Revision Questions ITN-1

Select the CORRECT example of an end device in a computer network.

• ISR Router

• Web Server

• Firewall Appliance

• Wireless Access Point

Select an application layer protocol that is part of the TCP/IP protocol suite.

• File Transfer Protocol (FTP)

• Address Resolution Protocol (ARP)

• Point-To-Point Protocol (PPP)

• Routing Protocol

Identify the CORRECT characteristic of fiber-optic cable.

• It is more expensive than UTP cable

• Each pair of cables is wrapped in metallic foil

• It typically contains 4 pairs of fiber-optic wires

• It combines the technique of cancelling, shielding, and twisting to protect data

Select the primary role of the Physical layer in transmitting data on a

network.

• Provide physical addressing to devices

• Determine the path packets taken through the network

• Create signals that represent the bits in each frame to the media

• Provide reliable delivery through link establishment and flow control

Identify an IPv4 address that a host uses to ping the loopback interface.

• 127.0.0.0

• 127.0.0.1

• 126.0.0.1

• 126.0.0.0

Identify the CORRECT parts of an IPv4 address component.

• Subnet address and network address

• Logical address and host address

• Network address and host address

• Physical address and logical address

Select the CORRECT characteristics of IPv4 octet.

• 48 bits octet

• 16 bits octet

• 64 bits octet

• 32 bits octet

Identify the function of Subnet Mask in an IPv4 address.

• Maintaining a table of mapping MAC address

• Helping devices identify network portion and host portion

• Ensuring that all data arrives at the destination

• Resolving IPv4 addresses to MAC addresses

Select the subnet mask that is represented by the slash notation /29.

• 255.255.224.0

• 255.255.240.0

• 255.255.255.248

• 255.255.255.252

Select the CORRECT IP address for Class C.

• 16.1.1.15/9

• 172.16.5.255/18

• 191.168.1.159/22

• 192.168.31.240/28