Understanding Data Representation

Front

What is data representation?

Back

Data representation is the way in which information is stored and organized in a computer, often using binary code (1s and 0s).

Front

What does binary mean?

Back

Binary is a number system that uses only two digits: 0 and 1.

Front

What is a bit?

Back

A bit is the smallest unit of data in a computer, representing a single binary value of either 0 or 1.

Front

How many bits are in a byte?

Back

There are 8 bits in a byte.

Front

What is a byte used for?

Back

A byte is used to represent a single character of data, such as a letter or number.

Front

What does 'on' mean in binary?

Back

In binary, 'on' is represented by the number 1.

Front

What does 'off' mean in binary?

Back

In binary, 'off' is represented by the number 0.

Front

How many different values can 1 bit represent?

Back

1 bit can represent 2 different values: 0 and 1.

Front

How many different combinations can 3 bits form?

Back

3 bits can form 8 different combinations.

Front

What is the value of 'off' in a computer signal?

Back

The value of 'off' in a computer signal is 0.