NET1L - Lesson 5 (Number Systems)

1s and 0s

• Bits

• Decimals

• Binary

Consists of 1s and 0s, called bits.

• Binary numbering system

• Decimal numbering system

• Hexadecimal

Hosts, servers, and network equipment using ______ addressing to identify each other.

• binary

• decimal

• hexadecimal

Each IPv4 address is made up of a string of ____ bits, divided into four sections.

• 16

• 32

• 64

• 128

Each address is made up of a string of 32 bits, divided into four sections called ______.

• octets

• hextets

Each address is made up of a string of 32 bits, divided into _____ sections called octets.

• three

• four

• two

Each octet contains ___ bits (or _______ ) separated by a dot.

• 8

• 16

• 32

• 1 byte

• 2 bytes

Maximum value octet of an IP Address is 254.

1, 2, 4, 8, 16, 32, 64, 128 (2^0 - 2^7)

If we add them all together, its 254.

• True

• False

For ease of use by people, dotted notation is converted to dotted decimal.

• True

• False

Means that a digit represents different values depending on the “position” the digit occupies in the sequence of numbers.

• Positional notation

• Decimal notation

• Hexadecimal notation