Upgrade to remove ads
Only $2.99/month

BIG Test

Terms in this set (21)

Lossy Compression
(or irreversible compression) a data compression method that discards some data to represent the content. Most commonly seen in image formats like .jpg.
Pixel
Short for "picture element" a tiny square or dot which contains a single point of color of a larger image.
Kilobyte (KB)
1024 bytes
ASCII
A code for representing English characters as numbers, with each letter assigned a number.
Bitmap image
Images created using a grid of small squares called pixels
Flowchart
A diagram of the sequence of operations in a computer program
Input/Output
The flowchart symbol used to represent the passing of data between the algorithm


8. Vector Image
A picture defined as a series of geometric shapes and lines.

9. Bit
binary digit

10. Flowline
Flowchart symbol to show direction of the flowchart


11. Nibble
4 bits or half a byte

12. Lossless Compression
Reduces a file's size without losing any pixel information


13. Gigabyte (GB)
1,024 megabytes

14. Megabyte (MB)
1,024 kilobytes

15. Algorithm
a step-by-step procedure for solving a problem

16. Decision
Flowchart symbol to represent a question or choice


17. Image compression
Any technique that is used to reduce the size of a file that holds a graphic.

18. Byte
A group of 8 bits

19. Terminator
Start/stop symbol in a flowchart


20. Image Resolution
The number of data points recorded in an image. It defines the quality of the iamge

21. Computer Control
Jobs that are completed by a computer such as traffic lights
Vector Image
A picture defined as a series of geometric shapes and lines.

9. Bit
binary digit

10. Flowline
Flowchart symbol to show direction of the flowchart


11. Nibble
4 bits or half a byte

12. Lossless Compression
Reduces a file's size without losing any pixel information


13. Gigabyte (GB)
1,024 megabytes

14. Megabyte (MB)
1,024 kilobytes

15. Algorithm
a step-by-step procedure for solving a problem

16. Decision
Flowchart symbol to represent a question or choice


17. Image compression
Any technique that is used to reduce the size of a file that holds a graphic.

18. Byte
A group of 8 bits

19. Terminator
Start/stop symbol in a flowchart


20. Image Resolution
The number of data points recorded in an image. It defines the quality of the iamge

21. Computer Control
Jobs that are completed by a computer such as traffic lights
Bit
binary digit

10. Flowline
Flowchart symbol to show direction of the flowchart


11. Nibble
4 bits or half a byte

12. Lossless Compression
Reduces a file's size without losing any pixel information


13. Gigabyte (GB)
1,024 megabytes

14. Megabyte (MB)
1,024 kilobytes

15. Algorithm
a step-by-step procedure for solving a problem

16. Decision
Flowchart symbol to represent a question or choice


17. Image compression
Any technique that is used to reduce the size of a file that holds a graphic.

18. Byte
A group of 8 bits

19. Terminator
Start/stop symbol in a flowchart


20. Image Resolution
The number of data points recorded in an image. It defines the quality of the iamge

21. Computer Control
Jobs that are completed by a computer such as traffic lights
Binary digit
Flowline
Flowchart symbol to show direction of the flowchart


11. Nibble
4 bits or half a byte

12. Lossless Compression
Reduces a file's size without losing any pixel information


13. Gigabyte (GB)
1,024 megabytes

14. Megabyte (MB)
1,024 kilobytes

15. Algorithm
a step-by-step procedure for solving a problem

16. Decision
Flowchart symbol to represent a question or choice


17. Image compression
Any technique that is used to reduce the size of a file that holds a graphic.

18. Byte
A group of 8 bits

19. Terminator
Start/stop symbol in a flowchart


20. Image Resolution
The number of data points recorded in an image. It defines the quality of the iamge

21. Computer Control
Jobs that are completed by a computer such as traffic lights
Nibble
4 bits or half a byte
Lossless Compression
A process of reducing a file's size without losing any pixel information
Gigabyte (GB)
1,024 megabytes
Megabyte (MB)
1,024 kilobytes
Algorithm
a step-by-step procedure for solving a problem
Decision
Flowchart symbol to represent a question or choice


17. Image compression
Any technique that is used to reduce the size of a file that holds a graphic.

18. Byte
A group of 8 bits

19. Terminator
Start/stop symbol in a flowchart


20. Image Resolution
The number of data points recorded in an image. It defines the quality of the iamge

21. Computer Control
Jobs that are completed by a computer such as traffic lights
Image compression
Any technique that is used to reduce the size of a file that holds a graphic.
Byte
A group of 8 bits
Terminator
Start/stop symbol in a flowchart


20. Image Resolution
The number of data points recorded in an image. It defines the quality of the iamge

21. Computer Control
Jobs that are completed by a computer such as traffic lights
Image Resolution
The number of data points recorded in an image. It defines the quality of the Image
Computer Control
Jobs that are completed by a computer such as traffic lights
YOU MIGHT ALSO LIKE...