoff
Which of the following represents the correct order in which you should install components into the case after disassembling a computer? power supply, drives, motherboard, cards
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 of the following is NOT a typical connector found on the front panel header? SATA controller
Which material is a cooler that sits atop the CPU most likely made of? Copper
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? thermal compound
Along with the processor, what other device is the highest heat producer in the system? video card
Under what circumstance is a liquid cooling system most likely used? overclocking
If your computer is in a dirty, dusty environment, what tool should you use periodically to prevent overheating? compressed air
What determines the physical size of a power supply and the placement of screw holes? form factor
Which of the following is true about fans in the computer system? large fans tend to run quieter
Which technology may require that you purchase a power supply that specifically supports that technology? SLI
Which of the following is a consideration when purchasing a power supply with the correct wattage? the power supply should be rated 30% higher than your needs
What is the result of using a 3-pin fan connector on a 4-pin header on the motherboard? the fan speed cannot be controlled
What does a small triangle embedded on a connector signify? the wire nearest the triangle is pin 1
Which of the following is the Intel maximum degree limit for processors? 185 F
Created by: srentrop
 

 



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