Cisco 210-250 Online Practice Questions and Exam Preparation

Cisco 210-250 Online Questions & Answers

• Question 131:

  Which one of the following options describes the concept of using a different key for encrypting and decrypting data?

  A. symmetric encryption
  B. avalanche effect
  C. asymmetric encryption
  D. cipher text
  C. asymmetric encryption

• Question 132:

  What is CAPWAP used for?

  A. To enable wireless client mobility through different access points
  B. For communication between a client wireless station and an access point
  C. For communication between a lightweight access point and a wireless LAN controller
  D. For communication between an access point and the distribution service
  C. For communication between a lightweight access point and a wireless LAN controller

• Question 133:

  Cisco pxGrid has a unified framework with an open API designed in a hub-andspoke architecture. pxGrid is used to enable the sharing of contextual-based information from which devices?

  A. From a Cisco ASA to the Cisco OpenDNS service
  B. From a Cisco ASA to the Cisco WSA
  C. From a Cisco ASA to the Cisco FMC
  D. From a Cisco ISE session directory to other policy network systems, such as Cisco IOS devices and the Cisco ASA
  D. From a Cisco ISE session directory to other policy network systems, such as Cisco IOS devices and the Cisco ASA

• Question 134:

  Which protocol is used to request a host MAC address given a known IP address?

  A. ARP
  B. DHCP
  C. ARPv6
  D. DNS
  A. ARP

• Question 135:

  Which two statements are true about packet captures and packet capturing utilities? (Choose two.)

  A. Packet captures can record transactions between specific hosts on a network and be played back later for deep packet analysis.
  B. Most packet capturing tools are cumbersome and difficult to configure.
  C. Packet captures can provide information about hidden content that may be inside a packet.
  D. Because packet captures are relatively useless unless entire untruncated packets are captured, maximum packet length is not a configurable option in packet capture utilities.
  A. Packet captures can record transactions between specific hosts on a network and be played back later for deep packet analysis.
  C. Packet captures can provide information about hidden content that may be inside a packet.

• Question 136:

  Which type of query is sent from a DNS resolver to a DNS server?

  A. Recursive
  B. Iterative
  C. Simple
  D. Type Q query
  A. Recursive

• Question 137:

  What determines the class of an IP address?

  A. the number of bits in the host field
  B. the subnet mask
  C. the most significant bit (MSB) pattern
  D. the third octet
  C. the most significant bit (MSB) pattern

• Question 138:

  Which part of the NTFS formatted disk drive can be damaged by corrupting the first 16 sectors of the drive?

  A. master file table
  B. partition boot sector
  C. system files
  D. file area
  B. partition boot sector

• Question 139:

  Which one of the following statements is considered a DNS "blind spot?"

  A. A DNS blind spot is defined as the inability to change the CX DNS records for outbound requests.
  B. A blind spot is the failure to properly monitor DNS activity for security purposes.
  C. DNS blind spots are created when a root-level DNS server is under a DDos attack.
  D. Blind spots are caused by improper or lack of proper software patching to DNS BIND servers.
  E. DNS blind spots are a direct result of DoS port scanning of UDP port 53.
  B. A blind spot is the failure to properly monitor DNS activity for security purposes.

• Question 140:

  What is one of the primary benefits of a defense-in-depth strategy?

  A. You can deploy advanced malware protection to detect and block advanced persistent threats.
  B. You can configure firewall failover in a scalable way.
  C. Even if a single control (such as a firewall or IPS) fails, other controls can still protect your environment and assets.
  D. You can configure intrusion prevention systems (IPSs) with custom signatures and auto-tuning to be more effective in the network.
  C. Even if a single control (such as a firewall or IPS) fails, other controls can still protect your environment and assets.