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WorksheetsCNS_Semi-Final Quiiiz
Total questions: 25
Worksheet time: 25mins
What is the primary purpose of a firewall?
Increase bandwidth
Encrypt emails
Control incoming and outgoing network traffic
Backup data
Which of the following is a hardware-based firewall solution?
Windows Defender
pfSense
AVG Antivirus
Nmap
Which type of firewall examines the state of active connections?
Packet filtering
Stateless firewall
Stateful firewall
Application firewall
Which port is typically used for HTTP traffic that can be filtered by a firewall?
22
80
443
110
Which tool is primarily used to scan networks and open ports?
Netstat
Nmap
Wireshark
Nagios
An Intrusion Prevention System (IPS) differs from an IDS in that it:
Only monitors traffic
Sends alerts but takes no action
Blocks or rejects suspicious traffic
Logs traffic without inspection
Which of the following is an example of endpoint protection software?
Snort
Wireshark
McAfee Antivirus
SolarWinds
What does UTM stand for in firewall technology?
Universal Technology Management
Unified Threat Management
User Traffic Monitor
Unlimited Traffic Method
A firewall rule that allows all outbound web traffic is likely allowing which port?
Port 23
Port 80
Port 25
Port 53
Which tool is used for log analysis and security incident investigation?
Wireshark
Splunk
pfSense
GNS3
What does SNMP stand for?
Simple Network Mapping Protocol
System Network Management Port
Simple Network Management Protocol
Standard Network Monitoring Process
What is the purpose of traffic analysis?
To install drivers
To troubleshoot hardware
To examine data flow in a network
To monitor internet speed
Which protocol is commonly used for echo requests (ping)?
TCP
HTTP
ICMP
SNMP
Which of the following is NOT a typical metric monitored in network traffic?
Packet loss
Latency
Bandwidth usage
RAM temperature
Which tool is often used for real-time network monitoring and alerts?
Photoshop
Notepad++
Nagios
Excel
NetFlow is a traffic monitoring protocol developed by:
Microsoft
Cisco
Apple
In network monitoring, a baseline is:
The lowest point in a graph
A default gateway IP
A normal pattern of network performance
The weakest point of the network
Which of the following detects and prevents unauthorized access in a network?
Firewall
IDE
FTP
Compiler
Wireshark is a tool used for:
Virus detection
Creating firewalls
Packet capturing and analysis
Monitoring CPU usage
Which type of filter is used in Wireshark to display only HTTP traffic?
port == 80
ip.addr==192.168.1.1
http
tcp.port==21
What file extension is used to save a captured packet session in Wireshark?
.exe
.pcap
.capx
.csv
To capture traffic on Wireshark, you must:
Enable firewall
Use the Internet Explorer browser
Select a network interface
Open Excel
Wireshark can capture traffic from:
Offline videos
Hardware drivers
Live network interfaces
USB ports only
Which layer of the OSI model does Wireshark primarily analyze?
Application
Physical
Network
All layers
Wireshark can help identify which of the following?
Malware hidden in emails
Misconfigured firewall rules
Packet retransmissions and TCP handshake issues
Disk fragmentation
