CompTIA A+

Question 1

1st Step in CompTIA trouble shooting theory?

Answer 1

Identify the problem

Question 2

2nd step in CompTIA trouble shooting theory?

Answer 2

Establish a theory of probable cause

Question 3

3rd step in CompTIA trouble shooting theory?

Answer 3

Test theory of probable cause

Question 4

4th step in CompTIA trouble shooting theory?

Answer 4

Establish a plan of action and implement solution

Question 5

5th step in CompTIA trouble shooting theory?

Answer 5

Verify full system functionality and if applicable implement preventive measures

Question 6

6th step in CompTIA trouble shooting theory?

Answer 6

Document findings, actions, and outcomes

Question 7

ESD?

Answer 7

Electro Static Discharge

Question 8

System Unit?

Answer 8

The physical enclosure that houses the main components of a computer

Question 9

Modern Processors are distinguished by what two features?

Answer 9

Clock speed and Cores

Question 10

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

Answer 10

1 hertz, 1 Megahertz & 1 Gigahertz

Question 11

APU?

Answer 11

Accelerated Processing Unit

Question 12

Intel CPUs use what kind of connection?

Answer 12

Land Grid Arrays

Question 13

AMD CPUs use what kind of connection?

Answer 13

Pin grid arrays

Question 14

ISA?

Answer 14

Instruction Set Architecture

Question 15

What is a Zero Insertion Socket?

Answer 15

A mounting bracket for the CPU

Question 16

SDRAM?

Answer 16

Synchronous Dynamic Random Access Memory

Question 17

DDRRAM?

Answer 17

Double Data Rate RAM

Question 18

DDR2RAM

Answer 18

Double Data Rate 2 RAM

Question 19

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

Answer 19

8

Question 20

Double sided RAM?

Answer 20

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

Question 21

Channel?

Answer 21

The slots where the RAM sticks are inserted into

Question 22

Dual Channel Memory?

Answer 22

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

Question 23

ECC?

Answer 23

Error Correction Code

Question 24

SODIMM?

Answer 24

Small Outline Dual Inline Memory Module

Question 25

SPD?

Answer 25

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

Question 26

Swapfile is equal to?

Answer 26

Virtual Memory

Question 27

DDR4 RAM has how many pins?

Answer 27

288 pins

Question 28

DDR3 RAM has how many pins?

Answer 28

240 pins

Question 29

BIOS?

Answer 29

Basic Input Output Services

Question 30

BIOS Programs are what?

Answer 30

Codes

Question 31

Firmware?

Answer 31

Programs burned onto a chip

Question 32

CMOS?

Answer 32

System Setup

Question 33

POST?

Answer 33

Power On Self-Test

Question 34

All POST cards use a __________ two digit read out?

Answer 34

hexadecimal

Question 35

UEFI?

Answer 35

Unified Extensible Firmware Interface (upgraded BIOS)

Question 36

System Setup?

Answer 36

Menu one can access before boot up

Question 37

You can disable/able USB ports through _______ ______?

Answer 37

System Setup

Question 38

PROM?

Answer 38

Programmable Read Only Memory

Question 39

ROM?

Answer 39

Read Only Memory

Question 40

RTC?

Answer 40

Real Time Clock

Question 41

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

Answer 41

Checked

Question 42

Flashing?

Answer 42

Update firmware on the flash chip that is on the motherboard

Question 43

_______is the standard CMOS battery?

Answer 43

CR2032

Question 44

Standoffs?

Answer 44

Screws that separate motherboard from case to prevent damage

Question 45

Optical media is __in wide?

Answer 45

5.25

Question 46

HDDs are __ in across?

Answer 46

3.5

Question 47

SSDs are __in across?

Answer 47

2.5

Question 48

M.2 is the _______ form factor for SSD?

Answer 48

dominant

Question 49

ATA?

Answer 49

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

Question 50

SATA?

Answer 50

Serial Advanced Technology Attachment

Question 51

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

Answer 51

SATA but for external devices

Question 52

NVME?

Answer 52

Nonvolatile Memory Express ( Faster than SATA)

Question 53

SCSI?

Answer 53

Small Computer System Interface (old no longer in use)

Question 54

SAS?

Answer 54

Serial Attached SCSI

Question 55

ICSI?

Answer 55

Internet SCSI

Question 56

Storage is organized into ___ ( Logical Blocks)?

Answer 56

LBA

Question 57

JBOD?

Answer 57

Just a Bunch Of Disks

Question 58

EFS?

Answer 58

Encrypting File System

Question 59

TPM?

Answer 59

Trusted Platform Model (actual key to encrypted files)

Question 60

File based encryption encrypts____&_______?

Answer 60

Files and Folders

Question 61

Disk based encryption encrypts ______ ______?

Answer 61

entire drives

Question 62

HID?

Answer 62

Human Interface Device

Question 63

ADF?

Answer 63

Automatic Document Feed (printers & Scanners)

Question 64

Wireless keyboards operate on _____ _____ not Bluetooth?

Answer 64

RF technology

Question 65

PCI?

Answer 65

Peripheral Component Interconnect

Question 66

PCIe?

Answer 66

Peripheral Component Interconnect Express

Question 67

PCI Lanes called?

Answer 67

x1, x4, x8, and x16

Question 68

Panel response time runs from ____to____?

Answer 68

1ms to 4ms

Question 69

OLED?

Answer 69

Organic Led

Question 70

DLP?

Answer 70

Digital Light Processing