多項(xiàng)選擇題What functions do routers perform in a network?()

A. Packet Switching
B. Access Layer Security
C. Path Selection.
D. VLAN Membership Assignment.
E. Bridging between LAN segments.
F. Micro-segmentation of Broadcast Domains.


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1.單項(xiàng)選擇題If NVRAM lacks boot system commands, where does the router look for the Cisco IOS by default?()

A.ROM
B.RAM
C.Flash
D.Bootstrap
E.Startup-.config

2.多項(xiàng)選擇題When selecting a Network Interface Card (NIC), which of the following factors need to be considered?()

A. The type of application used on the network
B. The type of system bus used by the computers
C. The type of memory installed in each computer
D. The type of media used in the network topology
E. The type of protocols used in the network
F. The physical layout of the network hosts

3.多項(xiàng)選擇題On a Cisco network, which of the following modes of flow control are commonly used to mitigate the effects of busy data networks?()

A. Source Quench.
B. Learning.
C. Buffering.
D. Windowing.
E. Cut-Through.

4.多項(xiàng)選擇題After replacing the NIC card of a PC on the LAN, your Cisco switch shows a new MAC address is attached to that port. Which of the following answer choices below correctly describe a MAC address?()

A. It is a globally unique IP address.
B. It is a globally unique 48 bit address
C. It is provided by the manufacturer of the NIC.
D. It is used as part of the IPX/SPX configuration.
E. It is a logical address.

5.多項(xiàng)選擇題Which of the following correctly describe the various functions and virtues of a router?()

A. Packet switching
B. Collision prevention on a LAN segment.
C. Packet filtering
D. Broadcast domain enlargement
E. Broadcast forwarding
F. Internetwork communication

6.多項(xiàng)選擇題When comparing and contrasting the similarities and differences between bridges and switches, which of the following are valid statements?()

A. Bridges are faster than switches because they have fewer ports.
B. A switch is a multiport bridge,
C. Bridges and switches learn MAC addresses by examining the source MAC address of each frame received.
D. A bridge will forward a broadcast but a switch will not.
E. Bridges and switches increase the size of a collision domain.
F. None of the above statements are true.

7.單項(xiàng)選擇題You wish to segment your LAN into multiple broadcast domains. Which technology method should you implement in order to do this?()

A. Transparent bridging
B. Cut-through switching
C. Fragment-free switches
D. Virtual LANs
E. Store-and-forward switching

8.單項(xiàng)選擇題Which one of the following characteristics is true regarding the use of hubs and switches?()

A. Hubs can have their ports be configured with VLANs
B. Using hubs is costly with regard to bandwidth availability.
C. Switches can not forward broadcasts.
D. Switches are more efficient than hubs in processing frames.
E. Switches increase the number of collision domains in the network.

10.多項(xiàng)選擇題Which of the following answers are correct characteristics of microsegmentation, in the context of a Local Area Network (LAN)?()

A. Dedicated paths between sending and receiving hosts are established.
B. Multiple subnetwork broadcast addresses are created.
C. Multiple ARP tables are needed.
D. The decrease in the number of collision domains.
E. Broadcast domains are enhanced.
F. Additional bandwidth is used to connect hosts.

最新試題

Which characteristics are representative of a link-state routing protocol?()

題型:多項(xiàng)選擇題

Which command is required for connectivity in a Frame Relay network if Inverse ARP is not operational? ()

題型:?jiǎn)雾?xiàng)選擇題

How many usable sub network and usable hosts per subnet result in the network address 201.105.13.0 is sub netted with a mask of /26? ()

題型:?jiǎn)雾?xiàng)選擇題

Which command is used to display the placement and direction of an IP access control list on a router?()

題型:?jiǎn)雾?xiàng)選擇題

What feature of a networks switch allows an administrative to create separate broadcast domains?()

題型:?jiǎn)雾?xiàng)選擇題

Which of the following correctly describe steps in the OSI data encapsulation process?()

題型:多項(xiàng)選擇題

Which Frame Relay feature is responsible for transmitting keepalives to ensure that the PVC does not shut down because of inactivity?()

題型:?jiǎn)雾?xiàng)選擇題

The network 172.12.0.0 needs to be divided into subnets where each subnet has the capacity of 458 IP addresses.What would be the correct subnet mask to accomplish this division keeping the number of subnets at the maximum? ()

題型:?jiǎn)雾?xiàng)選擇題

The following access list was applied outbound on he E0 interface connected to the 192.168.1.8/29 LAN:access-list 123 deny tcp 192.168.1.8 0.0.0.7 eq 20 anyaccess-list 123 deny tcp 192.168.1.9 0.0.0.7 eq 21 anyWhat effect will this access list have?()

題型:?jiǎn)雾?xiàng)選擇題

Which of the following contribute to congestion on an Ethernet network?()

題型:多項(xiàng)選擇題