Quiz #1, #2 - IT6223 Data Communications and Networking 2

What is the primary function of a switch?

• To connect multiple devices on a network

• To provide internet access

• To manage email traffic

• To control user logins

Which of the following is the first step in a switch boot sequence?

• Loading the bootloader software

• Running the POST test

• Initializing the flash filesystem

• Loading the Cisco IOS image

What does the switch bootloader do after the POST is completed?

• Initializes the flash filesystem

• Tests the CPU

• Loads the Cisco IOS image

• Configures network ports

Which command is used to view the current IOS boot file version?

• show boot var

• show version

• show startup-config

• show flash

What type of VLAN is used to carry user-generated traffic?

• Data VLAN

• Voice VLAN

• Management VLAN

• Native VLAN

What is a native VLAN?

• A VLAN carrying voice traffic

• A VLAN assigned to a trunk port

• A VLAN for management access

• A default VLAN for routing

Which of the following is true about VLAN trunks?

• They extend VLANs across multiple switches

• They limit traffic to a single VLAN

• They are only used in small networks

• They cannot carry tagged traffic

Which command configures a port for VLAN access mode?

• switchport mode access

• vlan access-mode

• trunk port set access

• vlan configure port

How do you mitigate VLAN hopping attacks?

• Enable switch spoofing

• Configure DTP dynamically

• Set the native VLAN on trunks

• Use a single VLAN for all traffic

What is the primary role of a router in a network?

• To manage switch operations

• To forward data packets between networks

• To create VLANs

• To manage IP addresses