*** Understanding Computers Today and Tomorrow ***

**Networking**

#1 Intercepting messages on a network is known as:

a-Glomming

b-Packet sniffing

c-Networking

d-Packet stuffing

#2 In order to protect messages on the Internet we use:

a-Passwords

b-Encryption

c-TCP

d-IP Addresses

#3 This governs how communications occur across a network:

a-DHCP

b-IP

c-TCP

d-Encryption

#4 Each piece of an IP address is between 0 and:

a-16

b-32

c-64

d-255

#5 This transmits information using light:

a-Coaxial cable

b-Microaves

c-RF

d-Fiberoptic cable

# 6 Which of the following is not part of a packet header:

a-Origin date

b-Sequence number

c-Last node name

d-Origin time

#7 This is responsible for allocating IP addresses to machines on a network:

a-TCP

b-DHCP

c-Packet

d-Switch