Cisco 640-822 Online Practice Questions and Exam Preparation

Cisco 640-822 Online Questions & Answers

• Question 291:

  Refer to the exhibit.

  

  Which two statements are correct? (Choose two.)

  A. This is a default route.
  B. Adding the subnet mask is optional for the ip route command.
  C. This will allow any host on the 172.16.1.0 network to reach all known destinations beyond RouterA.
  D. This command is incorrect, it needs to specify the interface, such as s0/0/0 rather than an IP address.
  E. The same command needs to be entered on RouterA so that hosts on the 172.16.1.0 network can reach network 10.0.0.0.
  A. This is a default route.
  C. This will allow any host on the 172.16.1.0 network to reach all known destinations beyond RouterA.

• Question 292:

  Refer to the topology and partial configurations shown in the exhibit.

  

  The network administrator has finished configuring the NewYork and Sydney routers and issues the command ping Sydney from the NewYork router. The ping fails. What command or set of commands should the network administrator issue to correct this problem?

  A. Sydney(config)# interface s0/0 Sydney(config-if)# cdp enable
  B. Sydney(config)# interface s0/0 Sydney(config-if)# no shut
  C. Sydney(config)# line vty 0 4 Sydney(config)# login Sydney(config)# password Sydney
  D. Sydney(config)# ip host Sydney 10.1.1.9
  E. Sydney(config)# interface s0/0 Sydney(config-if)# ip address 10.1.1.5 255.255.255.252 NewYork(config)# ip host Sydney 10.1.1.5
  E. Sydney(config)# interface s0/0 Sydney(config-if)# ip address 10.1.1.5 255.255.255.252 NewYork(config)# ip host Sydney 10.1.1.5

• Question 293:

  Refer to the exhibit.

  

  The output is from a router in a large enterprise. From the output, determine the role of the router.

  A. A Core router
  B. The HQ Internet gateway router
  C. The WAN router at the central site
  D. Remote stub router at a remote site
  D. Remote stub router at a remote site

• Question 294:

  What TCP message does a host send to establish a connection with a destination host?

  A. Establish
  B. Request open
  C. SYN
  D. ISN
  E. ACK
  F. HELLO
  C. SYN

• Question 295:

  A network administrator is having difficulty in establishing a serial link between a Cisco router and a router from another vendor. Both routers are configured for HDLC encapsulation. Which statements are true regarding this configuration? (Choose two.)

  A. The Cisco HDLC frame uses a proprietary "Type" field that may not be compatible with equipment of other vendors.
  B. HDLC requires a clock rate to be configured on the routers at both ends of the serial link.
  C. PPP encapsulation is recommended for serial links between equipment from multiple vendors.
  D. Usernames must be configured at both ends of the HDLC serial link
  E. The HDLC vendor type must be enabled on the Cisco router.
  F. There is a mismatch in the HDLC authentication password configurations.
  A. The Cisco HDLC frame uses a proprietary "Type" field that may not be compatible with equipment of other vendors.
  C. PPP encapsulation is recommended for serial links between equipment from multiple vendors.

• Question 296:

  A Cisco router has received a frame on an interface that is connected to a local network segment. The router has de-encapsulated the frame. What step is next in processing the packet?

  A. The router uses ARP to determine the MAC address of the next-hop router.
  B. The router encapsulates the packet into a frame appropriate for the outbound interface.
  C. The router searches the routing table to determine where to forward the packet.
  D. The router adds a frame to the packet with the next hop destination MAC address.
  C. The router searches the routing table to determine where to forward the packet.

• Question 297:

  When troubleshooting a LAN interface operating in full duplex mode, which error condition can be immediately ruled out?

  A. giants
  B. no buffers
  C. collisions
  D. ignored
  E. dribble condition
  C. collisions

• Question 298:

  What data structure is described in the graphic?

  

  A. FDDI frame
  B. Token Ring frame
  C. Ethernet frame
  D. IP datagram
  E. TCP segment
  F. UDP datagram
  E. TCP segment

• Question 299:

  What is the effect of using the service password-encryption command?

  A. Only the enable password will be encrypted.
  B. Only the enable secret password will be encrypted.
  C. Only passwords configured after the command has been entered will be encrypted.
  D. It will encrypt the secret password and remove the enable secret password from the configuration.
  E. It will encrypt all current and future passwords.
  E. It will encrypt all current and future passwords.

• Question 300:

  Refer to the exhibit.

  

  The ports that are shown are the only active ports on the switch. The MAC address table is shown in its entirety. The Ethernet frame that is shown arrives at the switch. What two operations will the switch perform when it receives this frame? (Choose two.)

  A. The MAC address of 0000.00aa.aaaa will be added to the MAC address table.
  B. The MAC address of 0000.00dd.dddd will be added to the MAC address table.
  C. The frame will be forwarded out port fa0/3 only.
  D. The frame will be forwarded out fa0/1, fa0/2, and fa0/3.
  E. The frame will be forwarded out all the active ports.
  A. The MAC address of 0000.00aa.aaaa will be added to the MAC address table.
  D. The frame will be forwarded out fa0/1, fa0/2, and fa0/3.