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NPower (CompTI / A+): Questions With Solutions (A+)
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NPower (CompTI / A+): Questions With Solutions (A+)A computer component that is modular and can be replaced. Right Ans -
FRU (field replaceable unit)
The nervous system of the computer. Right Ans - Motherboard (aka System
Board/Mainboard)
ATX (Advanced Technology Extended), Micro ATX, ITX Right Ans - Most
Common Motherboard Form Factors
The size, shape, and physical specifications of hardware or hardware
components. Right Ans - Form Factor
A group of chips on the motherboard that controls the timing and flow of data
and instructions to and from the CPU. Right Ans - Chipset
This chipset deals with the communication between the CPU, the memory, the
other chipset, any integrated video, and high-speed graphics ports - such as
AGP and PCIe. Right Ans - Northbridge Chipset
Manages all onboard peripheral devices. Any expansion cards that connect to
the motherboard - with the exception of high-speed graphics cards - are
managed by this. Right Ans - Southbridge Chipset
An industry-standard Serial bus interface for connecting a computer's host
bus adapter to storage devices such as hard disk drives (HDD), optical drives
and solid-state drives (SSD). Right Ans - SATA (Serial Advanced
Technology Attachment)
It is an IDE standard for connecting storage devices like optical and hard
drives to the motherboard. Right Ans - PATA (Parallel Advanced
Technology Attachment; aka IDE)
The internal operating unit or "brain" of a computer. Right Ans - CPU
(Central Processing Unit)
CPU sockets that have contacts (often pins) built in to them, which connect
with contacts on the CPU. Right Ans - LGA (Land Grid Array)
, CPU sockets that have holes, and the processors have pins that fit into the
holes. Right Ans - PGA (Pin Grid Array)
A smaller version of a DIMM used in smaller devices such as laptop computers
and some printers. Right Ans - SODIMM (small outline dual in-line memory
module)
Memory for desktops comes on circuit boards Right Ans - DIMM (dual in-
line memory module)
Double Data Rate Right Ans - DDR Memory
A fast form of memory, and it improves system performance by predicting
what the CPU will ask for next and pre-fetching this information before being
asked. Right Ans - Cache
Some of the most common 32-bit expansion slots for many years Right Ans
- PCI (Peripheral Component Interconnect)
Expansion slots that are known mostly for legacy video card Right Ans -
AGP (Accelerated Graphics Port)
The replacement for AGP and PCI that has the advantage of being faster than
AGP while maintaining the flexibility of PCI. Right Ans - PCIe (Peripheral
Component Interconnect Express)
24-pin block connector on the Motherboard Right Ans - Power Connector
The special memory chip contains that boots the system and initiates the
memory and hard drive to allow the operating system to start. Right Ans -
BIOS (Basic Input Output System)
-Initiated by BIOS at boot-up
-Looks for CPU and Memory
-Checks to see if there is a display connected and keyboard
-If all passes, it then begins to look for a boot loader (to start the OS) Right
Ans - POST (Power-on Self Test)
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