Data
Error Detection
Vocabulary
Concepts
Misc
100
This type of data describes other data.
What is metadata?
100

Extra bits that are added to the data to enable us to detect errors

What are parity bits?

100
This word is short for picture element
What is pixel?
100
The process of eliminating details from code.
What is abstraction?
100
These 3 foundational colors are used to represent images.
What are Red, Green and Blue?
200
Data is lost in this type of compression.
What is lossy?
200

The process of using 3 parity bits for every 4 data bits.

What is Hamming Coding?

200
A set of steps for solving a problem
What is an algorithm?
200

These are used to help the computer determine how the contents are to be interpreted.

What are filename extensions?

200

RLE

What is Run Length Encoding

300
Data is temporarily stored in this location
What is Random Access Memory (RAM)
300

In an even parity scheme, what would be the parity bit value for the binary string 100110?

The value would be 1

300

This can be implemented in App Inventor to start any application that is installed on the device.

What is an Activity Starter?

300
A programming paradigm in which the flow of the program is determined by events such as user actions (mouse clicks, key presses), sensor outputs, or messages from other programs/threads.
What is Event-driven programming
300
The speech recognizer component can be found in this drawer
What is media drawer?
400
A tiny electronic circuit that performs a basic logic operation.
What is a gate?
400

An odd parity scheme is implemented in the binary string 1101. Is there an error?

What is NO, there is not an error. 

400

This term means "covered writing" in Greek

What is Steganography?

400

Changing the right-most end of a binary code in Steganography.

What is the Least Significant Bits method?

400

American Standard Code for Information Interchange

What is ASCII?

500
Converting an image into a sequence of bits
What is modeling?
500

Parity error checking can locate that an error exists and will locate the error. True or false?

What is FALSE?

500

Modifying the cosine curve in Steganography

What is Discrete Cosine Transformation?

500

JPEG is a ________________ compression technique.

What is lossy?

500

This needs to be initialized in order to create a list in app inventor

What is a global variable?

M
e
n
u