WGU C845 Information Systems Security / Computer
Networking Comprehensive Resource To Help You Ace
2026-2027 Includes Frequently Tested Questions With
ELABORATED 100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!!
Current Update!!
1. What can a packet filtering firewall also be called?
A. a scanning router
B. a shielding router
C. a sniffing router
D. a screening router - ANSWER D. a screening router
2. Packet Filtering Firewalls examines both the source and destination address
of the:
A. incoming and outgoing data packets
B. outgoing data packets only
C. Incoming Data packets only
D. user data packet - ANSWER A. incoming and outgoing data
packets
3. Packet Filtering Firewalls can also enable access for:
A. only authorized application port or service numbers.
B. only unauthorized application port or service numbers.
C. only authorized application port or ex-service numbers.
D. only authorized application port or service integers. - ANSWER A.
only authorized application port or service numbers.
,4. A Packet Filtering Firewall system is considered a:
A. first generation firewall.
B. second generation firewall.
C. third generation firewall.
D. fourth generation firewall. - ANSWER A. first generation firewall
5. Proxies works by transferring a copy of each accepted data packet from one
network to another, thereby masking the:
A. data's payload
B. data's details
C. data's owner
D. data's origin - ANSWER D. data's origin
6. A proxy can control which services (FTP and so on) are used by a
workstation , and also aids in protecting the network from outsiders who
may be trying to get information about the:
A. network's design
B. user base
C. operating system design
D. net BIOS' design - ANSWER A. network's design
7. A proxy is considered a:
A. first generation firewall.
B. third generation firewall.
C. second generation firewall.
D. fourth generation firewall. - ANSWER C. Second generation
firewall
, 8. An application layer firewall is also called a:
A. Proxy
B. A Presentation Layer Gateway.
C. A Session Layer Gateway.
D. A Transport Layer Gateway. - ANSWER A. proxy
9. Application Layer Firewalls operate at the:
A. OSI protocol Layer seven, the Application Layer.
B. OSI protocol Layer six, the Presentation Layer.
C. OSI protocol Layer five, the Session Layer.
D. OSI protocol Layer four, the Transport Layer. - ANSWER A. OSI
protocol Layer seven, the Application Layer.
10.A variation of the application layer firewall is called a:
A. Current Level Firewall.
B. Cache Level Firewall.
C. Session Level Firewall.
D. Circuit Level Firewall. - ANSWER D. Circuit level firewall
11.A circuit level proxy is ___________________ when compared to an
application level proxy.
A. lower in processing overhead.
B. more difficult to maintain.
C. more secure.
D. slower. - ANSWER A. lower in processing overhead
12.In a stateful inspection firewall, data packets are captured by an inspection
engine that is operating at the:
A. Network or Transport Layer
Networking Comprehensive Resource To Help You Ace
2026-2027 Includes Frequently Tested Questions With
ELABORATED 100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!!
Current Update!!
1. What can a packet filtering firewall also be called?
A. a scanning router
B. a shielding router
C. a sniffing router
D. a screening router - ANSWER D. a screening router
2. Packet Filtering Firewalls examines both the source and destination address
of the:
A. incoming and outgoing data packets
B. outgoing data packets only
C. Incoming Data packets only
D. user data packet - ANSWER A. incoming and outgoing data
packets
3. Packet Filtering Firewalls can also enable access for:
A. only authorized application port or service numbers.
B. only unauthorized application port or service numbers.
C. only authorized application port or ex-service numbers.
D. only authorized application port or service integers. - ANSWER A.
only authorized application port or service numbers.
,4. A Packet Filtering Firewall system is considered a:
A. first generation firewall.
B. second generation firewall.
C. third generation firewall.
D. fourth generation firewall. - ANSWER A. first generation firewall
5. Proxies works by transferring a copy of each accepted data packet from one
network to another, thereby masking the:
A. data's payload
B. data's details
C. data's owner
D. data's origin - ANSWER D. data's origin
6. A proxy can control which services (FTP and so on) are used by a
workstation , and also aids in protecting the network from outsiders who
may be trying to get information about the:
A. network's design
B. user base
C. operating system design
D. net BIOS' design - ANSWER A. network's design
7. A proxy is considered a:
A. first generation firewall.
B. third generation firewall.
C. second generation firewall.
D. fourth generation firewall. - ANSWER C. Second generation
firewall
, 8. An application layer firewall is also called a:
A. Proxy
B. A Presentation Layer Gateway.
C. A Session Layer Gateway.
D. A Transport Layer Gateway. - ANSWER A. proxy
9. Application Layer Firewalls operate at the:
A. OSI protocol Layer seven, the Application Layer.
B. OSI protocol Layer six, the Presentation Layer.
C. OSI protocol Layer five, the Session Layer.
D. OSI protocol Layer four, the Transport Layer. - ANSWER A. OSI
protocol Layer seven, the Application Layer.
10.A variation of the application layer firewall is called a:
A. Current Level Firewall.
B. Cache Level Firewall.
C. Session Level Firewall.
D. Circuit Level Firewall. - ANSWER D. Circuit level firewall
11.A circuit level proxy is ___________________ when compared to an
application level proxy.
A. lower in processing overhead.
B. more difficult to maintain.
C. more secure.
D. slower. - ANSWER A. lower in processing overhead
12.In a stateful inspection firewall, data packets are captured by an inspection
engine that is operating at the:
A. Network or Transport Layer
