Chapter 6 Practice exam – Flashcards
Unlock all answers in this set
Unlock answersquestion
You manage a network with a single switch. On each switch port, a hub connects multiple devices to the switch. which condition are you most likely to experience on the network ?
answer
collisions
question
select the statement that best describes a broadcast storm.
answer
A Broadcast storm occurs when there are so many broadcast messages on the network that they approach or exceed the network bandwidth..
question
Which of the following solutions would you implement to eliminate switching loops?
answer
spanning tree
question
You manage a network that uses a single switch. All ports within your buildings connect through he single switch . Which feature should you implement?
answer
VLANs
question
You manage a network that uses multiple switches. You want to provide multiple paths between switches so that if one link goes down, an alternate path is available. Which feature should your switch support?
answer
spanning tree
question
You run a small network for your business that has a single router connected to the internet and a single switch. You keep sensitive doc. What should you use for this situation?
answer
VLAN
question
You manage a single subnet with three switches. The switches are connected to provide redundant paths between the switches. Which feature prevents switching loops and ensures there is only a single active patch between any two switches?
answer
Spanning tree
question
Which feature prevents switching loops and ensures there is only a single active path between any two switches?
answer
spanning trees
question
A user reports that network access from her workstation is very slow. The problem does not seem to be affecting any other users. Which of the following conditions is the most likely cause?
answer
Duplex mismatch
question
You manage a local area network with several switches. A new employee has started today so you connect her workstation to a switch port. Which of the following is the most likely cause of the problem?
answer
Incorrect VLAN assignment
question
You manage a network with multiple switches. You find that your switches are experiencing heavy broadcast storms. Which of the following will help reduce the effects of a broadcast storm?
answer
Enable spanning tree on the switches
question
Which of the following solutions would you implement to eliminate switching loops?
answer
spanning tree
question
While viewing the status of the interfaces on a Cisco switch, you see abnormally large of oversized ethernet frames being received on one interface. This interface is connected to a workstation located on the 2nd floor. What could be causing this to happen?
answer
The workstation's network board is jabbering
question
The network board in a workstation is currently configured as follows:
answer
show running-config interface show interface
question
Which of the following features dynamically places switch ports in blocking or forwarding states?
answer
Spanning tree
question
You manage a network that uses multiple switches. You want to provide muliple paths between switches so that if one link goes down, an alternate path is available. Which feature should your switch support?
answer
Spanning tree
question
What problem does the Spanning Tree protocol prevent?
answer
Switching loops from developing when redundant paths are implemented between switches.
question
Which of the following are advantages of using the Spanning Tree Protocol (STP) in network segmented bridges?
answer
Prevents message loops from forming Identifies the optimal path between network devices. Lets you provide redundancy by using more then one connection between devices, making your network more reliable.
question
Which statements accurately describes port states of both bridges and switches?
answer
Ports in a blocked state still receive BPDUs In the learning state the MAC address table can be populated, but frames not forwarded.
question
A switch running STP is a backup bridge. What state is it in?
answer
Blocking
question
Switches running the STP are in the process of exchanging BPDUs and defining their roles. In what state are the switches?
answer
listening
question
A switch running STP is in a learning state. A message destined for a different network segment arrives at the switch. Which of the following best describes what the switch will do?
answer
It uses the source MAC address and network segment information to build its bridge database, but does not forward the message
question
A switch running STP is in the listening state. A message destined for a different network segment arrives at the switch. Which of the following best describes what the switch will do?
answer
It does not record the address or segment information. It does not forward the message
question
You have just connected four switches as shown in the Exhibit. Assuming the default switch configuration, which switch will become the root bridge?
answer
B
question
You have two switches connected as shown in the Exhibit. You would like to configure rapid spanning tree on switch A. On which ports would you use portfast command?
answer
Fa0/1 and Fa0/2
question
You have just connected four switches as shown in the Exhibit. Assuming the default switch configuration, how can your force Switch C to become a root bridge?
answer
Configure a priority number of 4096 for switch C
question
You have three switches configured as shown in the Exhibit. How can you guarantee that switch C becomes the root bridge?
answer
Configure switch C with a lower priority value
question
You need to configure spanning tree on a Cisco switch. You'd like to use a protocol that confirms to the 802.1w standards. Which protocol should you use?
answer
Rapid PVST+
question
Match the Etherchannel protocol on the left with its characteristics on the right.
answer
Desirable mode places the port in a negotiating state. Port Aggregation Protocol (PAgP) Based on the 802.3ad standard link Aggregation control protocol(LACP) Passive mode places the port into a passive negotiation state. link aggregation control protocol (LACP) Auto mode places the port into a passive negotiating state. Port Aggregation Protocol (PAgP) Active more places the port in a negotiating state. link Aggregation control protocol(LACP)
question
You manage a single subnet with three switches. The switches are connected to provide redundant paths between the switches. Which feature allows the switches to pass VLAN traffic between the switches?
answer
Trunking
question
You manage a network with two switches. The switches are connected together through their Gigabit Ethernet uplink ports. You define VLAN 1 and VLAN 2 on each switch. A device on the first switch in VLAN 1 needs to communicate with a device on the second switch also in VLAN 1. What should you configure to allow communication between these two devices through the switches?
answer
Trunking
question
When configuring VLANs on a switch, what type of switch ports are members of all VLANs defined on the switch?
answer
Trunk Ports
question
Computers A and B are on the same VLAN and are separated by two switches, as shown in the exhibit. Computer A sends a Fram to Computer B. Which of the following best describes the composition of the frame as it travels from A to B?
answer
Computer A sends a normal frame. The first switch appends a VLAN ID to the frame. The second switch removes the VLAN ID before forwarding it to Computer B.
question
Which of the following statements accurately describes a VLAN ID?
answer
Switches append a VLAN ID to the header of each frame to identify the virtual network to which it belongs.
question
Which of the following are reasons to configure VLAN's on a switch as opposed to using switches without VLANs?
answer
Increased Security Increased Number of broadcast domains
question
Which of the following benefits apply only to creating VLANs with switches and not to segmenting the network with regular switches?
answer
You can create multiple broadcast domains
question
you have two switches connected together as shown in the following diagram. How many broadcast domains are there in the network?
answer
2
question
Which of the following statements describe how VLANs effect broadcast traffic within an internetwork?
answer
Devices on the same VLAN have the same subnet address Broadcast traffic is transmitted only within a VLAN
question
Which of the following are true using multiple VLANS on a single switch? select two
answer
The number of broadcast domains increases The number of collision domains remain the same
question
A virtual LAN can be created using which of the following?
answer
Switch
question
You want to reduce collisions by creating separate collision domains and virtual LANs. Which of the following devices should you choose?
answer
Switch
question
Which of the following best describes the concept of VLAN?
answer
Devices on the same network logically grouped as if they were on separate networks
question
When configuring VLANs on a switch, what is used to identify VLAN membership of a device?
answer
Switch port
question
You manage a network with two switches. The switches are connected together through their Gigabit Ethernet uplink ports. You define VLAN 1 and VLAn 2 on each switch. A device on the first switch in VLAN 1 needs to be communicate with a device on the same switch is VLAN 2. What should you configure so that the two devices can communicate?
answer
Routing
question
You need to keep users in all other departments from accessing the servers used by the finance department. Which of the following technologies should you use to logically isolate the network?
answer
VLANs
question
Consider the network shown in the exhibit. You have been experiencing intermittent connectivity issues with switch2. To check the status of the interfaces you run the following commands: What is the issue with this network?
answer
The device connected to the Fa0/1 interface has auto-negotiation disabled.
question
A workstation is connected to a switch on the Gi0/2 interface using a straight through cable. The Ethernet interface in the workstation has been manually configured to use a 100 Mbps link speed and full duplexing. Which of the following are true in this scenario? (Select three.)
answer
If the link speed is 1000 Mbps or faster, full-duplex is used. If the link speed is 10 Mbps or 100 Mbps, half-duplex is used. The switch attempts to sense the link speed. If it can't, the slowest link speed supported on the interface is selected.
question
You need to configure the FastEthernet 0/1 interface on a switch to automatically detect the appropriate link speed and duplex setting by negotiating with the device connected to the other end of the link. Drag the command on the left to the appropriate configuration step on the right to accomplish this. Not all of the commands may be required.
answer
Enter global configuration mode: conf t Enter interface configuration mode: int fa0/1 Set the speed of the interface: speed auto Set the duplex setting for the interface: duplex auto
question
You need to disable the FastEthernet 0/0 interface on a switch. Drag the command on the left to the appropriate configuration step on the right to accomplish this. Not all of the commands may be required.
answer
Enter global configuration mode: conf t Enter interface configuration mode: int fa0/0 Disable the interface: shutdown Verify the interface is disabled: show ip interface brief
question
The FastEthernet 0/0 interface on a switch is currently disabled. You need to enable it so a workstation can be connected to it. Drag the command on the left to the appropriate configuration step on the right to accomplish this. Not all of the commands may be required.
answer
Enter global configuration mode: conf t Enter interface configuration mode: int fa0/0 Verify the interface is disabled: show interface status Enable the interface: no shut
question
A switch receives a frame addressed to the MAC address FF:FF:FF:FF:FF:FF. What will the switch do with the frame?
answer
Send it out all ports except for the port it was received on
question
Which command would you use on a switch to enable management from a remote network?
answer
IP default-gateway 192.168.10.185
question
What does the ip address dhcp command all you to do?
answer
Configures the switch to obtain an IP address from a DHCP server
question
You are configuring a switch so that you can manage it via PuTTY from the same network segment as the switch. On the switch, you enter the following commands. Switch# config terminal switch(config)#interface Evian 1 switch(config-if)#ip- address 192.168.1.10 225.225.225.0 will this configuration work?
answer
No, the no shutdown command needs to be entered
question
Match each switch management method on left with its corresponding characteristics on the right. Each method may be used once, more than once, or not at all.
answer
Competes with normal network traffic for bandwidth. In-band Management Uses a dedicated communication channel. Out-of-band management Must be encrypted to protect communications from sniffing. In-band management Does not compete with normal network traffic for bandwidth. Out-of-band management Affected by network outages. In-band management
question
Match each switch management method on left with its corresponding characteristics on the right. Each method may be used once, more than once, or not at all.
answer
Commonly sold at retail stores Unmanaged switch Provide port security features. Managed switch Support VLANs Managed switch Provide very few configuration options Unmanaged switch Can be configured over a network connection Managed switch Can be configured over a dedicated communication channel Managed switch
question
You reconfiguring PuTTY to be used to access the CLI of Cisco switch Which of the following configuration values would PuTTY from connection? (Select two.)
answer
4600 baud Flow contro = RTS/CTS
question
Match the Cisco device password type on the left with its function on the right
answer
Controls the ability to log on through a LAN or WAN interface configured on the device VTY Controls the ability to switch configuration modes EXEC Controls the ability to connect to the device using a direct connection Console
question
A router is configured with the login, no password condition for console access. Which of the following statements is true about access via a Telnet or SSH session?
answer
Access is denied