1. What is the broadcast address for subnet 192.168.25.144/28?

2. Some of the things that are not usually supported by common virtual firewalls include? (choose all which apply).

3. The main purpose of a Denial of Service (DoS) attack is to make a machine or a network resource unavailable to its intended users.

4. Trust and identity management has which three components?

5. Trojan horse attacks usually follow some type of ________ attack.

6. You see one of the below symbols written outside a building on the ground. What is this an example of?

7. Your boss tells you that there is traffic hitting your firewall on port 3389 and is worried it's a network attack. What do you tell her?

8. IPSec helps protect the information that is transmitted through the VPN. VPNs with IPSec can be of which two main varieties?

9. Tick the subnets created with the network and mask of 172.16.0.0/17. (choose all which apply).

10. Write the wildcard mask to match subnet 255.255.192.0.

11. As traffic flows through a wireless network, associated MAC addresses are never encrypted so they can be easily discovered through a standard wireless LAN analysis. However, MAC address filtering must be used with caution because MAC addresses can be spoofed.

12. Some of the key differences between WPA and WPA2 include? (choose all which apply).

13. EtherChannels come in which two forms?

14. In a WAN environment, there might be _____ static routes, meaning static routes that point to a backup path.

15. Workstation-to-router redundancy can be accomplished in multiple ways, including? (choose all which apply)

16. Workstation-to-router redundancy can be accomplished in multiple ways, including? (choose all which apply)

17. The below processes are examples of what?

18. Traffic shaping and policing represent the same process.

19. You have a false ceiling at work and need to run network cables in the space. What cable type will you need to use?

20. Category 3 twisted pair cable can run at which speed?

21. Which cable end is shown below?

22. 192.168.100.0 /29 provides how many subnets and hosts-per-subnet?

23. Which of the below are examples of Non-Broadcast Multi-Access (NBMA) networks? (choose all which apply)

24. T1 is a standard often used in the following geographical regions?

25. _____ considered a label-switching technology, where packets are forwarded based on a 32-bit label, as opposed to an IP address.

26. Digital Subscriber Line (DSL) is used as an alternative to ISDN for home users. There are different types of DSL connections, but the most important ones include the following?

27. A significant disadvantage of using satellite connectivity is the _____.

28. There are two flavors of ISDN. These are?

29. Which subnet is host 200.100.100.12 /27 in?

30. In ISDN, what is the reference point between TE2 and TA?

31. T3 offers additional throughput because it uses the equivalent of __ T1 circuits.

32. Examples of fiber connectors include? (choose all which apply)

33. On an MDI device the Transmit pins are 1 and 2 and the Receive pins are ___.

34. Multi-mode fiber is often used for communication over short distances, either inside a building or outside if the distance is less than 2 km.

35. The first thing you should do when you suspect DNS issues is verify the DNS server configuration.

36. Transceivers can be plugged into and unplugged from a network device (e.g., switch, router, firewall, etc.) at any time without restarting the device (hot swapping).

37. Most of the MTU-related problems are caused by NAT connections.

38. In large environments, where you have more than one wireless access point, you need to make sure that all of the access points have different SSIDs configured.

39. Possible sources that might affect your wireless network, include? (choose all which apply)

40. Map the correct numbers to the correct OSI layers.

41. Match the correct protocol data unit (PDU) to the correct OSI layer.

42. MAC addresses are 48-bit values. The first 24 bits represent the ____ code, which identifies the vendor of the device.

43. The network switch aging timer helps to limit flooding by remembering the most active stations in the network.

44. Convert decimal value 56 into binary.

45. IPv6 addresses are ____ long, which means that a larger pool of IPv6 addresses is available

46. Routers forward Multicast and Broadcast packets by default.

47. Class D multicast addresses range from?

48. 172.20.0.0 /24 provides how many subnets and hosts-per-subnet?

49. Address _____ is used to test whether TCP/IP is working on your device.

50. Unlike IPv4, IPv6 natively supports IP Security (IPSec) (an open security framework).