Cisco 210-250 Online Practice Questions and Exam Preparation

Cisco 210-250 Online Questions & Answers

• Question 491:

  To provide origin authentication, the sender encrypts the message using an asymmetric encryption algorithm. In this case, the receiver of the message must use what to decrypt the message?

  A. sender's digital signature
  B. sender's shared key
  C. sender's private key
  D. sender's public key
  D. sender's public key

• Question 492:

  Which SQL command is used to modify the database structure?

  A. UPDATE
  B. CHANGE
  C. ALTER
  D. EDIT
  C. ALTER

• Question 493:

  Which data handling concept pertains to securing artifacts against change?

  A. integrity
  B. chain of custody
  C. risk
  D. nonrepudiation
  A. integrity

• Question 494:

  How do traffic interrogation applications function when inline?

  A. They ingest the traffic as it passes through the device and inspect it in real time
  B. They create a copy of the packet and send it off to be analyzed by an IDS or IPS
  C. They utilize header information passed to it from mirrored ports
  D. They passively "sniff" the wire to look for signatures
  A. They ingest the traffic as it passes through the device and inspect it in real time

• Question 495:

  The other one was, something similar to, what cryptography is used on Digital Certificates? The answers included:

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

• Question 496:

  Which is a key requirement for the RSPAN feature to work across a network?

  A. All switches must belong to the same management network address range.
  B. Trunk ports must connect all switches from the source port to the destination port of the RSPAN.
  C. All ports on source and destination switches must be configured as access ports.
  D. All switches must reside in the same VTP domain.
  E. All network devices must be the same model and run the same IOS version.
  B. Trunk ports must connect all switches from the source port to the destination port of the RSPAN.

• Question 497:

  How many bits does an IPv4 address have?

  A. 16
  B. 32
  C. 48
  D. 64
  B. 32

• Question 498:

  How can an attacker who is using the Windows command line run all the commands with administrator privilege?

  A. run the command prompt program as administrator
  B. use the su root command
  C. boot Windows into Safe mode
  D. use the admin option in the command line commands
  A. run the command prompt program as administrator

• Question 499:

  In the context of the X.500 standard, how is an entity uniquely identified within a directory information tree?

  A. By its distinguish name (DN)
  B. By its relative distinguish name (RDN)
  C. By its FQDN
  D. By its DNS name
  A. By its distinguish name (DN)

• Question 500:

  Which three of the following statements are true about network behavior anomaly detection? (Choose three.)

  A. It can enable an analyst to quickly track down malicious activities on the network by identifying abnormal network traffic conditions.
  B. It requires very little computational overhead.
  C. It works effectively as long as the baseline covers a 24-hour period.
  D. It works by comparing a known state of normal traffic to current traffic flows.
  E. Its validity and usefulness can be impaired if the size of the sliding window is not set appropriately.
  F. It works by searching network traffic for a series of bytes or packet sequences that are known to be malicious.
  A. It can enable an analyst to quickly track down malicious activities on the network by identifying abnormal network traffic conditions.
  D. It works by comparing a known state of normal traffic to current traffic flows.
  E. Its validity and usefulness can be impaired if the size of the sliding window is not set appropriately.