Cisco 210-250 Online Practice Questions and Exam Preparation

Cisco 210-250 Online Questions & Answers

• Question 721:

  What is a Tor exit node?

  A. The encrypted Tor network
  B. The last Tor node or the "gateways" where the Tor encrypted traffic "exits" to the Internet
  C. The Tor node that performs encryption
  D. The Tor browser installed in your system in order to "exit" the Internet
  B. The last Tor node or the "gateways" where the Tor encrypted traffic "exits" to the Internet

• Question 722:

  Which one of the following options is the block cipher mode that uses an encryption method which has a feedback mechanism where each plaintext block is XORed with the previously encrypted block, and then is encrypted with the DES key?

  A. ECB
  B. DES
  C. CBC
  D. 3DES
  C. CBC

• Question 723:

  At which step of the change process is the configuration database updated?

  A. In the review and close change record
  B. When the request for change is created
  C. During the change implementation
  D. During the request for change review
  A. In the review and close change record

• Question 724:

  What is the maximum number of hosts that a Class B network can have?

  A. 254
  B. 32,766
  C. 65,534
  D. 16,777,214
  C. 65,534

• Question 725:

  The Cisco Web Security Appliance (Cisco WSA) can be both a physical and virtual instance. Which two of the following options are hypervisors that are currently supported in a virtual implementation of Cisco WSA? (Choose two.)

  A. Citrix XenServer
  B. Oracle VM Server for x86
  C. VMware ESXi
  D. Nutanix Acropolis
  E. Kernel-Based Virtual Machine
  C. VMware ESXi
  E. Kernel-Based Virtual Machine

• Question 726:

  Which hash algorithm is the weakest?

  A. SHA-512
  B. RSA 4096
  C. SHA-1
  D. SHA-256
  C. SHA-1

• Question 727:

  What is the attacker trying to gain by turning off the Windows Firewall on the victim's Windows machine?

  A. allow unsolicited incoming connections to the victim's machine
  B. block all outgoing connections from the victim's machine
  C. enable the victim's machine to send outbound CnC traffic back to the attacker's infrastructure
  D. allow a VPN connection from the victim's machine to the attacker's CnC server.
  A. allow unsolicited incoming connections to the victim's machine

• Question 728:

  Which two statements best describe why it is important to deploy an NTP solution in a network infrastructure? (Choose two.)

  A. NTP makes it impossible for timestamp information to be falsified.
  B. NTP is needed as a time source for network devices that do not have their own internal clocks.
  C. Accurate time stamping across the network is critical to forensic investigation after a compromise occurs.
  D. NTP can provide an authenticated time source from which security tools can operate.
  C. Accurate time stamping across the network is critical to forensic investigation after a compromise occurs.
  D. NTP can provide an authenticated time source from which security tools can operate.

• Question 729:

  What is the syslog priority (PRI) of a message from facility 20 with a severity of 4?

  A. 164
  B. 160
  C. 24
  D. 52
  A. 164

• Question 730:

  What is the length of the IPv6 addresses in bits?

  A. 48
  B. 64
  C. 128
  D. 256
  C. 128