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CISCO Certification (Certification) Question and Answers-Page first

CISCO Certification problems


  • 1. What is the subnet for host ID 10.16.3.65/23?

  •           Discuss     

  • 2. Which class of IP address provides a maximum of only 254 host addresses per network ID?

  • Options
  • A. Class A
  • B. Class B
  • C. Class C
  • D. Class D

  • Tags: Analyst, IT Trainer, Project Manager

  •           Discuss     

  • 3. The network address of 172.16.0.0/19 provides how many subnets and hosts?

  • Options
  • A. 7 subnets, 2046 hosts each
  • B. 7 subnets, 8190 hosts each
  • C. 8 subnets, 2046 hosts each
  • D. 8 subnets, 8190 hosts each

  •           Discuss     

  • 4. Convert 10100010111101011001110110001011 2 to dotted decimal.

  •           Discuss     

  • 5. At which layer is routing implemented , enabling connections and path selection between two end systems?

  •           Discuss     

  • 6. Which layer defines how data is formatted , presented, encoded, and converted for use on the network?

  •           Discuss     

  • 7. If a switch has three computers connected to it, with no VLANs present, how many broadcast and collision domains is the switch creating?

  • Options
  • A. Three broadcast and one collision
  • B. Three broadcast and three collision
  • C. one broadcast and three collision
  • D. One broadcast and one collision

  •           Discuss     

  • 8. What must happen if a DHCP IP conflict occurs?

  • Options
  • A. Proxy ARP will fix the issue
  • B. The client uses a gratuitous ARP to fix the issue
  • C. The administrator must fix the conflict by hand at the DHCP server
  • D. The DHCP server will reassign new IP addresses to both computers

  •           Discuss     

  • 9. Which OSI layer defines the standards for cabling and connectors?

  • Options
  • A. Layer 1
  • B. Layer 4
  • C. Layer 7
  • D. Layer 3

  • Tags: Network Engineer

  •           Discuss     

  • 10. Which layer combines bits into bytes and bytes into frames, uses MAC addressing , and provides error detection?

  •           Discuss     


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