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WorksheetsIT Essentials 7.0 Chapter 1.3
Total questions: 12
Worksheet time: 6mins
Which characteristic describes DDR3 SDRAM?
chips that run at clock speeds of 800 MHz and have a connector with 240 pins
an individual memory chip that has dual rows of pins used to attach it to the motherboard
a small circuit board that holds several memory chips and has a 30- or 72-pin configuration
chips specifically designed for video graphics that are used in conjunction with a dedicated GPU
Which characteristic describes ECC memory?
chips that can detect multiple bit errors and correct single bit errors in memory
chips specifically designed for video graphics that are used in conjunction with a dedicated GPU
an individual memory chip that has dual rows of pins used to attach it to the motherboard
chips that run at clock speeds of 800 MHz and have a connector with 240 pins
Which characteristic describes GDDR SDRAM?
chips specifically designed for video graphics that are used in conjunction with a dedicated GPU
chips that require constant power to function and are often used for cache memory
chips that run at clock speeds of 800 MHz and have a connector with 240 pins
hips whose contents can be “flashed” for deletion and are often used to store BIOS
Which characteristic describes ROM?
a chip that cannot be erased or rewritten and is now obsolete
chips that run at clock speeds of 800 MHz and have a connector with 240 pins
hips specifically designed for video graphics that are used in conjunction with a dedicated GPU
chips that require constant power to function and are often used for cache memory
Which characteristic describes a DIP?
an individual memory chip that has dual rows of pins used to attach it to the motherboard
chips that require constant power to function and are often used for cache memory
chips that run at clock speeds of 800 MHz and have a connector with 240 pins
chips whose contents can be “flashed” for deletion and are often used to store BIOS
Which characteristic describes PROM?
chips that are manufactured blank and then can be programmed once by a PROM programmer
chips that run at clock speeds of 800 MHz and have a connector with 240 pins
chips specifically designed for video graphics that are used in conjunction with a dedicated GPU
chips that require constant power to function and are often used for cache memory
Which characteristic describes a SIMM?
a small circuit board that holds several memory chips and has a 30- or 72-pin configuration
chips that require constant power to function and are often used for cache memory
chips that run at clock speeds of 800 MHz and have a connector with 240 pins
chips whose contents can be “flashed” for deletion and are often used to store BIOS
Which characteristic describes EPROM?
a chip that is nonvolatile and can be erased by exposing it to strong ultraviolet light
SRAM that is internal and integrated into the CPU
a smaller, more condensed memory module that provides random access data storage, ideal for use in laptops, printers, and other devices where conserving space is desirable
a small circuit board that holds several memory chips and has a 30- or 72-pin configuration
A technician wants to replace a failing power supply on a high-end gaming computer. Which form factor should the technician be looking for?
AT
ATX
ATX12V
EPS12V
Refer to the exhibit. How is the connector used in a PC?
to connect legacy floppy drives
to connect optical drives
to connect disk drives
to supply power to various internal components
Which two PC components communicate with the CPU through the Southbridge chipset? (Choose two.)
RAM
hard drive
64-bit gigabit Ethernet adapter
video card
Which motherboard form factor has the smallest footprint for use in thin client devices?
ATX
Micro-ATX
Mini-ATX
ITX
