Test your basic knowledge |

Subjects : cisco, it-skills, ccna
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Given IP 172.16.134.64 and S/M 255.255.255.224 - this IP is an...?






2. What application layer protocol is used to support file transfers between client and server?






3. At which layer of the TCP/IP model does ethernet operate?






4. There are too many broadcasts on switches - what can be done?






5. A router interface has been assigned an IP address of 172.16.192.166 with a mask of 255.255.255.248. To which subnet does the IP address belong?






6. 3 characteristics of valid Ethernet Layer 2 addresses






7. What are 3 common problems w/ large networks?






8. When a collision occurs using CSMA/CD - how do hosts w/ data to transmit respond after the backoff period expires?






9. What is the name of the application layer protocol used for file sharing on Microsoft Networks?






10. What connectors are commonly associated w/ Cisco's V.35 serial cables?






11. What are 3 properties of contention-based media access for a shared media?






12. What info is found in the TCP and UDP header info?






13. What is a component of a routing table entry?






14. What device can check for faults - integrity and performance of media?






15. What are 3 pieces of info about a route contained in a routing table?






16. What is the purpose of resource records in DNS?






17. What are 2 email components used to forward mail between servers?






18. What characteristic of an UTP helps reduce interference?






19. What is the primary purpose of ARP?






20. Which transport layer protocol provides low overhead and is used for applications that do not require reliable data delivery?






21. What do the intermediary devices in the network do?






22. How many bits make up an IPv4 address?






23. An admin wants to evaluate all traffic in a network. To ensure that all packets are captured - what network device should be used?






24. With TCP/IP encapsulation - which range of port numbers identifies all well known applications?






25. After a browser makes a request to a web server in the standard port - what will be the port number in the TCP header?






26. Which layer supplies services and allows user interface?






27. What is the primary funcion of the trailer in the Data Link Layer encapsulation?






28. 3 common problems w/ a large network






29. What method of signal transmission uses radio waves to carry signals?






30. 2 most commonly used media types in ethernet networks






31. Group of hosts that have identical bit patterns in the high order bits of their addresses






32. 3 primary functions of the data link layer encapsulation






33. What is a benefit of a WAN?






34. 2 things that will happen if a router receives an ICMP packet which has a TTL value of 1 and the destination host is several hops away






35. Default Gateway is incorrect on the host - What is the impact on the communications?






36. What is the purpose of the preamble in an ethernet frame?






37. 3 functions of the upper data link sublayer in the OSI model






38. Why are port numbers included in the TCP header of a segment?






39. What determines the method of media access control?






40. What event occurs during the 3-way handshake?






41. What are key considering factors when grouping hosts into common networks?






42. 2 features that make switches preferable to hubs






43. What is an effect of improperly applying a network cable connector?






44. During encapsulation - what happens in the Data Link Layer?






45. What makes fiber preferable to copper for interconnecting buildings?






46. 2 characteristics of clients in data networks






47. If you have a PC - 3 routers and a Laptop... How many unique CRC calculation will take place as traffic routes from the PC to the Laptop?






48. 2 characteristics of peer-2-peer






49. If you have an Ethernet Frame w/ a Header - Data and a Trailer. It is a...?






50. What kind of problems are caused by excessive broadcast traffic on network segments?