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WINDOWS: SYSTEM ADMIN > COMPUTER > Flashcards

COMPUTER Flashcards

1
Q

WHAT IS A COMPUTER?

 

A

It is a machine that manages and processes data

It is an electronic device that receives input, processes that input, and release an output

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2
Q

What is an Expandable system?

A

A system with room so that specs can be added, eg. has room for more hard drives, CPUs, or power supply units

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3
Q

What is a CPU?

A

It Stands for Central Processing Unit. It is the brain of the computer where most calculations take place

CPU Manufacturers:

  1. Intel
  2. AMD
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4
Q

What are server Computers?

A

It is a Supercomputer with extra processing power which is expandable and mainly used for business

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5
Q

What are desktop computers?

A

It is a computer deigned for the desktop and comes with separate components such as a monitor, keyboard, mouse, speakers and system unit

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6
Q

What are laptop computers?

A

It a computer designed for the lap that comes with components attached to each other

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7
Q

What are Mobile Computers?

A

It is a small electronic device designed to create and manage data eg. Smart phone, Smart TV, Refrigerator, Car, watches, Ipads, tablets, etc

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8
Q

What is a LCD monitor?

A

Liquid Crystal Display – It is a monitor that is made from a liquid crystal that glows when fluorescent light hits it and emits light that displays an image on the display screen. It is a monitor that is mainly used for laptops and flatscreens. Its Maximum Picture Resolution is 1080 pixels. It displays a digital signal

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9
Q

What is a LED monitor?

A

LED: - Light Emitting Diode – It is a monitor that is comprised of a diode that emits light that displays an image on the display screen. It is light weight and portable and has better picture quality. Its Maximum Picture Resolution is 4000 pixels. It displays a digital signal. Newer versions have Maximum picture resolutions that go up to 8000p (OLED)

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10
Q

What is a CRT monitor?

 

A

CRT: - Cathode Ray Tube – It is monitor that is usually large and heavy that is made with a cathode ray that emits electrons back and forth creating the image displayed on the monitor. Its Maximum Picture resolution is below 720p. It displays analog signals

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11
Q

What is HD?

A

HD: - High Definition Resolution. It is a picture quality resolution that is 720p and greater

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12
Q

What are Digital signals?

A

Digital Signals: - Displays picture quality resolution at 720p and above

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13
Q

What are Analog signals?

A

Analog Signals: - Displays picture quality below a resolution of 720p

Most phones end at 720p due to bandwidth
Video Quality on a computer fluctuates based on the bandwidth

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14
Q

Name 3 Types of Monitors

A

LED
LCD
CRT

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15
Q

Name 4 Types of Computers

A

Desktop
Laptop
Mobile
Server

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16
Q

Name 5 Types of Servers

A
  1. Blade Server
  2. Tower Server
  3. Rack Servers
  4. Server Rooms
  5. Datacenter
17
Q

What is a Tower Server?

A

Tower Server: - It is a tower server unit with about 8 or more HDs

18
Q

What are Rack Servers?

A

Rack Servers: - Servers that are placed on racks

19
Q

What is a Server Room?

A

Server Rooms: - It is small secured room that contains servers; Have cooling systems from the ceiling and floor to cool server rooms. Cannot reboot a server without upper management pre-approval, usually will be scheduled ahead at a later date where customers and users are notified ahead

20
Q

What is a Datacenter?

A

Datacenter: - It is a room full of servers. Has generators to prevent power loss from ever occurring

21
Q

What is a Blade Server?

A

Blade Server: It is a rectangular unit designed to be mounted on racks used for big business enterprises; Has 12 or more HDs

22
Q

What is a KVM Switch?

A

Keyboard, videomonitor, mouse

23
Q

What is THE WINDOWS BOOT UP PROCESS?

A

THE WINDOWS BOOTUP SYSTEM
Its ultimate goal is to load your OS
THE WINDOWS BOOT UP PROCESS
1. PHASE 1: Power on the system
2. PHASE 2: The POST Program is loaded into RAM and executed
3. PHASE 3: The operating system is loaded into the RAM. A User login (login authentication or login information) is requested
4. PHASE 4: User Profile is loaded onto the OS desktop

24
Q

What does a Boot up or Boot mean?

A

BootUp: - It means startup
Boot: It means start or power up

25
Q

What is the POST?

A

POST – Power On Self Test: - It is a program loaded in phase 2 of the boot up process

that is stored in the BIOS or ROM chip

and performs a hardware diagnostic test on all hardware devices

26
Q

What is the Pre-POST?

A

Pre- POST: - before POST program runs or is executed.

Problems found at this point of bootup are usually a serious problem involving RAM or motherboard or LCD screen or power problems

27
Q

What is the Post-POST?

A

Post-POST: - After POST program has run.

Problems found at this point of bootup are usually associated with

  1. harddrive (error: No Bootup device found) or
  2. CPU problem (stop during post POST with error message)
28
Q

What is a User Profile?

A

User Profile: - It is the environmental set up of a user account.

It is associated or linked to one account only.

A new user profile account is only created when a user logs into the new account for the very first time and not before

29
Q

Can an Admin delete a profile?

A

An Admin can delete any user profile they want

30
Q

What is a Path?

A

Path: - It is the link to an OS component eg file, account, folder, OS tool (such as recycle bin), etc

31
Q

***Windows uses / backslashes and LINUX/UNIX use \ forward slashes

A

***Windows uses / backslashes and LINUX/UNIX use \ forward slashes

32
Q

Where are User profile files stored in Windows?

A

C:/Users

In the users folder on the C Drive

33
Q

What does executed mean?

A

Executed: - Run the program

34
Q

What is a domain controller?

A

A domain controller is a server that

1) responds to authentication requests and
2) verifies users on computer networks.

WINDOWS: SYSTEM ADMIN (12 decks)

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