Cisco 210-250 Online Practice Questions and Exam Preparation

Cisco 210-250 Online Questions & Answers

• Question 501:

  What is the destination port defined in the DHCP Offer message?

  A. 69 UDP
  B. 69 TCP
  C. 68 UDP
  D. 68 TCP
  C. 68 UDP

• Question 502:

  Which statement best describes an application proxy?

  A. They are devices that operate as intermediary agents on behalf of clients
  B. Application proxies can be classified as next-generation firewalls
  C. Clients on the protected network send connection requests to the application proxy to encrypt packets to the internet
  D. Application proxies always perform Network Address Translation on behalf of clients
  A. They are devices that operate as intermediary agents on behalf of clients

• Question 503:

  In addition to discretionary, non-discretionary, and mandatory access control, which two should be part of an organization's access security plan? (Choose two.)

  A. separation of duties
  B. account lock-outs
  C. physical security locks
  D. principle of least privilege
  E. photo identification
  A. separation of duties
  D. principle of least privilege

• Question 504:

  What are three common core directories for almost all Linux distributions? (Choose three.)

  A. /etc
  B. /bin
  C. /bob
  D. /user
  E. /usr
  F. /top
  A. /etc
  B. /bin
  E. /usr

• Question 505:

  Which two of the following statements are true regarding the DHCP relay agent? (Choose two.)

  A. DHCP relay is required if the DHCP clients and the DHCP servers are located in the same broadcast domain
  B. The DHCP server uses the ciaddr IP address to select an IP address pool from which to assign the IP addresses to the DHCP client.
  C. The primary function of a DHCP relay agent is to relay the DHCP messages from the local DHCP clients to the remote DHCP servers.
  D. DHCP discovery messages are broadcasted from the DHCP relay agent to the DHCP servers.
  E. When the DHCP relay agent receives a broadcast packet from a connected client, it changes the giaddr field from zero to the relay agent IP address, and forwards the message to the DHCP server.
  C. The primary function of a DHCP relay agent is to relay the DHCP messages from the local DHCP clients to the remote DHCP servers.
  E. When the DHCP relay agent receives a broadcast packet from a connected client, it changes the giaddr field from zero to the relay agent IP address, and forwards the message to the DHCP server.

• Question 506:

  Which four encryption protocols and protective algorithms are identified in the NSA Suite B specification? (Choose four.)

  A. AES
  B. MD5
  C. ECDSA
  D. Diffie-Hellman Group5
  E. ECDH
  F. 3DES
  G. SHA-2
  A. AES
  C. ECDSA
  E. ECDH
  G. SHA-2

• Question 507:

  Which evasion method involves performing actions slower than normal to prevent detection?

  A. traffic fragmentation
  B. tunneling
  C. timing attack
  D. resource exhaustion
  C. timing attack

• Question 508:

  When using DHCP with IP phones, what is option 150 used for?

  A. to identify the preferred name server
  B. to supply the TFTP server IP address for image download
  C. to identify the default gateway
  D. to assign a fallback IP address
  B. to supply the TFTP server IP address for image download

• Question 509:

  Which type of attack tricks the victim user into giving the attacker privileged access to a resource?

  A. cross-site scripting
  B. social engineering
  C. smurf attack
  D. denial of service
  B. social engineering

• Question 510:

  Which protocol is expected to have NTP a user agent, host, and referrer headers in a packet capture?

  A. NTP
  B. HTTP
  C. DNS
  D. SSH
  B. HTTP