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CIS > Ch. 2 > Flashcards

Ch. 2 Flashcards

1
Q

What is hardware?

A
  • Digital devices you can touch
  • Digital devices process electronic signals in 1’s and 0’s
  • The physical parts of a computing device
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2
Q

Examples of hardware?

A
  • Desktop computers
  • Laptop computers
  • Mobile phones
  • Tablets
  • E-readers
  • Storage devices such as USB drives
  • Input devices such as keyboard, mouse, scanners, or styles
  • Output devices such as printers and speakers
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3
Q

What is kilobyte?

A

One thousand bytes

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4
Q

What is megabyte?

A

One million bytes

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5
Q

What is gigabyte?

A

One billion bytes

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6
Q

What is terabyte?

A

One trillion bytes

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7
Q

What is Moore’s Law?

A

An observation made by Gordon Moore in 1965 that says that the number of transistors or the amount of computing power on a chip will double every 2 years

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8
Q

What are the components of a PC?

A
  • Circuit board
  • CPU (central processing unti)
  • Memory
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9
Q

What is a circuit board?

A

Also known as the motherboard that holds the CPU, memory, and storage components

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10
Q

What is the CPU?

A

Carries out the commands sent to it by the software and returns results

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11
Q

What is memory?

A

Temporary working area called random-access memory (RAM)

Applications are loaded into RAM to run faster and when the computer is powered off, the RAM is cleared

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12
Q

What is storage?

A

Longer, permanent storage of data.

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13
Q

What are some examples of storage?

A
  1. Hard disk- permanently affixed to motherboard using cables
  2. Removable media- USB drives that can be connected and removed for use on a different computer
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14
Q

What are input/output devices?

A

Allows the addition of devices for input and output purposes via ports on the motherboard or today by USB (ex. keyboard for entering data or printer for printing output)

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15
Q

What type of port does a CAT5 use and what does it connect?

A

Port: Ethernet port

Connect: Network/Internet to computer

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16
Q

What type of port does a Serial ATA use and what does it connect?

A

Port: SATA port

Connect: Motherboard to disk drives

17
Q

What type of port does a USB cable use and what does it connect?

A

Port: USB port

Connect: peripherals to computer

18
Q

What type of port does an HDMI use and what does it connect?

A

Port: HDMI port

Connect: high quality graphic displays (monitors) to computer

19
Q

What does RAM stand for?

A

Random-access memory

20
Q

What does CPU stand for?

A

Central processing unit

21
Q

What two components can make your computer fast?

A
  1. RAM
  2. CPU

These both equal to speed for your computer

22
Q

What is integrated computing?

A

The process of linking together different computing systems and software applications physically functionally, to act as a coordinated whole.

23
Q

Examples of integrated computing?

A
  • Transportion: cars/planes/motorcycles

- Appliances: refrigerator/thermostats

24
Q

What are wired devices?

A

They have limited mobility because they must be directly connected via a wire to the network (either closed network or the internet)

25
Q

What is a wireless device?

A

They have the portable connectivity when paired with services like 3G/4G or wifi

26
Q

What is cloud computing?

A
  • Makes powerful portable computing possible by utilizing cloud services
  • Cloud services remove the burden of storage and operational ability from your device
  • Potential for security issues as your documents are stored on a server
27
Q

What is E-Waste?

A

It is electronic waste and is a term for electronic products that have become unwanted or non-working. Things like cell phones, remote controls, cables and wires, cartridge games, and consumer electronics.

this can be hazardous waste

28
Q

Who does E-Waste hurt?

A

Effects global communities

29
Q

Where should we recycle?

A
  • epa.gov

- earthday.org

CIS (8 decks)

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