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16 Cards in this Set
- Front
- Back
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What is the significance of digitization? |
digitization creates versatility |
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What is personal computing? |
Personal computing was part of the second phase of digitization revolution. Mainly used for recording payroll, inventory, or financial records for businesses |
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What about the Web? |
A connection to links to access documents, photos, informations, sounds, and much more over the internet. |
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What is cloud computing? |
Internet based application that allows you to save it through the internet rather than onto a hard drive.
i.e. Google Drive |
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What role does social media play? |
Cloud-based applications on the internet designed for interactions and consumer generated content.
i.e. Facebook, Twitter |
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What does process data mean? |
Data is manipulated through the CPU (central processing unit) where it is programmed and considered a microprocessor. |
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How do computers store data? |
Temporarily through memory, or permanently through storage files |
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What kind of software do computers run? |
Application software: is intended for a person to carry on a task on the computer.
System software: helps the computer system monitor itself in order to function effectively. i.e. operating system |
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What is a personal computer? |
A micro-processing based computer designed for an individual. i.e. laptops and desktops |
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What is a workstation? |
An ordinary personal computer that is connected to a network or to a powerful desktop used for high-performance tasks
i.e. medical imaging, computer-aided design |
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How powerful is a supercomputer? |
One of the fastest computers in the world. Used for complex tasks and to compute intensive problems that would not be practical for other computers. |
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Is there a difference between data and information? |
Data is defined as the symbols that represent people, events, things, and ideas. It becomes information when it is presented in a format that people can understand and use. Data is used by machines and info is used by humans. |
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What's the difference between analog and digital? |
A dimmer switch has a rotating dial that controls a continuous range of brightness. Uses indefinite scale of values{ANALOG}
{DIGITAL} Data is text, numbers, graphics, sounds and videos that have been converted into discrete digits such 0s and 1s. |
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How do digital devices represent words and letters? |
Uses codes such as ASCII, EBCDIC, AND Unicode to represent character data. Each one uses different number of |
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Bits vs. Bytes |
Bytes are made up of 8 bits.
Transmission speeds are usually expressed in bits, whereas storage space is typically expressed in bytes. |
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How do digital devices store and transport all those bits? |
Bits take the form of electrical pulses that can travel over circuits in much the same way that electricity flows over a wire, when you turn on the light switch. |
