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






2. What are 2 protocols for transfering web resources?






3. What is a benefit of a WAN?






4. How many host addresses can be assigned to a subnetwork when using the 130.68.0.0 network address w/ a subnet mask of 255.255.248.0?






5. If you want to connect 4 hosts in a home network - what would be the best deviced to be used?






6. 3 functions of the upper data link sublayer in the OSI model






7. statements of IP adressing






8. Given IP 172.16.134.64 and S/M 255.255.255.224 - this IP is an...?






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






10. After a routers ends its boot sequence - the admin wants to check the routers config. From the EXEC mode - which commands can the admin use?






11. Which OSI model layer is responsible for regulating the flow of information from source to destination - reliably and accurately?






12. What would be the response displayed after pinging 127.0.0.1 and there is a 0 packet transmission?






13. If host A's DG is 10.0.0.1 and host B's DG is 10.0.0.2 - when the router's IP address is 10.0.0.1. Which one will go through?






14. In an IPv4 environment - what information is used by the router to forward data packets from one interface of a router to another?






15. What do end devices do?






16. 3 primary functions of the data link layer encapsulation






17. 2 functions of encapsulation






18. During a TCP session - if packets arrive out of order - what will happen?






19. Which characteristics describe fiber optic cable?






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






21. 3 properties of peer-2-peer applications






22. Why is flow control used for TCP data transfer?






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






24. If there are potential electrical and/or electromagnetic hazards - what type of media is recommended for backbone cabling?






25. What command will you use to place the router into the correct mode to configure an appropiate interface to connect a LAN?






26. What are 2 layers of the OSI model that have the same functions as the TCP/IP Network Application Layer?






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






28. 3 statements about routes and their use






29. 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?






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






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






32. Network Protocols






33. What information is added during encapsulation at OSI Layer 3?






34. What is a drawback of the CSMA/CD access method?






35. Where is the IOS file stored at?






36. When do changes take effect in a Cisco router?






37. What can you identify when you examine the Network Layer header?






38. What is an automated service that matches resource names w/ required IP addresses?






39. What is the primary purpose of Layer 4?






40. When is a straight-through cable used in a network?






41. Which type of cable is most often associated w/ fiber-optic cable?






42. What is the purpose of a default gateway?






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






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






45. 3 terms that define the forms of help available within the Cisco IOS






46. There are 4 different hosts connected to a hub - media is being transfered between 2 of them but the other 2 will also like to transfer media. What must the latest hosts do to transfer the media?






47. What characteristic of an UTP helps reduce interference?






48. What command is used to change the default name to 'Costas'?






49. If you have a full-duplex operational network - what can happen?






50. 3 factors that should be considered when implementing Layer 2 protocols