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. If you have a small network w/ 3 computers...






2. 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?






3. What subnet mask will an admin assign to the network address 172.30.1.0 if its possible to have 254 hosts?






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






5. What is the role of MTA in handling email?






6. What is PDU?






7. 3 properties of peer-2-peer applications






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






9. Statements that describe LAN






10. At which layers of the OSI model does ethernet operate?






11. What process routers use to determine the subnet network address w/ an IP address and a subnet mask?






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






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






14. What is dinamically selected by the source host when forwarding data?






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






16. What can be a problem that is reduced by adding end-to-end addressing?






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






18. statements of IP adressing






19. What is the proper order of the OSI Layers?






20. What is a mechanism used by TCP to provide flow control as segments travel from source to destination?






21. An admin needs a media that can run up to 100m in legth. Which type of media would be best?






22. What is the primary purpose of ARP?






23. What are 2 forms of application layer software?






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






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






26. 3 statements about routes and their use






27. What is a benefit of a WAN?






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






29. 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?






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






31. What is the purpose of the TCP/IP Network Application Layer?






32. On a ethernet segment - why do hosts that experience a collision use a random delay before attempting to transmit?






33. Which device is used to create or divide broadcast domains?






34. 2 features that make switches preferable to hubs






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






36. 3 facts about the network portion of an IPv4 address






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






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






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






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






41. What command can be used to determine if the router has experienced any input or output errors?






42. What type of network cable is used between a terminal and a console port?






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






44. What are 2 features of User Diagram Protocol (UDP)?






45. What are 2 common characteristics associated w/ dynamic routing protocols?






46. Which characteristics describe fiber optic cable?






47. What type of routing uses information that is manually entered into the routing table?






48. 3 statements of media acess control






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






50. 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?