PCS 1 Flashcards

Front

Number of values represented by 1 bit

Back

2 values

Front

Number of values represented by 2 bits

Back

4 values

Front

Number of values represented by 3 bits

Back

8 values

Front

Number of values represented by 4 bits

Back

16 values

Front

General formula for number of unique bit patterns

Back

2n, where n is the number of bits available

Front

Bar chart showing number of possible values for 1 to 4 bits

Back

Illustrates the exponential increase in possible values with more bits

Front

Computers count using binary numbers (base 2).

Back

Binary numbers use just 2 symbols: 0 and 1.

Front

What is 1101 in decimal

Back

The binary number 1101 is equal to 13 in decimal.

Front

A set of 4 bits is called a nibble.

Back

A single nibble can store 16 unique values (0 to 15).

Front

To convert a binary number to denary, add the column values with the digit 1.

Back

The bit pattern 0110 is equivalent to the denary number 6.