IT Essentials I Chapter 1 – Flashcards
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A tower case conserves space since it can double as a monitor stand.
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False
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An Ethernet port has a connector called an RJ-45 to connect to a network cable.
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True
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Functions that used to be provided by expansion cards are more often found as onboard ports today.
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True
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Hard drives have three connections for cables: one for reading data, one for writing data, and one for power.
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False
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What type of port transmits both digital audio and digital video with a single connector?
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HDMI
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What audio port connects to an external home theater audio system, providing digital audio output?
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S/PDIF
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Which statement is NOT true regarding motherboards?
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Has a heat sink on the PCle Slots
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What component is most likely to be installed in a PC, is considered primary storage, and typically stores the operating system, as well as its applications?
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Hard Disk Drives
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What is the component that usually has a dual-voltage selector switch and has cables that connect to the motherboard and drives called?
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PSU
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What statement about an FRU is true?
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a support technician should know how to replace one.
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What acronym is another name for static electricity, which can damage chips and destroy motherboards?
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ESD
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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?
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POST card
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What general-purpose tool can measure characteristics of electricity in a variety of devices?
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multimeter
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Programs and data that are stored on a motherboard are referred to by what term?
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firmware
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What is the name for the type of flash memory that is used by mobile devices to store their apps and data?
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solid state device
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What is the most common pointing device on laptops?
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a touch pad
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In a cellular network, each cell is controlled by a tower. What are these towers called?
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base stations
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A micro-ATX motherboard will fit into a case that follows what minimum standard?
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ATX 2.1
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How many pins are used in a parallel port, also known as an LPT port?
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25
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What type of port is sometimes used by routers for management and configuration purposes?
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DB9 port
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What two different types of firmware may be used on motherboards?
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BIOS UEFI
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What are the two most common form factors used today for computer cases, power supplies, and motherboards?
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ATX mATX
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What are two different ways by which a laptop could utilize the cellular network connection of a mobile device?
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Hotspot Tethering
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SO-DIMM
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a smaller type of memory slot typically used for laptop
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POST
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a series of tests performed by the startup UEFI/BIOS when you first turn on a computer
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Heat Sink
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draws heat from the CPU and pipes it to a fan, which then blows heat out of the case
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DisplayPort
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transmits digital video and audio and is slowly replacing VGA and DVI
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DIMM
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a type of memory slot found on a motherboard
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Micro-ATX
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reduces the total cost of a system by reducing the number of expansion slots on the motherboard, reducing the power supplied to the board, and allowing for a smaller case size
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Airplane Mode
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a computer is said to be in this mode when all wireless technologies are turned off
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Bluetooth
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-a short-range wireless technology used to connect two devices in a small personal network
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Central Processing Unit (CPU
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also called the processor, or microprocessor, does most of the processing of data and instructions for the entire system
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PCle
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a slot used for expansion cards or video cards on a motherboard
