Cisco IOS and Networking Multiple Choice Questions

A network administrator is in the Switch(config-line)# mode on a Cisco IOS device and needs to immediately begin configuring the FastEthernet 0/1 interface. What is the most efficient command to enter?

• Ctrl+Z, then configure terminal, then interface FastEthernet 0/1

• interface FastEthernet 0/1

• end, then configure terminal, then interface FastEthernet 0/1

• exit, then interface FastEthernet 0/1

Which Cisco IOS command is used to move from User EXEC mode to Privileged EXEC mode?

• enable

• exit

• configure terminal

• line console 0

In the TCP/IP model, what is the Protocol Data Unit (PDU) at the Network layer called?

• Segment

• Frame

• Bits

• Packet

Which characteristic of the Internet Protocol (IP) means that it does not guarantee that packets will be delivered?

• Media Independent

• Connectionless

• Low Overhead

• Best Effort

Which type of copper cabling provides the most effective protection against electromagnetic interference (EMI) and radio frequency interference (RFI)?

• Unshielded Twisted-Pair (UTP)

• Fibre-Optic Cable

• Coaxial Cable

• Shielded Twisted-Pair (STP)

What is the decimal equivalent of the binary octet 11010011?

• 211

• 227

• 211

• 195

Which contention-based media access control method is used by IEEE 802.11 Wireless LANs to prevent simultaneous transmissions?

• CSMA/CD (Carrier Sense Multiple Access with Collision Detection)

• CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)

• Token Passing

• Full-Duplex Communication

When configuring basic security on a Cisco switch, which command applies a strong, encrypted password specifically for accessing privileged EXEC mode?

• enable password [password]

• service password-encryption

• enable secret [password]

• line vty 0 15

To create an Ethernet Straight-Through cable, which combination of TIA/EIA-568 wiring standards must be used?

• A Rollover configuration on both ends

• T568A on one end and a Rollover on the other

• T568A on one end and T568B on the other

• T568B on both ends

In the context of network topologies, what is a primary characteristic of a full-mesh WAN?

• It is the most cost-effective and easiest to scale WAN topology.

• It provides high availability by connecting every end system to every other end system.

• All branch sites connect to a single central site.

• It consists of a series of permanent links between pairs of endpoints.