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CompTIA A+ Flashcards

1
Q

1st Step in CompTIA trouble shooting theory?

A

Identify the problem

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2
Q

2nd step in CompTIA trouble shooting theory?

A

Establish a theory of probable cause

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3
Q

3rd step in CompTIA trouble shooting theory?

A

Test theory of probable cause

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4
Q

4th step in CompTIA trouble shooting theory?

A

Establish a plan of action and implement solution

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5
Q

5th step in CompTIA trouble shooting theory?

A

Verify full system functionality and if applicable implement preventive measures

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6
Q

6th step in CompTIA trouble shooting theory?

A

Document findings, actions, and outcomes

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7
Q

ESD?

A

Electro Static Discharge

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8
Q

System Unit?

A

The physical enclosure that houses the main components of a computer

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9
Q

Modern Processors are distinguished by what two features?

A

Clock speed and Cores

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10
Q

1cycle per second? 1 million cycles per second? 1Billion cycles per second

A

1 hertz, 1 Megahertz & 1 Gigahertz

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11
Q

APU?

A

Accelerated Processing Unit

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12
Q

Intel CPUs use what kind of connection?

A

Land Grid Arrays

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13
Q

AMD CPUs use what kind of connection?

A

Pin grid arrays

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14
Q

ISA?

A

Instruction Set Architecture

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15
Q

What is a Zero Insertion Socket?

A

A mounting bracket for the CPU

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16
Q

SDRAM?

A

Synchronous Dynamic Random Access Memory

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17
Q

DDRRAM?

A

Double Data Rate RAM

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18
Q

DDR2RAM

A

Double Data Rate 2 RAM

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19
Q

Always multiply the RAM speed rating by __ when getting PC speed rating?

A

8

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20
Q

Double sided RAM?

A

A RAM stick with RAM on both front and back of the stick

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21
Q

Channel?

A

The slots where the RAM sticks are inserted into

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22
Q

Dual Channel Memory?

A

Slots that require two RAM sticks of equal size to be installed for PC to function

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23
Q

ECC?

A

Error Correction Code

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24
Q

SODIMM?

A

Small Outline Dual Inline Memory Module

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25
Q

SPD?

A

Serial Presence Detect is a small chip on a RAM stick that allows computer to read what kind of RAM the PC has installed

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26
Q

Swapfile is equal to?

A

Virtual Memory

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27
Q

DDR4 RAM has how many pins?

A

288 pins

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28
Q

DDR3 RAM has how many pins?

A

240 pins

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29
Q

BIOS?

A

Basic Input Output Services

30
Q

BIOS Programs are what?

31
Q

Firmware?

A

Programs burned onto a chip

32
Q

CMOS?

A

System Setup

33
Q

POST?

A

Power On Self-Test

34
Q

All POST cards use a __________ two digit read out?

A

hexadecimal

35
Q

UEFI?

A

Unified Extensible Firmware Interface (upgraded BIOS)

36
Q

System Setup?

A

Menu one can access before boot up

37
Q

You can disable/able USB ports through _______ ______?

A

System Setup

38
Q

PROM?

A

Programmable Read Only Memory

39
Q

ROM?

A

Read Only Memory

40
Q

RTC?

A

Real Time Clock

41
Q

IF the RTC slows down then the battery needs to be?

42
Q

Flashing?

A

Update firmware on the flash chip that is on the motherboard

43
Q

_______is the standard CMOS battery?

44
Q

Standoffs?

A

Screws that separate motherboard from case to prevent damage

45
Q

Optical media is __in wide?

46
Q

HDDs are __ in across?

47
Q

SSDs are __in across?

48
Q

M.2 is the _______ form factor for SSD?

49
Q

ATA?

A

Advanced Technology Attachment (the language mass storage uses to communicate with computer)

50
Q

SATA?

A

Serial Advanced Technology Attachment

51
Q

RSATA?(what is it not what does it stand for)

A

SATA but for external devices

52
Q

NVME?

A

Nonvolatile Memory Express ( Faster than SATA)

53
Q

SCSI?

A

Small Computer System Interface (old no longer in use)

54
Q

SAS?

A

Serial Attached SCSI

55
Q

ICSI?

A

Internet SCSI

56
Q

Storage is organized into ___ ( Logical Blocks)?

57
Q

JBOD?

A

Just a Bunch Of Disks

58
Q

EFS?

A

Encrypting File System

59
Q

TPM?

A

Trusted Platform Model (actual key to encrypted files)

60
Q

File based encryption encrypts____&_______?

A

Files and Folders

61
Q

Disk based encryption encrypts ______ ______?

A

entire drives

62
Q

HID?

A

Human Interface Device

63
Q

ADF?

A

Automatic Document Feed (printers & Scanners)

64
Q

Wireless keyboards operate on _____ _____ not Bluetooth?

A

RF technology

65
Q

PCI?

A

Peripheral Component Interconnect

66
Q

PCIe?

A

Peripheral Component Interconnect Express

67
Q

PCI Lanes called?

A

x1, x4, x8, and x16

68
Q

Panel response time runs from ____to____?

A

1ms to 4ms

69
Q

OLED?

A

Organic Led

70
Q

DLP?

A

Digital Light Processing

CompTIA A+ (8 decks)

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