(Top 2024/2025 EXAM REVIEW DOC ) WGU C393 IT Foundations, Exam Review Questions and answers, VERIFIED.

WGU C393 IT Foundations, Exam Review Questions and answers, VERIFIED. frontside bus - -Signal pathway for communication between CPU and memory backside bus - -Signal pathway between CPU and L2 or L3 cache frontside bus - -Where cache is placed if no backside bus exists ATX - -Largest motherboard form factor, puts the processor and memory in line with the fan output of the power supply, allowing the processor to run cooler micro ATX - -Follows the ATX principle of component placement for enhanced cooling but with a smaller footprint, fits into ATX cases ITX - -Family of small motherboard form factors with mini-, nano-, pico-, and mobile- categories. Southbridge - -This is in charge of anything other than CPU, memory and cache, and PCIe SODIMM and MicroDIMM - -Form factors for laptop memory L1 cache - -Term for cache memory built into the processor L2 cache - -Term for cache memory external to the processor, possibly physically close by L3 cache - -Term for cache memory on the motherboard, when the processor already has external cache firmware - -The name given to any software that is encoded in hardware, usually on ROM, and run without extra instructions from the operating system option ROMs - -Another term for things like the SCSI BIOS and video BIOS Parity checking - -A rudimentary memory error-checking scheme that offers no error correction 1 - -How many bits can ECC memory correct? single-sided memory - -Memory modules with chips on just one side double-sided memory - -Memory modules with chips on both sides, which the memory controller must switch between buffered or registered memory modules - -These memory modules include specialized chips that act as buffers for all signals from the memory controller, except, in some cases, the data signals Load-reduced DIMMs - -A form of registered DIMMs that increase performance by maintaining parallel communication onboard - -Term for connectors included on the motherboard off board - -Term for connectors not on the motherboard, but residing on adapter cards drive interface - -Name for the connector on the motherboard or adapter card that connects via cable to the hard drive 3m - -Max cable length of USB 1 5m - -Max cable length of USB 2 3m - -Max cable length of USB 3 (hub count * max cable length) + max cable length - -Formula for calculating max USB cable length with hubs 127 - -Max number of USB devices per host 4.5m - -Max FireWire 400 cable length 63 - -Maximum number of FireWire devices per bus 72m - -Maximum distance between FireWire devices 15m - -Max passive HDMI cable length 30m - -Max active HDMI cable length (hint: double passive HDMI length) 3m - -Max passive DisplayPort cable lengt