Protocols and Models - Data Access

True or false? Frames exchanged between devices in different IP networks must be forwarded to a default gateway.

• True

• False

True or false? The right-most part of an IP address is used to identify the network that a device belongs to

• True

• False

What is used to determine the network portion of an IPv4 address?

• subnet mask

• MAC address

• right-most part of the IP address

• left-most part of the IP address

Which of the following statements are true regarding the network layer and data link layer addresses? (Choose three.)

• Data link-layer addresses are logical and network layer are physical

• Network layer addresses are expressed as 12 hexadecimal digits and data link layer addresses are decimal

• network layer addresses are expressed are logical and data link addresses are expressed as 12 hexadecimal digits

• Data link layer addresses are physical and network layer addresses are logical

• Network layer addresses are either 32 or 128 bits in length

What is the order of the two addresses in the data link frame?

• source MAC, destination MAC

• destination MAC, source IP

• destination IP, source IP

• destination MAC, source MAC

True or False? Data Link addresses are physical so they never change in the data link frame from source to destination.

• True

• False