Questions in .NET framework

Paint ANSI/AIM Code 39 in .NET framework Questions

Answer the following questions for your manager: 1. If this comes up again, what s the best way to remove the unwanted add-on 2. Are there any features enabled by default in Windows Vista that protect users from unwanted add-ons What are they 3. What s the best way to prevent unwanted add-ons in the future

You are a systems administrator working at the administrative offices of Fourth Coffee, a small shop with three Windows XP computers, three Windows Vista computers, and a Windows Server 2003 domain controller. Recently, an update caused a compatibility problem with Fourth Coffee s internal accounting program. Currently, all computers are configured to download updates from Microsoft and automatically install them overnight. Your manager has asked you to find a way to test updates before they re deployed to the computers in your organization.

Answer the following questions for your manager: 1. How can you test updates before they re deployed 2. Would your recommended deployment technology require any infrastructure 3. Will your recommended deployment technology work with both the Windows XP and Windows Vista computers 4. How can you configure the client computers to use your new deployment technology

For this task, you should complete at least Practices 1 through 3. If you want in-depth knowledge of how Internet Explorer handles both legitimate and malicious changes, complete Practice 4 as well. On your day-to-day computer, open Internet Explorer and view the Manage Add-Ons dialog box. Examine the different add-ons that are already installed. n Practice 2: Browsing Without Add-ons Launch Internet Explorer with add-ons disabled. Browse to your favorite websites and notice any differences caused by the missing add-ons. n Practice 3: Applications that Internet Explorer Has Virtualized On your day-to-day computer, use Explorer to browse \%userprofile%\AppData\Local\Microsoft\Windows\Temporary Internet Files\Virtualized\ and its subfolders. Make note of the applications that the Internet Explorer compatibility layer has virtualized and the types of files that were virtualized. n Practice 4: Browsing Dangerous Websites Perform a fresh installation of Windows Vista. Browse to your favorite websites and notice how the Information Bar, Protected Mode, and UAC work together to protect the user from potentially unwanted add-ons. Next, use Internet Explorer to browse to potentially dangerous websites that might try to install malicious software and view how Internet Explorer responds (hint: search for combinations of words such as crack, hack, warez, and serials ).

For this task, you should complete all three practices to gain experience analyzing update installations.

Practice 3: Examine the WindowsUpdate.log File Examine the %windir%\WindowsUpdate.log file and identify any updates that have been recently installed.

Practice 1 On a test computer with Windows Defender enabled, download and install a program that includes potentially unwanted software. For example, you might install a peer-to-peer file sharing application. Monitor Windows Defender notifications. Choose to reject any changes made by the potentially unwanted software. n Practice 2 Using the same potentially unwanted software, configure Windows Defender to ignore the software so that it installs correctly without alerting the user. n Practice 3 Examine the Windows Defender history and the System event log to analyze changes monitored by Windows Defender during the software installation.

The practice tests on this book s companion CD offer many options. For example, you can test yourself on just the content covered in this chapter, or you can test yourself on all the 70-622 certification exam content. You can set up the test so that it closely simulates the experience of taking a certification exam, or you can set it up in study mode so that you can look at the correct answers and explanations after you answer each question.