Computer Science, Unit 3

How can SORTING DATA improve computing?

• Circular searching can lock my computer.

• Not knowing where information is results in a null reply.

• Finding information quickly helps a computer to be faster.

What is a PIXEL?

• A combination of red, green, and blue dots of light.

• A combination of pink, blue and white dots of light.

• A combination of pink, blue and black dots of light.

• A combination of green, yellow and blue dots of light.

Making a digital file smaller, or more compact, is know as _______.

• deletion

• translation

• compression

• encryption

Which type of compression is acceptable for video files because the human eye cannot discern minor alterations to images?

• Adobe

• Lossless

• Looselively

• Lossy

What is the Binary Number '1010' equivalent to?

• 8

• 10

• 11

• 9

Images are stored on your computer using the ______ encoding system.

• ASCII

• RGB

• Bubble Sort

• Metadata

If you were asked to find a value in a very large but already sorted data set, which search algorithm would provide the fastest results?

• Bubble

• Linear

• Rail Fence

• Binary

What will be displayed by the following algorithm?

location = 0

while (location <= 4)

if word [location] is "M" then, display location.

location = location + 1

• The algorithm will display all fours.

• The algorithm will display the location of every "M" in the list.

• The algorithm will display all zeroes.

• The algorithm will display the location of every 4 in the list.

What is an An organized collection of data, stored & accessed electronically?

• Database

• Web Page

• Data Barrel

• Internet Cafe

What type of search sequentially checks each element of a list until a match is found?

• Bionic

• Bitmap

• Web

• Linear