Cisco 640-822 Online Practice Questions and Exam Preparation

Cisco 640-822 Online Questions & Answers

• Question 141:

  Which transport layer protocol provides best-effort delivery service with no acknowledgment receipt required?

  A. HTTP
  B. IP
  C. TCP
  D. Telnet
  E. UDP
  E. UDP

• Question 142:

  What is the result of starting a new router that has no files saved in NVRAM?

  A. The router starts up in global configuration mode.
  B. The router starts up in user EXEC mode.
  C. The router starts up in privileged EXEC mode.
  D. The router starts up in setup mode.
  E. The router starts up in IP configuration mode.
  F. The router starts up in RX-boot mode.
  D. The router starts up in setup mode.

• Question 143:

  Which statement is correct regarding the configuration of a serial link on a Cisco router?

  A. Cisco routers are DCE devices.
  B. The clock rate command is a requirement for DCE interfaces.
  C. The bandwidth command guarantees maximum bandwidth during congestion.
  D. If the clock rate command is configured, then the bandwidth command is required.
  E. If the bandwidth command is configured, then the clock rate command is required.
  B. The clock rate command is a requirement for DCE interfaces.

• Question 144:

  What will cause a router to enter setup mode? (Choose two.)

  A. The setup command was issued from the privileged mode prompt.
  B. The IOS is corrupt.
  C. The IOS is missing.
  D. The configuration file is missing in NVRAM.
  E. Boot system commands are misconfigured in the running-configuration.
  F. The configuration register is set to 0x2100.
  A. The setup command was issued from the privileged mode prompt.
  D. The configuration file is missing in NVRAM.

• Question 145:

  What does administrative distance refer to?

  A. the cost of a link between two neighboring routers
  B. the advertised cost to reach a network
  C. the cost to reach a network that is administratively set
  D. a measure of the trustworthiness of a routing information source
  D. a measure of the trustworthiness of a routing information source

• Question 146:

  Refer to the exhibit.

  

  If CDP is enabled on all devices and interfaces, which devices will appear in the output of a show cdp neighbors command issued from R2?

  A. R2 and R3
  B. R1 and R3
  C. R3 and S2
  D. R1, S1, S2, and R3
  E. R1, S1, S2, R3, and S3
  C. R3 and S2

• Question 147:

  What is the network address for the host with IP address 192.168.23.61/28?

  A. 192.168.23.0
  B. 192.168.23.32
  C. 192.168.23.48
  D. 192.168.23.56
  E. 192.168.23.60
  C. 192.168.23.48

• Question 148:

  You need to configure 52 hosts for a computer lab. Which subnet mask is appropriate?

  A. 255.255.255.224
  B. 255.255.255.248
  C. 255.255.254.240
  D. 255.255.255.192
  D. 255.255.255.192

• Question 149:

  Which solution should be deployed to provide a secure connection over a shared infrastructure?

  A. firewall
  B. IPS
  C. router
  D. VPN
  D. VPN

• Question 150:

  Refer to the exhibit.

  

  Based only on the command output, what is true about interface Serial 0/0/0?

  A. A ping to the remote address 209.165.200.226 will be successful.
  B. The configuration is incomplete, which will cause the interface status to be "Serial0/0/0 is down, line protocol is down".
  C. The configuration is incomplete, which will cause the interface status to be "Serial0/0/0 is up, line protocol is down".
  D. The interface is using Cisco HDLC for the Layer 2 encapsulation.
  D. The interface is using Cisco HDLC for the Layer 2 encapsulation.