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NEW QUESTION 38
What information is used to separate VLANs on a VLAN trunk that connects multiple VLANs?
- A. The VLAN tag
- B. The IP Header
- C. The Priority Value
- D. The VID
Answer: A
NEW QUESTION 39
Which statement accurately explains the purpose of the TCP protocol and what it provides?
- A. The primary purpose of TCP is to provide IP routing between application services.
- B. The primary purpose of TCP is to provide unreliable communications between application services
- C. The primary purpose of TCP is to define the correct format for the application layer such as JPEG or HTML.
- D. The primary purpose of TCP is to provide reliable communications between application services.
Answer: D
Explanation:
Section: Volume A
NEW QUESTION 40
Based on the network diagram (click the Exhibit Button).
R2 wants to connect a host on 192.168.2.0/24 behind CR1. What is the correct next-hop to use, assuming R1 is configured correctly?
- A. 10.2.3.1
- B. 10.1.1.1
- C. 10.2.3.2
- D. 10.1.1.2
Answer: B
NEW QUESTION 41
Which of the following is TRUE regarding Ethernet half-duplex transmission?
- A. Half-duplex transmission is less efficient because the frame MTU is smaller.
- B. Ethernet switches only support half-duplex transmission.
- C. An end-station connected to a hub will always be half-duplex.
- D. All of the above.
Answer: C
NEW QUESTION 42
Which of the following is NOT a characteristic of the Internet protocol layer?
- A. It uses routing protocols for path determination.
- B. It provides a unique addressing scheme to identify hosts.
- C. It provides a user interface to the network.
- D. It provides end-to-end forwarding of datagrams.
Answer: C
NEW QUESTION 43
With a subnet mask of 255.255.255.224, which of the IP addresses below are valid host addresses? (Choose all that apply)
- A. 192.11.25.87
- B. 17.23.119.63
- C. 95.11.22.93
- D. 87.99.12.159
Answer: A
NEW QUESTION 44
In the diagram, R3 receives an LSA with the sequence number 111 from R7 and then receives another copy of the LSA with a sequence number 112 from R1. What does R3 do with the LSA from R1?
- A. R3 installs the LSA received from R1 in its link state database, sends an ACK to R1 and floods a copy to its neighbors.
- B. R3 installs the LSA received from R1 in its link state database and floods a copy to its neighbors.
- C. R3 discards the LSA received from R1 and sends an ACK to R1.
- D. R3 discards the LSA received from R1 and sends a copy of the LSA from its link state base to R1.
Answer: A
NEW QUESTION 45
What must occur for a LAG to become operational?
- A. Auto-negotiation must be enabled on all ports in the LAG.
- B. All of the above.
- C. There must be multiple ports assigned to the LAG.
- D. All ports in the LAG must be configured with the same characteristics.
Answer: D
Explanation:
Section: Volume A
NEW QUESTION 46
What is the meaning of carrier sense in the CSMA/CD algorithm?
- A. The host will only transmit data when it detects that no other devices are transmitting.
- B. The host will only transmit upon a timer expiry.
- C. The host is able to detect the transmission speed of the Ethernet switch port to which the host is connected.
- D. The host will only transmit when it receives the token.
- E. The host will retransmit the frame if it detects a collision during transmission.
Answer: A
NEW QUESTION 47
The 201.148.26.0/24 network is subnetted using a /26 mask. How many subnets and host addresses will be obtained with this mask?
- A. 64 subnets, 4 hosts
- B. 4 subnets, 62 hosts
- C. 6 subnets, 30 hosts
- D. 4 subnets, 64 hosts
- E. 64 subnets, 2 hosts
Answer: B
NEW QUESTION 48
Which of the following describes an IP filter on the Alcatel-Lucent 7750 SR?
- A. Once an IP filter is applied it cannot be modified.
- B. Multiple ingress and egress filter policies can be applied to a network interface.
- C. An IP filter is applied to allow or deny IP packets into a network.
- D. An IP filter is used to examine an IP packet and its contents.
Answer: C
NEW QUESTION 49
Which of the following user interface sessions are accessible through Telnet and Secure Shell (SSH) on the Alcatel-Lucent 7750 SR and 7450 ESS?
- A. Command Line Interface (CLI).
- B. All of the above.
- C. Graphic User Interface (GUI).
- D. Node Management Terminal Interface (NMTI).
Answer: A
Explanation:
Section: Volume A
NEW QUESTION 50
Which of the following best describes a repeater?
- A. A device that receives and retransmits a signal out its ports, but does not do any Layer 2 analysis of the data.
- B. A device that receives a signal and based on the Layer 3 destination address, makes a decision on which ports the signal should be retransmitted.
- C. A passive device simply used to connect two or more cables. Does not generate or amplify any signals.
- D. A device that receives a signal and based on the Layer 2 destination address, makes a decision on which ports the signal should be retransmitted.
Answer: A
NEW QUESTION 51
What are the tasks of the Routing Table Manager (RTM)? Choose two
- A. RTM installs its best route in the routing table.
- B. RTM selects the best route from among multiple routing protocols.
- C. RTM selects the best route using the metric as criteria
- D. RTM sends its best route to all its directly connected neighbors.
Answer: A,C
NEW QUESTION 52
A set of tasks that move a packet from its entry into an IP network to its exit from the IP network. This describes:
- A. IP encapsulation.
- B. IP tunneling.
- C. IP routing.
- D. IP protocol.
Answer: C
NEW QUESTION 53
(Click the Exhibit Button below) An Ethernet Local Area Network (LAN) consists of the following
components:
Four 24-port hubs & Two 16-port switches
How many broadcast domains are on this LAN?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 54
What is the function of Layer 2?
- A. Layer 2 is responsible for encapsulating packets into frames for transmission on physical media.
- B. Layer 2 is responsible for encapsulating packets into IP datagrams and routing them.
- C. Layer 2 is responsible for the timing of the signals on physical media.
- D. Layer 2 is responsible for encapsulating application data into TCP/UDP messages.
Answer: C
NEW QUESTION 55
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