Cisco Packet Tracer Essentials

What is the purpose of network topology design?

• To reduce the cost of network hardware.

• To increase the number of devices on a network.

• The purpose of network topology design is to optimize network performance and reliability.

• To simplify the physical layout of cables.

Name three common types of network topologies.

• Tree

• Mesh

• Hybrid

• Star, Bus, Ring

How do you calculate the number of hosts in a subnet?

• subnet mask bits * 2

• 2^(32 - subnet mask bits) - 2

• 2^(subnet mask bits) - 2

• 2^(32 + subnet mask bits) + 2

What is the default subnet mask for a Class C IP address?

• 255.255.255.255

• 192.168.1.0

• 255.255.255.0

• 255.255.0.0

Explain the difference between static and dynamic IP addressing.

• Dynamic IP addresses are used for servers, while static IP addresses are for personal devices.

• Static IP addresses are fixed and do not change, while dynamic IP addresses are assigned temporarily and can change.

• Static IP addresses are assigned by DHCP, while dynamic IP addresses are manually configured.

• Static IP addresses change frequently, while dynamic IP addresses are fixed.

What command is used to enter configuration mode on a Cisco router?

• system config

• set configuration

• edit mode

• configure terminal

How do you save the configuration on a Cisco router?

• Use the command 'reset configuration'

• Use the command 'write memory' or 'copy running-config startup-config'.

• Execute 'backup running-config' command

• Type 'save config' in the console

What is the purpose of a VLAN in a network?

• To eliminate the need for routers in a network.

• To increase the number of devices on a network.

• To provide a single broadcast domain for all devices.

• To segment a network for improved security and traffic management.

How do you create a VLAN on a Cisco switch?

• Type 'set vlan ' in user mode.

• Use the command 'create vlan ' in interface mode.

• Use the command 'vlan ' in global configuration mode.

• Enter 'vlan add ' in privileged exec mode.

What command is used to display the current IP configuration on a router?

• display ip configuration

• show running-config

• show ip interface brief

• ipconfig