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1.  Sasha, an HR Manager, has a laptop that runs Windows 7 Enterprise. She complains that her laptop’s performance has deteriorated drastically. Sasha states that when a month starts, her laptop runs fine. Within a week or so, performance gets deteriorated. You open the Task Scheduler and find that it is configured as shown below:

You need to accomplish the following tasks:

  • Improve the performance immediately.
  • Ensure that the problem is addressed for future also.

Which of the following steps will you take to accomplish the task?

Each correct answer represents a complete solution. Choose two.

A:   From the elevated command prompt, run the following command-
Defrag /c /h.
B:   From the elevated command prompt, run the following command-
Defrag /a.
C:   In the Task Scheduler, configure defragmentation to occur on weekly basis.
D:   In the Task Scheduler, configure defragmentation to occur on daily basis.
Explanation: Answer options A and C are correct.

According to the question, you have to accomplish the following tasks:

  • Improve the performance immediately.
  • Ensure that the problem is addressed for future also.
In order to accomplish the first task, you will have to run the Defrag /c /h command from the elevated command prompt. The /c switch will defrag all local volumes on the laptop. The /h switch will run the defrag operation in the normal priority, which runs operation faster than the default low priority.
To accomplish the second task, you will have to schedule the defragmentation process to occur on a weekly basis. According to the question, Sasha states that when a month starts, her laptop runs fine. Within a week or so, performance gets deteriorated. It clearly indicates that the storage disk on the laptop is heavily used and is getting fragmented very quickly in a week’s time. A weekly defragmentation will ensure that the problem is addressed for future also.

Answer option B is incorrect. The /a switch with the Defrag command displays a fragmentation analysis report for the specified volume without defragmenting it.

Answer option D is incorrect. It is not required to run the defragmentation process on a daily basis.

2. You work as a technician for Net Perfect Inc. The company has a Windows Server 2008-based network environment. The company has recently purchased twenty computers. You are required to deploy Windows 7 on all of them. You decide to use Windows 7 image for the deployment. Which of the following utilities will you use to create the answer file and network shares for the image?
A.   Windows SIM
B.   Windows PE
C.   SYSPREP
D.   ImageX
Explanation: Answer option A is correct.

In order to create the answer file for the deployment of Windows 7, Windows SIM is used. Windows System Image Manager (Windows SIM) is a Windows tool that is used to create answer files (unattended.xml) and network shares. It is also used to modify files available in a configuration set. This answer file is then transferred to the master computer, which is used for creating the installation image.

Answer option B is incorrect. Windows Preinstallation Environment (Windows PE) is a 32-bit operating system with limited services incorporated. Windows PE is built on the Windows Vista kernel. It provides the minimal set of features required to run Windows Setup, access and install operating systems from the network, script basic repetitive tasks, and validate hardware.

Answer option C is incorrect. The SYSPREP tool is used to prepare an image of a hard disk of a computer running a Windows operating system, so that it can be deployed to multiple destination computers. It prepares the computer by cleaning various user and machine settings and log files.

Answer option D is incorrect. ImageX is a command-line tool that captures, modifies, and applies installation images for deployment in a large environment. ImageX uses the Microsoft Windows Imaging Format (WIM) image format. ImageX captures a volume to a WIM file and applies a WIM file to a volume.

3. You work as a Network Administrator for Net Perfect Inc. The company has a Windows Server 2008 network environment. The servers on the network run Windows Server 2008 R1. The company headquarters is located at Seattle and a branch office at Sydney. The network is configured as a Windows Active Directory-based single domain network. The company’s network is configured as shown in the image below:

You are configuring offline files for branch office users. A file server is placed at the headquarters. As both offices are connected to each other through a slow WAN link, you want to reduce the number of times a client computer might have to retrieve the same data from the file server. Which of the following feature of offline files will help you?

A.   Background synchronization
B.   BranchCache
C.   Folder redirection
D.   Transparent caching
Explanation: Answer option D is correct.

Transparent caching is an enhanced feature of offline files. Windows 7 has enhanced the offline files feature through transparent caching for improved performance and user productivity in remote offices. Earlier, to open a file across a slow network, client computers always retrieved the file from the server computer, even if the client computer had recently read the file. Now, Windows 7 transparent caching enables client computers to cache remote files more aggressively. This reduces the number of times a client computer might have to retrieve the same data from a server computer and helps improve the performance.

Answer option A is incorrect. The background synchronization is an enhanced feature for offline files in Windows 7. This feature makes synchronization of offline files automatically in the background, without requiring the user intervention to choose between online and offline modes. Earlier, with Windows Vista, user updates to files are written to the server computer when the user is online. If the user is offline, the file updates are cached on the client computer’s disk and synchronized with the server the next time the user is online. In Windows 7, as soon as user is online, synchronization starts automatically in the background. This feature makes offline file synchronization transparent to end user.

Answer option B is incorrect. You cannot use BranchCache feature in this scenario, as it requires one of the servers having Windows Server 2008 R2. According to the question, you do not have one.

Answer option C is incorrect. Folder redirection has nothing to do with the scenario. Folder Redirection is a feature in Windows to redirect user profile folders such as Documents, Searches, Links, Contacts, etc. to a central network location so that it can be accessed from any local computer in the domain.

4.  You work as a Network Administrator for Tech Perfect Inc. Rick, a Sales Manager, complains that his Windows 7 computer is unable to boot. You suspect that a missing or corrupted operating system file is preventing the computer from booting. You find that Safe mode booting and the Last Known Good Configuration options do not work. Which of the following steps will you take to resolve the issue with the least administrative burden?

A.   Run System Recovery Options.
Choose the Windows Complete PC Restore option.
B.   Run System Recovery Options.
Choose the System Restore option.
C.   Run System Recovery Options.
Choose the Startup Repair option.
D.   Run System Recovery Options.
Choose the Windows Memory Diagnostic Tools option.
Explanation: Answer option C is correct.

According to the question, you have to take the step that involves least administrative burden. The Startup Repair option does not require any user intervention.

System Recovery Options in Windows 7 provide tools for a user to repair a computer in case Safe mode and Last Known Good Configuration do not work. The System Recovery Options include the following five tools:

    • Startup Repair: The Startup Repair tool in System Recovery Options restores missing files and repairs basic disk error that stop Windows 7 from booting properly. No user intervention is required after starting this option. This option cannot be used to fix hardware failures. It does not help if the computer is infected with virus.
    • System Restore: The System Restore tool in System Recovery Options is a recovery component of Windows 7. It is used to restore a Windows 7 computer to its previous state without losing any personal data file. System Restore automatically creates restore points while monitoring changes made to the computer and application files. These restore points are used to revert the system to its previous state. Restore points are created daily and at the time of major system events such as the installation of an application or driver. Restore points can be created and named manually any time.
    • Windows Complete PC Restore: The Windows Complete PC Restore tool in System Recovery Options completely rebuilds Windows installation by using the Windows 7 installation media and the full backup. This option works as the Automated System Recovery tool in earlier versions of Windows.
    • Windows Memory Diagnostic Tool: It is difficult to diagnose physical memory errors as RAM problems are generated at random. The Windows Memory Diagnostic Tool option in Recovery Options is used to detect errors on physical memory. Running this option reboots the computer and a series of memory tests is performed.
    • Command Prompt: The Command Prompt tool in System Recovery Options is used to manually replace corrupt system files. This is mostly used when Startup Repair tool fails to detect a corrupt system file.
  • Return Windows to original settings: This is a new option available in System Recovery Options. It reinstalls Windows using installation files stored on the hard disk.
5. Users can access System Recovery Options by booting off the Windows 7 installation media.
 You work as a Network Administrator for Net Perfect Inc. The company has a Windows Server 2008 R2 network environment. The company’s headquarter is located at Seattle. The company has two branch offices at Sydney and Tokyo. Each location contains 200 users. The network is configured as shown in the image below:

A file server is located at the headquarters that contains a confidential file named Report. All users in the company require updating this file daily. Users in the branch office are complaining about the deteriorated performance of the network while accessing the Report file. You know that the traffic on the slow WAN while accessing the file is the prime cause. Which of the following steps will you take to resolve the issue?

A.   Keep a copy of the Report file in branch offices.
       Ask users in the branch office to use the local file.
B.   Configure BranchCache in Distributed Cache mode.
C.   Configure BranchCache in Hosted Cache mode.
D.   Configure offline files on each user’s computer.
Explanation: Answer option C is correct.

In order to resolve the issue, you will have to configure BranchCache in Hosted Cache mode. In this mode, a server is used in the branch office to cache a file or site. All the users in the branch use this server to update the file. BranchCache is a Windows feature to improve application response time and reduce WAN traffic. The Windows 7 and Windows Server 2008 R2 operating systems introduce BranchCache. It enables contents from file and Web servers on a wide area network (WAN) to be cached on computers at local branch office. There are two modes of BranchCache configuration:

  • Distributed Cache mode: In this mode of configuration, cached content are distributed across peer client computers.
  • Hosted Cache mode: In this mode of configuration, cached content are centrally hosted on a server.
Depending upon the priority/situation, administrators can choose their configuration settings.
Answer option A is incorrect. Separate copy of the file will make the security vulnerable for it. Moreover, it is not advisable to maintain several copies of a single file.

Answer option B is incorrect. According to the question, each location contains 200 users. In the Distributed Cache mode, you will have to configure each client computer. This will involve a lot of administrative burden. Furthermore, the Distributed Cache mode configuration will increase the synchronization traffic on the slow WAN link.

Answer option D is incorrect. Configuring offline files on each user’s computer will increase the synchronization traffic on slow WAN link.

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