Module 16
Among satellite, cable Internet, and DSL, which technology experiences more latency?
Satellite
Your Windows system boots to a blue screen stop error and no Start screen or desktop. What do you do first?
Use the web to research the stop error messages and numbers
What are applications that can be installed in a browser to change the way the browser functions or to enhance the features of a single website?
Plug-ins and extensions
What is necessary to plan and use when implementing a network?
IP addressing scheme
What are the six major areas that Task Manager controls?
Applications, Processes, Services, Performance, Networking, Users
When using cable Internet, the data transmission shares the cabling with what other technology?
Television
You have important data on your hard drive that is not backed up and your Windows installation is so corrupted you know that you must refresh the entire installation. What do you do first?
Make every attempt to recover the data
The documentation for your router says that it can provide content filtering to filter out keywords except for pages that use the HTTPS protocol. Why is that?
HTTPS pages are encrypted, and the router cannot decrypt them to read the content.
Which software installed on key hosts can reveal the types of network traffic flowing through the network?
Wireshark
If the status of an application in Task Manager is listed as "Not responding", what two things could this mean?
1. Application is frozen 2. Application may still be busy completing a procedure and has not responded to Task Manager yet
What is the name of the port used by an Ethernet cable? What is the name of the port used by a dial-up modem?
Ethernet cable is RJ 45. Dial-up modem is RJ 11
When a driver is giving problems in Windows 10, which tool offers the least intrusive solution?
Device Manager
Suppose you wanted to download a new browser on your machine, but you are unsure if you are downloading from a trusted source. What can be used to verify that the download is genuine and error-free?
Hash generator
What Windows 10 tool is useful to determine which applications are using network services on a host?
Data Usage
When data is stored in virtual memory, on which of the system's components is this data located?
Hard drive
What is the maximum length of a cable on a 100BaseT network?
100 meters
If you are having a problem with a driver, which of the following should you try first? Second?
Update Windows.
Update the driver
Suppose you wanted to run a publicly accessible website from your network server. For user activity from the auto-configured to access your website and bypass your firewall, you allow incoming traffic on port 80 on your router for this purpose. What is this process called?
Port forwarding
A technician is troubleshooting a network problem. After troubleshooting, the technician concludes that a switch should be replaced. What should the technician do next?
Escalate the trouble ticket to the manager to approve the change.
The technician should escalate the problem to their manager.
Why would an administrator want to be cautious when changing the priority setting for an application running on a Windows Server 2008 server or domain controller?
If priority setting is too high, the application could monopolize the server's resources and cause the server's operating system to become unresponsive
What technology is used when power is transmitted on a network cable?
Power over ethernet (PoE)
A stop error halts the Windows 10 system while it is booting, and the booting starts over in an endless loop of restarts. How can you solve this problem of endless restarts?
Use the windows startup setting screen to disable automatic restarts
What can be done to prevent your wireless SSID from showing up on a list of available networks?
Disable SSID broadcast
A user is unable to reach the website when typing http://www.cisco.com in a web browser, but can reach the same site by typing http://72.163.4.161. What is the issue?
DNS
What is the function of the System Idle Process that is listed in Task Manager?
Displays information about the amount of each system resource that is NOT currently being used