IBM Cybersecurity Analyst Professional Certificate • STUDY MODE
PRACTICE QUIZ
QUESTION 1 OF 49
Which four (4) factors does a stateless firewall look at to determine if a packet should be allowed pass?
Correct, this is one of the four factors.
A
if the packet belongs to an open session
B
the source IP addressCorrect Answer
C
the destination portCorrect Answer
D
the service or protocol usedCorrect Answer
E
the destination IP addressCorrect Answer
QUESTION 2 OF 49
Can a single firewall conduct both a stateless and stateful inspection?
Correct, the stateless inspection is conducted first and then a stateful inspection is done.
A
Yes but not on the same packet. A decision is made which type of inspection will be most effective on a packet-by-packet bases.
B
Yes, the stateless inspection is conducted first and then a stateful inspection is done.Correct Answer
C
No, the latency created by a double inspection is too great to be practical.
D
No, stateless and stateful firewalls are distinctly different and used for different purposes.
QUESTION 3 OF 49
True or False: An Intrusion Prevention System (IPS) is generally a passive device that listens to network traffic and alerts an administrator when a potential problem is detected?
Correct, An Intrusion Dection System (IDS) is generally a passive device that listens to network traffic and alerts an administrator when a potential problem is detected.
A
True
B
FalseCorrect Answer
QUESTION 4 OF 49
Network Address Translation (NAT) typically conducts which of the following translations?
Correct, a private network IP address to a public network IP address and vice versa.
A
An IP address to a physical address and vice versa.
B
A MAC address to an IP address and vice versa.
C
A private network IP address to a public network IP address and vice versa.Correct Answer
D
An IP address to a domain name and vice versa.
QUESTION 5 OF 49
Which type of NAT routing allows one-to-one mapping between local and global addresses?
Correct, static allows one-to-one mapping.
NETWORK PROTOCOLS OVER ETHERNET AND LOCAL AREA NETWORKS
A
Dynamic
B
Kinetic
C
Overload
D
StaticCorrect Answer
QUESTION 6 OF 49
Which network layer do IP addresses belong to?
Correct, the network layer.
A
The Physical Layer
B
The Network LayerCorrect Answer
C
The Data Link Layer
D
The Application Layer
QUESTION 7 OF 49
Which address assures a packet is delivered to a computer on a different network segment from the sender?
Correct, it is the IP Address.
A
The IP AddressCorrect Answer
B
The MAC address.
C
The DHCP Address
D
The DNS Address
QUESTION 8 OF 49
A network device that is capable of sending and receiving data at the same time is referred to as which of the following?
Correct, it is full duplex.
A
Unidirectional
B
Monoplex
C
Half duplex
D
Full duplexCorrect Answer
QUESTION 9 OF 49
True or False: Collision avoidance protocols are critical to the smooth operation of modern networks.
Correct, Collision avoidance protocols are not critical to the smooth operation of modern networks.
A
True
B
FalseCorrect Answer
QUESTION 10 OF 49
Comparing bridges with switches, which are three (3) characteristics specific to a bridge?
Partially correct, this is one characteristic specific to a bridge.
A
Full-duplex transmission.
B
End-user devices share bandwidth on each port.Correct Answer
C
Virtual LANs are possible.
D
Each port is dedicated to a single device; bandwidth is not shared.
E
Virtual LANs are not possible.Correct Answer
F
Half-duplex transmission.Correct Answer
QUESTION 11 OF 49
True or False: Switches solved the problem of network loops and improved performance of multicast/broadcast traffic.
Correct, Switches do not solve the problem of network loops and improved performance of multicast/broadcast traffic.
BASICS OF ROUTING AND SWITCHING, NETWORK PACKETS AND STRUCTURES
A
True
B
FalseCorrect Answer
QUESTION 12 OF 49
If a network server has four (4) network interface cards, how many MAC addresses will be associated with that server?
Correct, 4 network interface cards
A
4Correct Answer
B
2
C
1
D
0
QUESTION 13 OF 49
True or False: When you connect your laptop to a new network, a new IP address must be assigned, either automatically or manually.
Correct, a new IP address will be assigned.
A
TrueCorrect Answer
B
False
QUESTION 14 OF 49
What does the Address Resolution Protocol (ARP) do when it needs to send a message to a location that is outside its broadcast domain?
Correct, ARP sends the message to the MAC address of the default gateway.
A
ARP looks up the address in the ARP Table.
B
ARP drops the packet as undeliverable.
C
ARP sends the message to the MAC address of the default gateway.Correct Answer
D
ARP sends a message to the destination IP address asking for its MAC address.
QUESTION 15 OF 49
Routing tables are maintained by which of the following devices?
Correct, on any network connected device.
A
Only on routers, switches, and hubs.
B
On any network connected device.Correct Answer
C
Only on routers and network gateways.
D
Only on routers.
QUESTION 16 OF 49
What is the purpose of a default gateway?
Correct, It forwards messages coming from, or going to, external networks.
A
It translates IP addresses to MAC addresses and vice versa.
B
It manages all network traffic.
C
It forwards messages coming from, or going to, external networks.Correct Answer
D
It manages network traffic on the local subnet only.
QUESTION 17 OF 49
If a message is being sent to a computer that is identified in the computer)s routing table, what type of connection would be established?
Correct, direct connection.
TCP/IP FRAMEWORK
A
Static
B
Default
C
DirectCorrect Answer
D
Dynamic
QUESTION 18 OF 49
What is meant by "stateless" packet inspection?
A
It is a packet-by-packet inspection with no awareness of previous packets.Correct Answer
B
It is the inspection of packets by non-state actors, such as private telecom companies.
C
It is the inspection of a packet)s source and destination IP addresses only.
D
It is the inspection of a packet)s service or protocols used only.
QUESTION 19 OF 49
True or False: An Intrusion Detection System (IDS) is generally a passive device that listens to network traffic and alerts an administrator when a potential problem is detected?
A
TrueCorrect Answer
B
False
QUESTION 20 OF 49
True or False: The primary difference between an Intrusion Detection System (IDS) and an Intrusion Prevention System (IPS) is that an IDS is designed as a passive system that listens and alerts while an IPS is an active system that is designed to take action when a problem is detected?
A
TrueCorrect Answer
B
False
QUESTION 21 OF 49
Which intrusion system does not add any delay to network traffic?
A
Intrusion Detection System (IDS).Correct Answer
B
Intrusion Prevention System (IPS).
QUESTION 22 OF 49
How does using Network Address Translation (NAT) provide an additional layer of security to your network?
A
By blocking traffic from known malware sites.
B
By hiding the real IP addresses of all the devices on your private network and exposing only a single public IP address.Correct Answer
C
By requiring a certificate exchange to authenticate the source of external IP addresses before allowing them through the firewall.
D
By assigning a different false IP address to traffic leaving your network and translating it back to the real internal IP addresses on incoming traffic.
QUESTION 23 OF 49
Which type of NAT routing maps unregistered IP addresses to a single registered IP address allowing thousands of users to be connected to the Internet using only a single global IP address?
A
Dynamic
B
Kinetic
C
Static
D
OverloadCorrect Answer
QUESTION 24 OF 49
Which network layer do MAC addresses belong to?
A
The Data Link Layer.Correct Answer
B
The Physical Layer.
C
The Application Layer.
D
The Network Layer.
QUESTION 25 OF 49
Which address assures a packet is delivered to a computer on the same network segment as the sender?
A
The Gateway address.
B
The IP address.
C
The DNS address.
D
The MAC address.Correct Answer
QUESTION 26 OF 49
A network device that cannot send and receive data at the same time is referred to as which of the following?
A
Full duplex
B
Unidirectional
C
Monoplex
D
Half duplexCorrect Answer
QUESTION 27 OF 49
When a NIC reads a packet header and sees the destination address is not its own address, what does it do with the packet?
A
It returns the packet to the sender with a delivery error message.
B
It forwards the packet to the correct address if it is in the same network or the gateway if it is not.
C
It discards the packet.Correct Answer
D
It reads the contents of the packet.
QUESTION 28 OF 49
True or False: Switches can connect two geographically dispersed networks.
A
True
B
FalseCorrect Answer
QUESTION 29 OF 49
What is the main function of the Address Resolution Protocol (ARP)?
A
To translate a MAC address to an IP address and vice versa.Correct Answer
B
To translate a logical address to an IP address and vice versa.
C
To translate a physical address to an IP address and vice versa.
D
To translate a gateway address to an IP address and vice versa.
QUESTION 30 OF 49
What does a router do when it needs to send a packet to an address that is not in its routing table?
A
It drops the packet as undeliverable.
B
It forwards the packet to the default gateway.Correct Answer
C
It sends out a broadcast message looking for the correct system to reply with a confirmation message.
D
It returns the packet to the sender to deal with.
QUESTION 31 OF 49
What happens to messages sent from a computer that has no gateway address specified?
A
Messages sent to other computers on the same subnet will not be delivered but those destined to computers on other networks will be delivered.
B
Messages sent to other computers on the same subnet and those destined to computers on other networks will be delivered.
C
Messages sent to other computers on the same subnet will be delivered but those destined to computers on other networks will not be delivered.Correct Answer
D
No messages will be delivered.
QUESTION 32 OF 49
Which four (4) factors does a stateless firewall look at to determine if a packet should be allowed pass?
A
if the packet belongs to an open session
B
the source IP addressCorrect Answer
C
the destination portCorrect Answer
D
the service or protocol usedCorrect Answer
E
the destination IP addressCorrect Answer
QUESTION 33 OF 49
Can a single firewall conduct both a stateless and stateful inspection?
A
Yes but not on the same packet. A decision is made which type of inspection will be most effective on a packet-by-packet bases.
B
Yes, the stateless inspection is conducted first and then a stateful inspection is done.Correct Answer
C
No, the latency created by a double inspection is too great to be practical.
D
No, stateless and stateful firewalls are distinctly different and used for different purposes.
QUESTION 34 OF 49
True or False: An Intrusion Prevention System (IPS) is generally a passive device that listens to network traffic and alerts an administrator when a potential problem is detected?
A
True
B
FalseCorrect Answer
QUESTION 35 OF 49
Network Address Translation (NAT) typically conducts which of the following translations?
A
An IP address to a physical address and vice versa.
B
A MAC address to an IP address and vice versa.
C
A private network IP address to a public network IP address and vice versa.Correct Answer
D
An IP address to a domain name and vice versa.
QUESTION 36 OF 49
Which type of NAT routing allows one-to-one mapping between local and global addresses?
A
Dynamic
B
Kinetic
C
Overload
D
StaticCorrect Answer
QUESTION 37 OF 49
Which network layer do IP addresses belong to?
A
The Physical Layer
B
The Network LayerCorrect Answer
C
The Data Link Layer
D
The Application Layer
QUESTION 38 OF 49
Which address assures a packet is delivered to a computer on a different network segment from the sender?
A
The IP AddressCorrect Answer
B
The MAC address.
C
The DHCP Address
D
The DNS Address
QUESTION 39 OF 49
A network device that is capable of sending and receiving data at the same time is referred to as which of the following?
A
Unidirectional
B
Monoplex
C
Half duplex
D
Full duplexCorrect Answer
QUESTION 40 OF 49
True or False: Collision avoidance protocols are critical to the smooth operation of modern networks.
A
True
B
FalseCorrect Answer
QUESTION 41 OF 49
Comparing bridges with switches, which are three (3) characteristics specific to a bridge?
A
Full-duplex transmission.
B
End-user devices share bandwidth on each port.Correct Answer
C
Virtual LANs are possible.
D
Each port is dedicated to a single device; bandwidth is not shared.
E
Virtual LANs are not possible.Correct Answer
F
Half-duplex transmission.Correct Answer
QUESTION 42 OF 49
True or False: Switches solved the problem of network loops and improved performance of multicast/broadcast traffic.
A
True
B
FalseCorrect Answer
QUESTION 43 OF 49
If a network server has four (4) network interface cards, how many MAC addresses will be associated with that server?
A
4Correct Answer
B
2
C
1
D
0
QUESTION 44 OF 49
True or False: When you connect your laptop to a new network, a new IP address must be assigned, either automatically or manually.
A
TrueCorrect Answer
B
False
QUESTION 45 OF 49
What does the Address Resolution Protocol (ARP) do when it needs to send a message to a location that is outside its broadcast domain?
A
ARP looks up the address in the ARP Table.
B
ARP drops the packet as undeliverable.
C
ARP sends the message to the MAC address of the default gateway.Correct Answer
D
ARP sends a message to the destination IP address asking for its MAC address.
QUESTION 46 OF 49
Routing tables are maintained by which of the following devices?
A
Only on routers, switches, and hubs.
B
On any network connected device.Correct Answer
C
Only on routers and network gateways.
D
Only on routers.
QUESTION 47 OF 49
What is the purpose of a default gateway?
A
It translates IP addresses to MAC addresses and vice versa.
B
It manages all network traffic.
C
It forwards messages coming from, or going to, external networks.Correct Answer
D
It manages network traffic on the local subnet only.
QUESTION 48 OF 49
If a message is being sent to a computer that is identified in the computer’s routing table, what type of connection would be established?
A
Static
B
Default
C
DirectCorrect Answer
D
Dynamic
QUESTION 49 OF 49
What is meant by “stateless” packet inspection?
A
It is a packet-by-packet inspection with no awareness of previous packets.Correct Answer
B
It is the inspection of packets by non-state actors, such as private telecom companies.
C
It is the inspection of a packet’s source and destination IP addresses only.
D
It is the inspection of a packet’s service or protocols used only.
Ready to test your recall?
Which four (4) factors does a stateless firewall look at to determine if a packet should be allowed pass?
Correct, this is one of the four factors.
💡Select all 4 correct answers before submitting (0 of 4 selected).