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- Question
A device on a network is ready to send a frame. What is the first thing that CSMA/CD logic does?
Options- A. Sends a token out to instruct other devices not to send packets.
- B. Sends a jamming signal out to prevent other hosts from sending packets.
- C. Sends a discovery message out to find out if the destination host is on the same subnet.
- D. Listens to see if the Ethernet is busy.
- Correct Answer
- Listens to see if the Ethernet is busy.
- 1. What is meant by same layer interaction
Options- A. That a packet is forwarded to a different host that resides in the same layer of the Cisco three layer hierarchical model.
- B. That an interaction occurs within a single layer of a networking model and that no other layers or devices take any part in the interaction.
- C. An interaction that progresses up or down only one level of a networking model.
- D. That two computers use a protocol defined at the same layer of a networking model to communicate with each other. Discuss
- 2. Which layer of the OSI model is associated with HDLC, Frame Relay and PPP?
Options- A. The Physical Layer
- B. The Data Link layer
- C. The Transport Layer
- D. The Network Layer Discuss
- 3. Which layer of the OSI model is associated with LAN switches?
Options- A. The Transport layer.
- B. The Physical layer.
- C. The Network layer.
- D. The Data Link layer. Discuss
- 4.
You are the administrator of network X. You decided to implement RIP in the following topology (click exhibit). You do not want R3 to receive RIP updates. What configuration changes need to be implemented?
Options- A. Implement a passive-interface on R1
- B. Nothing needs to be configured
- C. Create a sub-interface on R1
- D. Change the routing protocol to OSPF Discuss
- 5. As a network administrator we want to make it easy to assign IP addresses to hosts. What protocol do we use?
Options- A. DNS
- B. DHCP
- C. HSRP
- D. NTP Discuss
- 6. What does CSMA/CD stand for?
Options- A. Carrier Sense Multiple Action with Collision Detection.
- B. Carrier Sense Multiple Access with Collisionless Delivery
- C. Carrier Sense Multiple Action with Collision Detonation
- D. Carrier Sense Multiple Access with Collision Detection Discuss
- 7. Some colleagues are discussing QoS, and are interested in jitter. What is jitter?
Options- A. Jitter refers to the variation in delay experienced by packets
- B. Jitter is a flickering effect sometimes seen on streaming video.
- C. Jitter is a predefined settings package that provides optimal QoS for IP telephony use.
- D. Jitter is a clicking noise that can be heard on some VoIP calls. It is caused by loss of UDP packets. Discuss
- 8. If two laptops are exchanging data directly with each other using a 802.11g connection, there are said to be in what mode?
Options- A. Ad-hoc mode.
- B. Operational exchange mode.
- C. Basic Service Set mode.
- D. Infrastructure mode. Discuss
- 9. What is the formula for ranking keyword-targeted ads on the Search Network? Discuss
- 10. What is one way to limit a user's access to only a specific number of accounts in the MCC? Discuss
CISCO Certification problems
Search Results
Correct Answer: That two computers use a protocol defined at the same layer of a networking model to communicate with each other.
Correct Answer: The Data Link layer
Correct Answer: The Data Link layer.
Correct Answer: Implement a passive-interface on R1
Explanation:
Explanation: To block RIP broadcasts on an interface connected to a subnet of a RIP-enabled network add the passive-interface command to the RIP Process
Correct Answer: DHCP
Explanation:
Explanation: DHCP, as described by RFC 1541, or Dynamic Host Configuration Protocol is used for dynamically assigning network addresses and host specific configuration parameters.
Correct Answer: Carrier Sense Multiple Access with Collision Detection
Correct Answer: Jitter refers to the variation in delay experienced by packets
Correct Answer: Ad-hoc mode.
Correct Answer: (Maximum Cost Per Click) x (Quality Score)
Correct Answer: Create a new MCC account linked to the original MCC account Move the specified number of accounts into that MCC and grant the user access to the sub-MCC account
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