Exam 22: Management

Jack is a network administrator at his organization. The computers in the finance department are connected to a hub. The employees in the finance department are complaining about very slow intermittent network and Internet access. On inspection, Jack finds that the activity LED on the hub sometimes turns orange. What is the most likely cause of the issue?

Which of the following actions would increase congestion on an Ethernet network?

What does the ns lookup utility do?

A user calls in and reports that the Wi-Fi connection is disconnected when the house telephone rings. Which of the following could cause this issue?

What type of application searches a system for ports that are open?

What command would you use to discover on which ports your system is listening?

Jack is planning to implement a fault tolerant mechanism on his company's web server. This is to avoid having to replace a failed drive and restore data without blocking data requests from many of the company's valuable customers. Which of these features should he implement on the web server?

Which of the following is the fastest method for transmitting data using a switch?

After connecting a PC to an available port on a switch, you find that the PC cannot access any of the resources on the LAN. No other PCs connected to the switch appear to be having any issues. What is the most likely cause of this problem?

You notice a workstation on your network is continuously trying to broadcast packets over and over. What is the most likely cause?

Which of the following TCP/IP troubleshooting utilities will allow you to view the open TCP/IP connections?

You are troubleshooting an issue with no connectivity through a DSL modem. Which of the following is a first step in resolving an issue?

Jack is working in an organization as an IT specialist. The company's web server is undergoing a process of security and redundancy enhancement. Hence, the server is now backed up with multiple power supplies and spike protection. Which of the following would strengthen the server in terms of a high uptime?

John is working in the Network repair and troubleshooting unit with a DSL service provider. He is trying to fix an issue with packets being lost en route to the destination. Which of these utilities can be used to find the number of hops a packet takes from the source to the destination?

What is the command you should issue from the command line in Windows to see all of the bound IP information?

Which of these utilities would you use to look up DNS information on the command line?

How can you check the basic IP settings that are bound to the NIC in windows?

You are working as a network administrator in your organization. A user complains that he is not able to print from a network printer attached to the network. When you try to ping the printer with an IP address, it gives a successful reply, but a host name ping fails. What could be the most likely cause?