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9th Grade, Computer Science Test 1

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Binary Ans- A way of representing information using only two options. bit Ans- A contraction of "Binary Digit". A bit is the single unit of information in a computer, typically represented as a 0 or 1. innovation Ans- A new or improved idea, device, product, etc, or the development th...

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  • April 21, 2022
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9th Grade, Computer Science Test 1

Binary Ans- A way of representing information using only two options.

bit Ans- A contraction of "Binary Digit". A bit is the single unit of information in a
computer, typically represented as a 0 or 1.

innovation Ans- A new or improved idea, device, product, etc, or the development
thereof

Abstraction Ans- a simplified representation of something more complex. Abstractions
allow you to hide details to help you manage complexity, focus on relevant concepts,
and reason about problems at a higher level.

ASCII (American Standard Code for Information Interchange) Ans- American Standard
Code for Information Interchange; the universally recognized raw text format that any
computer can understand

protocol Ans- A set of rules governing the exchange or transmission of data between
devices.

Bandwidth Ans- Transmission capacity measure by bit rate

Bit rate Ans- (sometimes written bitrate) the number of bits that are conveyed or
processed per unit of time. e.g. 8 bits/sec.

Latency Ans- Time it takes for a bit to travel from its sender to its receiver.

Hindu-Arabic numerals Ans- The set of symbols that we use to represent numbers as
well as our base 10 numeral system

Roman Numerals Ans- The form of Roman numeration used today was established
during the Middle Ages in Western Europe. It is derived from the systems actually used
in Roman times, but with certain improvements. The basic Roman numerals as used
today are: I = 1, V = 5, X = 10, L = 50, C = 100, D = 500, M = 1,000

A binary question is defined as: Ans- A question which can be answered in only one of
two possible ways

Recall when you built your binary message sending device. Why did we decide to send
a message as a sequence of states (A and B) rather than modifying our devices to
represent more states (C, D, E...)? Ans- While it's possible to make a device with many
states, it quickly grows too complicated to keep track of them all. It's much easier to just

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