A+ 1001

Question 1

What are the Domains covered in the A+ 1001 exam and what are their percentages?

Answer 1

1. 0 Mobile Devices - 14%
2. 0 Networking - 20%
3. 0 Hardware - 27%
4. 0 Virtualization and Cloud Computing - 12%
5. 0 Hardware and Network Troubleshooting - 27%

Question 2

Tools used for hardware repair

Answer 2

2 Phillips screwdriver, phone, toolkit (nut drivers, pry tools ‘spudgers’, plastic pry bars, voltage tester, volt-meter, thumb drives (1 for software, 2nd for anti malware - safe boot and clean system)

Question 3

Troubleshooting Theory

Answer 3

1. Identify the Problem
   - Ask questions like what’s the problem, ask what they’ve been doing, get
   a timeframe, etc
2. Establish a theory of probable cause
3. Test the Theory to determine cause
4. Establish a plan of action to resolve the problem, and implement the solution
   - Can include escalating the problem
5. Verify full system functionality, and if applicable, implement preventative measures
6. Document findings, actions, and outcome

Question 4

Main components to qualify as a computer

Answer 4

1. CPU
2. Harddrive
3. RAM
4. OS

Question 5

Network Cable Connection

Answer 5

AKA as RJ45 Connection

https://www.google.com/url?sa=i&url=https%3A%2F%2Finstrumentationtools.com%2Fmake-rj45-cable%2F&psig=AOvVaw1JsVl29QxHomSg3wMOgZHI&ust=1646268450126000&source=images&cd=vfe&ved=0CAsQjRxqFwoTCJDB5oWapvYCFQAAAAAdAAAAABAD

Question 6

Digital Visual Interface

Answer 6

AKA DVI - older type of video connection

Usually white in color. Two sets of holes. More kn left with a square in right

https://www.google.com/url?sa=i&url=https%3A%2F%2Finstrumentationtools.com%2Fmake-rj45-cable%2F&psig=AOvVaw1JsVl29QxHomSg3wMOgZHI&ust=1646268450126000&source=images&cd=vfe&ved=0CAsQjRxqFwoTCJDB5oWapvYCFQAAAAAdAAAAABAD

Question 7

Display Port

Answer 7

Comparable to HDMI, usually grouped beside them on the back of computers - more squared

https://www.monoprice.eu/products/monoprice-mini-displayport-1-1-to-hdmi-dvi-and-displayport-adapter-black-for-macbook-macbook-pro-macbook-air-or-any-other-device-with-an-mdp-output

Question 8

PS/2 connection use and AKA

Answer 8

• AKA min-din. Used for peripheral connections of mouse and keyboard. Making a comeback because gamers like them - quicker response time
• Round in shape and purple and green usually
  https: //en.wikipedia.org/wiki/PS/2_port

Question 9

Parallel Port

Answer 9

Purple in color - one of the oldest connections. Used for printers

https://www.computerhope.com/jargon/p/paraport.htm

Question 10

Serial Port

Answer 10

Oldest kind of connection
Port has prongs coming out of it

https://superuser.com/questions/1028168/is-serial-port-a-male-or-female

Question 11

VGA

Answer 11

Used for video output. Usually blue in color

https://en.wikipedia.org/wiki/VGA_connector

Question 12

Mini Display Port

Answer 12

Miniature version of the Display Port

https://en.wikipedia.org/wiki/Mini_DisplayPort

Question 13

Motherboard

Answer 13

Primary device that connects other things together (Hardware, CPU, graphics)

Question 14

Expansion Slots

Answer 14

AKA PCIe

Give PCs flexibility. RAMS fit into these slots

https://www.trentonsystems.com/blog/pcie-gen4-vs-gen3-slots-speeds

Question 15

Chipset

Answer 15

Defines everything the motherboard can do such as the number of hard drives it can support, the amount of storage and RAM it can support.

https://en.wikipedia.org/wiki/Chipset

Question 16

CPUs

Answer 16

High speed calculator that basically writes programs that the processor can do stuff with such as manipulate peripherals and create files to get stuff done.

Question 17

Process of starting a program and how it functions with CPU, storage, and peripheries

Answer 17

• A CPU will talk to the SSD/Hard drive where the program such as Word lives in.
• The SSD will take the app and load it into RAM
• When the program is running, it’s stored in RAM
• RAM can only be used when a program is running
• Program itself is monitoring the peripherals such as the mouse and keyboard to monitor for key strokes.
• Once file is saved, it’s stored in the RAM and SSD.