Question 1

Which option about JSON is true

Accepted Answer

A)   uses predefined tags or angle brackets ()  to delimit markup text
B)   used to describe structured data that includes arrays
C)   used for storing information
D)   similar to HTML, it is more verbose than XMLE) A) and D)
F) None of the above

Question 2

When deploying syslog, which severity level logs informational messages?

Accepted Answer

A)   0
B)   2
C)   4
D)   6E) B) and C)
F) A) and B)

Question 3

You have implemented a dynamic blacklist, using security intelligence to block illicit network activity. However, the blacklist contains several approved connections that users must access for business purposes. Which action can you take to retain the blacklist while allowing users to access the approved sites?

Accepted Answer

A)   Create a whitelist and manually add the approved addresses
B)   Edit the dynamic blacklist to remove the approved addresses
C)   Disable the dynamic blacklist and deny the specific address on a whitelist while permitting the others
D)   Disable the dynamic blacklist and create a static blacklist in its placeE) A) and B)
F) All of the above

Question 4

Which of the following is the JSON encoding of a dictionary or hash?

Accepted Answer

A)   {"key": "value"}
B)   ["key", "value"]
C)   {"key", "value"}
D)   ("key": "value") E) A) and C)
F) C) and D)

Question 5

What is the primary effect of the spanning-tree portfast command?

Accepted Answer

A)   It immediately enables the port in the listening state.
B)   It immediately puts the port into the forwarding state when the switch is reloaded.
C)   It enables BPDU messages.
D)   It minimizes spanning-tree convergence time.E) None of the above
F) C) and D)

Question 6

Which protocol is used in Software Defined Access (SDA)  to provide a tunnel between two edge nodes in different fabrics?

Accepted Answer

A)   Generic Router Encapsulation (GR
E)  
B)   Virtual Local Area Network (VLAN) 
C)   Virtual Extensible LAN (VXLAN) 
D)   Point-to-Point Protocol (PPP) E) B) and C)
F) A) and D)

Question 7

A network administrator enters the following command on a router: logging trap 3. What are three message types that will be sent to the Syslog server? (Choose three.)

Accepted Answer

A)   informational
B)   emergency
C)   warning
D)   critical
E)   debugF)  errorG) E) and F)
H) A) and C)

Question 8

Which three describe the reasons large OSPF networks use a hierarchical design? (Choose three.)

Accepted Answer

A)   to speed up convergence
B)   to reduce routing overhead
C)   to lower costs by replacing routers with distribution layer switches
D)   to decrease latency by increasing bandwidth
E)   to confine network instability to single areas of the networkF)  to reduce the complexity of router configurationG) B) and E)
H) B) and C)

Question 9

Which two actions are performed by the Weighted Random Early Detection mechanism? (Choose two.)

Accepted Answer

A)   It supports protocol discovery.
B)   It guarantees the delivery of high-priority packets.
C)   It can identify different flows with a high level of granularity.
D)   It can mitigate congestion by preventing the queue from filling up.
E)   It drops lower-priority packets before it drops higher-priority packets.F) A) and E)
G) A) and C)

Question 10

Which plane is centralized by an SDN controller?

Accepted Answer

A)   management-plane
B)   data-plane
C)   services-plane
D)   control-planeE) C) and D)
F) B) and D)

Question 11

What are two differences between optical-fiber cabling and copper cabling? (Choose two.)

Accepted Answer

A)   A BNC connector is used for fiber connections
B)   The glass core component is encased in a cladding
C)   The data can pass through the cladding
D)   Light is transmitted through the core of the fiber
E)   Fiber connects to physical interfaces using RJ-45 connectionsF) A) and E)
G) B) and E)

Question 12

What is the function of a server?

Accepted Answer

A)   It transmits packets between hosts in the same broadcast domain.
B)   It provides shared applications to end users.
C)   It routes traffic between Layer 3 devices.
D)   It Creates security zones between trusted and untrusted networks.E) All of the above
F) None of the above

Question 13

Refer to the exhibit. An engineer configured the New York router with static routes that point to the Atlanta and Washington sites. Which command must be configured on the Atlanta and Washington routers so that both sites are able to reach the loopback2 interface on the New York router?

Accepted Answer

A)   ipv6 route::/0 Serial 0/0/0
B)   ipv6 route::/0 Serial 0/0/1
C)   ipv6 route:0/0 Serial 0/0/0
D)   ip route 0.0.0.0 0.0.0.0 Serial 0/0/0
E)   ipv6 route::/0 2000::2F) A) and D)
G) C) and D)

Question 14

Which design element is a best practice when deploying an 802.11b wireless infrastructure?

Accepted Answer

A)   allocating nonoverlapping channels to access points that are in close physical proximity to one another
B)   disabling TCP so that access points can negotiate signal levels with their attached wireless devices
C)   configuring access points to provide clients with a maximum of 5 Mbps
D)   setting the maximum data rate to 54 Mbps on the Cisco Wireless LAN ControllerE) None of the above
F) A) and B)

Question 15

Refer to the exhibit. Which prefix does Router1 use for traffic to Host A?

Accepted Answer

A)   10.10.10.0/28
B)   10.10.13.0/25
C)   10.10.13.144/28
D)   10.10.13.208/29E) None of the above
F) All of the above

Question 16

Refer to the exhibit. If OSPF is running on this network, how does Router2 handle traffic from Site B to 10.10.13.128/25 at Site A?

Accepted Answer

A)   It sends packets out of interface Fa0/1 only.
B)   It sends packets out of interface Fa0/2 only.
C)   It load-balances traffic out of Fa0/1 and Fa0/2.
D)   It cannot send packets to 10.10.13.128/25.E) None of the above
F) All of the above

Question 17

Which security program element involves installing badge readers on data-center doors to allow workers to enter and exit based on their job roles?

Accepted Answer

A)   physical access control
B)   biometrics
C)   role-based access control
D)   multifactor authenticationE) A) and D)
F) A) and B)

Question 18

Refer to the exhibit. Router R1 is running three different routing protocols. Which route characteristic is used by the router to forward the packet that it receives for destination IP 172.16.32.1?

Accepted Answer

A)   longest prefix
B)   administrative distance
C)   cost
D)   metricE) A) and B)
F) A) and C)

Question 19

Which NAT term is defined as a group of addresses available for NAT use?

Accepted Answer

A)   NAT pool
B)   dynamic NAT
C)   static NAT
D)   one-way NATE) A) and B)
F) None of the above

Question 20

What are two roles of the Dynamic Host Configuration Protocol (DHCP) ? (Choose two.)

Accepted Answer

A)   The DHCP server assigns IP addresses without requiring the client to renew them.
B)   The DHCP server leases client IP addresses dynamically.
C)   The DHCP client can request up to four DNS server addresses.
D)   The DHCP server offers the ability to exclude specific IP addresses from a pool of IP addresses.
E)   The DHCP client maintains a pool of IP addresses it can assign.F) All of the above
G) C) and D)

Exam 4: Cisco Certified Network Associate (CCNA)

Which of the following is the JSON encoding of a dictionary or hash?

Correct Answer
verified

When deploying syslog, which severity level logs informational messages?

Correct Answer
verified

Refer to the exhibit. Which prefix does Router1 use for traffic to Host A?

Correct Answer
verified

What is the function of a server?

Correct Answer
verified

Which three describe the reasons large OSPF networks use a hierarchical design? (Choose three.)

Correct Answer
verified

Which security program element involves installing badge readers on data-center doors to allow workers to enter and exit based on their job roles?

Correct Answer
verified

What are two roles of the Dynamic Host Configuration Protocol (DHCP) ? (Choose two.)

Correct Answer
verified

What are two differences between optical-fiber cabling and copper cabling? (Choose two.)

Correct Answer
verified

Which protocol is used in Software Defined Access (SDA) to provide a tunnel between two edge nodes in different fabrics?

Correct Answer
verified

Which option about JSON is true

Correct Answer
verified

Which two actions are performed by the Weighted Random Early Detection mechanism? (Choose two.)

Correct Answer
verified

Which NAT term is defined as a group of addresses available for NAT use?

Correct Answer
verified

Refer to the exhibit. If OSPF is running on this network, how does Router2 handle traffic from Site B to 10.10.13.128/25 at Site A?

Correct Answer
verified

Refer to the exhibit. An engineer configured the New York router with static routes that point to the Atlanta and Washington sites. Which command must be configured on the Atlanta and Washington routers so that both sites are able to reach the loopback2 interface on the New York router?

Correct Answer
verified

A network administrator enters the following command on a router: logging trap 3. What are three message types that will be sent to the Syslog server? (Choose three.)

Correct Answer
verified

Which plane is centralized by an SDN controller?

Correct Answer
verified

Correct Answer
verified

Refer to the exhibit. Router R1 is running three different routing protocols. Which route characteristic is used by the router to forward the packet that it receives for destination IP 172.16.32.1?

Correct Answer
verified

Which design element is a best practice when deploying an 802.11b wireless infrastructure?

Correct Answer
verified

What is the primary effect of the spanning-tree portfast command?

Correct Answer
verified

Exam 4: Cisco Certified Network Associate (CCNA)

Which of the following is the JSON encoding of a dictionary or hash?

Correct AnswerverifiedShow Answer

When deploying syslog, which severity level logs informational messages?

Correct AnswerverifiedShow Answer

Refer to the exhibit. Which prefix does Router1 use for traffic to Host A?

Correct AnswerverifiedShow Answer

What is the function of a server?

Correct AnswerverifiedShow Answer

Which three describe the reasons large OSPF networks use a hierarchical design? (Choose three.)

Correct AnswerverifiedShow Answer

Which security program element involves installing badge readers on data-center doors to allow workers to enter and exit based on their job roles?

Correct AnswerverifiedShow Answer

What are two roles of the Dynamic Host Configuration Protocol (DHCP) ? (Choose two.)

Correct AnswerverifiedShow Answer

What are two differences between optical-fiber cabling and copper cabling? (Choose two.)

Correct AnswerverifiedShow Answer

Which protocol is used in Software Defined Access (SDA) to provide a tunnel between two edge nodes in different fabrics?

Correct AnswerverifiedShow Answer

Which option about JSON is true

Correct AnswerverifiedShow Answer

Which two actions are performed by the Weighted Random Early Detection mechanism? (Choose two.)

Correct AnswerverifiedShow Answer

Which NAT term is defined as a group of addresses available for NAT use?

Correct AnswerverifiedShow Answer

Refer to the exhibit. If OSPF is running on this network, how does Router2 handle traffic from Site B to 10.10.13.128/25 at Site A?

Correct AnswerverifiedShow Answer

Refer to the exhibit. An engineer configured the New York router with static routes that point to the Atlanta and Washington sites. Which command must be configured on the Atlanta and Washington routers so that both sites are able to reach the loopback2 interface on the New York router?

Correct AnswerverifiedShow Answer

A network administrator enters the following command on a router: logging trap 3. What are three message types that will be sent to the Syslog server? (Choose three.)

Correct AnswerverifiedShow Answer

Which plane is centralized by an SDN controller?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Refer to the exhibit. Router R1 is running three different routing protocols. Which route characteristic is used by the router to forward the packet that it receives for destination IP 172.16.32.1?

Correct AnswerverifiedShow Answer

Which design element is a best practice when deploying an 802.11b wireless infrastructure?

Correct AnswerverifiedShow Answer

What is the primary effect of the spanning-tree portfast command?

Correct AnswerverifiedShow Answer

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