Unit 1 - Digital Information Vocabulary

What is the term for the following definition? A way of representing information using only two options.

(a)  

What is the term for the following definition? A way of representing information using ten options.

• Decimal

• Binary

• Octal

• Hexadecimal

What is the term for the following definition? A contraction of 'Binary Digit'; the single unit of information in a computer, typically represented as a 0 or 1.

• Bit

• Byte

• Nibble

• Word

What is the term for the following definition? 8 bits.

• Byte

• Nibble

• Word

• Kilobyte

What is the term for the following definition? Error from attempting to represent a number that is too large.

(a)  

What is the term for the following definition? Error from attempting to represent a number that is too precise. The value is rounded.

• Round-off Error

• Overflow Error

• Syntax Error

• Truncation Error

What is the term for the following definition? Data with values that change continuously, or smoothly, over time. Some examples of this type of data include music, colors of a painting, or position of a sprinter during a race.

• Analog Data

• Digital Data

• Discrete Data

• Binary Data

What is the term for the following definition? Data that changes discretely through a finite set of possible values.

(a)  

What is the term for the following definition? A process for creating a digital representation of analog data by measuring the analog data at regular intervals called samples.

• Sampling

• Quantization

• Encoding

• Modulation

What is the term for the following definition? A process for reducing the number of bits needed to represent something without losing any information. This process is reversible.

• Lossless Compression

• Lossy Compression

• Encryption

• Decompression