Unit 1, Lessons 5-6
Quiz by McCartney, Callie R
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- Q1
What Does ASCII Stand for?
American Standard Code for Information Interchance
American Standard for Computing Inside Input
American Standard for Catching Illigal Images
American Standard for Computers In Information
30s - Q2
What is a Protocol?
A set of rules that determine how digital information is sent between devices that is specific to a certain internet provider like ATT or Comcast.
An agreed upon set of rules that determine how digital information is sent between devices.
A set of rules that determine how digital information is sent between devices that is specific to a certain device company like HP or Acer.
A set of rules that determine how digital information is sent between devices that is specific to a certain region like the US or Europe.
30s - Q3
What is a Byte?
1 Bit is 10 Bytes
1 Byte is 10 Bits
1 Bit is 8 Bytes
1 Byte is 8 Bits
30s - Q4
What is Abstraction?
Focusing on the details of something every time you do it so that it takes you a long time to get anything done.
A simplified representation of something more complex.
Allows you to:
1. manage complexity (do more things, simpler)
2. focus
3. think at a higher level.
When you over complicate something so it's hard to remember it or combine it with other things.
Simple concepts that are not complex. Simple concepts are easier to learn and put together.
30s - Q5
What is Overflow Error?
Error from trying to represent a number that is too precise. Comes from the issue of computers having a limited amount of bits to store things.
Error from counting too much. Comes from the issue of computers having a limited amount of bits to store things.
Error from using the wrong number system. Comes from the issue of computers having a limited amount of bits to store things.
Error from trying to represent a number that is too large. Comes from the issue of computers having a limited amount of bits to store things.
30s - Q6
What is the ASCII Code?
Like morse code. Used for sending messages on an electrical wire before the internet was invented.
Code for videos and songs so we can send them faster.
Sends emergency messages over a secure channel.
Numerical code that represents text in computers: anything from symbols to letters and numbers and more.
30s - Q7
What is Roundoff Error?
Error from trying to represent a number that is too large. Comes from the issue of computers having a limited amount of bits to store things.
Error from using the wrong number system. Comes from the issue of computers having a limited amount of bits to store things.
Error from trying to represent a number that is too precise. Comes from the issue of computers having a limited amount of bits to store things.
Error from estimating incorrectly. Comes from the issue of computers having a limited amount of bits to store things.
30s