Which two statements describe classful IP addresses?

ccna2-final-exam
ccna-vlans
ccna2-exam

#1

Which two statements describe classful IP addresses? (Choose two.)

  1. It is possible to determine which class an address belongs to by reading the first bit.
  2. The number of bits used to identify the hosts is fixed by the class of the network.
  3. Only Class A addresses can be represented by high-order bits 100.
  4. Up to 24 bits can make up the host portion of a Class C address.
  5. All subnets in a network are the same size.*
  6. Three of the five classes of addresses are reserved for multicasts and experimental use.

Three of the five classes of addresses are reserved for multicasts and experimental use.