A. Directions: Read the following sentences below. Identify what is being describe on each item. Write your answer/s in the space provided.

1. It is a process that uses numbers to describe a physical quantity.

2. It provides standards so that the numbers from our measurements refer to the same thing.

3. It is a basic unit of information in computing and digital communications. The name is a portmanteau of binary digit.

4. It is a unit of digital information that most commonly consists of eight bits.

5. It is a multiple of the unit byte for digital information. Its recommended unit symbol is MB.

6. The prefix giga means 109 in the International System of Units (SI).

7. The prefix tera represents the fourth power of 1000 and means 1012 in the International System of Units (SI).

8. The unit symbol for the petabyte is PB. The name is composed of the Sl prefix peta- (P) composed with the non-SI unit of a byte.

9. The prefix zetta-indicates multiplication by the seventh power of 1000 or 1021 in the International System of Units (SI).

10. The prefix yotta- indicates multiplication by the eighth power of 1000 or 1024 in the International System of Units (SI).​