Chapter 1 Flashcards
A technician looks at a motherboard and sees a 24-pin connector. What component would connect to the motherboard through the use of this 24-pin connector?
Power Supply
What three components should be included in a computer that is used to create TV commercials and music videos? (Choose three.)
Specialized Video Cards
Large and Fast Hard Drives
Specialized Audio Card
What characteristic of electricity is expressed in watts?
The work required to move electrons through a circuit multiplied by the number of electrons flowing through a circuit per second
Which type of memory is primarily used as cache memory?
SRAM
Which component controls the communications and interactions between the CPU and other components on the motherboard?
Chipset
Which two activities are normally controlled by the Northbridge part of the chipset? (Choose two.)
Access to RAM
Access to the Video Card
A customer has requested that a PC be built that will support eSATA. Which component should be checked to be sure that this feature is supported?
chipset
What type of memory is integrated directly into the CPU chip to provide fast access to data?
SRAM
Which three devices are considered output devices? (Choose three.)
monitor
printer
headphones
Which term refers to the technique of increasing the speed of a processor from the specified value of its manufacturer?
overclocking
A user has a new computer with only a USB port. The user will need a USB to Ethernet _________ to connect to the office wired LAN.
converter or adapter
What unit is used to measure the amount of resistance to the flow of current in a circuit?
Ohms
Servers and high-end workstations commonly use _________________memory, which is specialized memory as it has additional circuitry to manage large amounts of RAM
buffered
Which two pieces of information are needed before selecting a power supply? (Choose two.)
Form Factor of the Case
Total wattage of all components
Which hardware upgrade would allow the processor in a gaming PC to provide the optimal gaming performance?
Large amounts of fast RAM
What is a characteristic of thin clients?
They require a network connection to access storage and processor resources.
What danger is posed to a technician by opening a power supply even after it has been unplugged for an extended period of time?
Shock from stored high voltage
Which two software interfaces allow adjustment of the CPU voltage? (Choose two.)
UEFI settings
BIOS settings
When a computer is being built, which three components must have the same form factor? (Choose three.)
Case
Motherboard
Power Supply
A network administrator currently has three servers and needs to add a fourth, but does not have enough room for an additional monitor and keyboard. Which device allows the administrator to connect all the servers to a single monitor and keyboard?
KVM Switch
Which adapter card in a PC would provide data fault tolerance?
RAID Card
the size, shape and physical layout of computer components such as case, motherboard, and power supplies
form factor
the measure of the work that is required to move a charge from one location to another
volts
the measure of resistance to the flow of current in a circuit
ohms
the measure of the number of electrons moving through a circuit per second
amps
the measure of the work per second of electrical current
watts
the brain of the computer
cpu
the main temporary working storage location for data and programs
RAM
memory location that stores basic operational instructions used by the CPU for booting the computer
ROM
a redundant array of disk drives that provides redundancy and fault tolerance
RAID
storage devices that are replacing magnetic disk drives for permanent data storage
Solid State Drives
magnetic disk drives that are used for permanent data storage
hard disk drive
computers that rely on a central server for all, or most, data storage and processing resources
thin client
the main circuit board inside the computer to which all computer components connect
motherboard
integrated circuits on the motherboard that control system hardware interaction with the CPU and motherboard
chipset
Which two considerations would be of the greatest importance when building a workstation that will run multiple virtual machines? (Choose two.)
number of CPU Cores
amount of RAM
