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WorksheetsNetworking Segmentation
Total questions: 16
Worksheet time: 8mins
Which of the following is a characteristic of broadcast communication?
One-to-one
One-to-many
Many-to-one
One-to-all
What is the purpose of subnetting in IP networks?
Increase bandwidth
Reduce latency
Divide a network into smaller segments
Encrypt data
Which subnet mask corresponds to a /24 network?
255.255.0.0
255.255.255.0
255.0.0.0
255.255.255.255
What is the loopback IP address used for testing?
0.0.0.0
127.0.0.1
192.168.0.1
255.255.255.255
What does the command show ip route display on a router?
Interface statistics
Routing table
Firewall rules
DHCP leases
Which of the following is NOT a valid reason to use loopback testing?
Check internal IP stack
Test external connectivity
Verify TCP/IP installation
Diagnose local network issues
What is the purpose of NAT (Network Address Translation)?
Increase bandwidth
Translate domain names
Allow multiple devices to share one public IP
Encrypt traffic
What is the role of ARP in networking?
Resolves IP addresses to MAC addresses
Encrypts data packets
Assigns IP addresses
Routes traffic
Which of the following is a private IP address range?
8.8.8.8
172.16.0.0 to 172.31.255.255
192.0.2.0
169.254.0.0
What command enters enhanced mode in Packet Tracer's CLI simulation?
enable
config
setup
privileged
Which command saves the current configuration to NVRAM?
copy running-config startup-config
write erase
reload
save config
Which command assigns an IP address to an interface?
ip address 192.168.1.1 255.255.255.0
set ip 192.168.1.1
assign ip 192.168.1.1
config ip 192.168.1.1
Which command displays the routing table on a Cisco router?
show ip interface brief
show ip route
show running-config
show protocols
What does the tracert command do in Windows?
Tests DNS resolution
Displays active TCP connections
Traces the path packets take to a destination
netstat
What is the purpose of Secure Shell (SSH)?
Transfer files
Provide secure remote command-line access
Monitor bandwidth
Assign IP addresses
Given the subnet mask 255.255.255.240, how many usable host IP addresses are available in this subnet, and why?
14 — because 2⁴ = 16 addresses, minus 2 for network and broadcast
16 — because 2⁴ = 16 usable addresses
30 — because 2⁵ = 32, minus 2
62 — because 2⁶ = 64, minus 2
