1.1.18 Concept Questions
Question: Put the following events from computer history in the order they happened:
Answer:
Question: Which of the following is the correct binary representation of the number 2?
101
B. 11
C. 10
D. 110
Answer: Answer: 10
Explanation:
10 in binary is the same as 2 in decimal.
11 in binary is the same as 3 in decimal.
101 in binary is the same as 5 in decimal.
110 in binary is the same as 6 in decimal
Question: Arrange the following from smallest to largest.
Answer: Kilobyte
Megabyte
Gigabyte
Terabyte
Question: How many bits are in a single byte?
Answer: 8
Question: Which of the following is the best definition of a bit?
A. A physical signal that becomes a digital signal
B. An electrical signal in a wire
C. A single 1 or 0 in a digital signal
D. A measure of computer graphics and sound
Answer: Answer: A single 1 or 0 in a digital signal
Question: Match each feature to whether it influences audio or video quality.
Sampling Rate
Bit Depth
Resolution
Frame Rate
Color Depth
Answer: Audio- Sampling Rate, Bit Depth
Video- Resolution, Frame Rate, Color Depth
Question: Which type of digital picture is made by storing individual pixel values?
Answer: Raster
Question: Which type of digital picture can be scaled to any size without losing quality?
Answer: Vector
Question: Which kind of file would be hurt most by a lossy compression algorithm?
Answer: Text Document
Question: Match each ethical principle on the left to its definition.
1- Digital Property Rights
2- Confidentiality
3- Human Dignity
4- Civility
Answer: