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Book 1 > Chapter 6 > Flashcards

Chapter 6 Flashcards

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1
Q

What is the simplest WSUS architecture?

A

Single WSUS server

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2
Q

Which WSUS architecture pushes updates from a central server to downstream servers?

A

Replica WSUS servers

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3
Q

Which WSUS architecture pushes updates from a central server to downstream servers for site admins to individually approve?

A

Autonomous WSUS servers

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4
Q

Which WSUS architecture only sends a list of updates from a central server to downstream servers for them to download the updates directly from Microsoft?

A

Low-bandwidth WSUS servers

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5
Q

Which WSUS architecture allows administrators to send updates to downstream servers on an offline medium, such as an external drive?

A

Disconnected WSUS servers

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6
Q

What is the recommended maximum number of layers for a WSUS architecture?

A

Three

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7
Q

What database is used by default in WSUS?

A

Windows Internal Database (WID)

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8
Q

How do you set up WSUS to use SQL instead of WID?

A

At installation, under Role Services, uncheck “WID Connectivity” and check “SQL Server Connectivity”

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9
Q

What are the requirements to use SQL Server with WSUS?

A

SQL server cannot be DC, WSUS server cannot be running Remote Desktop Services, both servers must be on same or trusted domain, have the same time zone, and each WSUS server must have its own database instance

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10
Q

Where can you configure the storage location for WSUS?

A

At installation, under Content, you can choose a path to store updates

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11
Q

How can you configure WSUS to not store updates, and only mark them as approved for clients to download themselves?

A

In the Content section, uncheck the “Store updates…” box

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12
Q

What other role is installed by default along with WSUS?

A

IIS so that clients have web server to connect to

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13
Q

How can you install WSUS with PowerShell?

A

Install-WindowsFeature -Name UpdateServices -IncludeManagementTools

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14
Q

What command must be run to configure WSUS storage after installing the feature through PowerShell?

A

wsusutil.exe postinstall content_dir=d:\wsus

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15
Q

How do you install WSUS without WID using PowerShell?

A

Install-WindowsFeature -Name UpdateServices-Services,UpdateServices-DB -IncludeManagementTools

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16
Q

What command needs to be run after installing WSUS without WID using PowerShell?

A

wsusutil.exe postinstall sql_instance_name=”db1\sqlinstance1” content_dir=d:\wsus

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17
Q

What is an easy way to conserve bandwidth and space in WSUS?

A

Only download updates in languages you use

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18
Q

What classes of updates does WSUS distribute by default?

A

Critical, Definition, Security, and Upgrades

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19
Q

How do you enable server-side targeting in WSUS?

A

Select a computer in the Update Services console, right-click and select “Change Membership”

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20
Q

How do you enable client-side targeting in WSUS?

A

Enable the Enable Client-Side Targeting Group Policy setting

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21
Q

How do you approve an update in WSUS?

A

In the Update Services console, right-click an update and select Approve to open the Approve Updates dialog and select which groups receive the update

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22
Q

How can clients be configured to receive updates from a WSUS server?

A

Using a GPO

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23
Q

Which Group Policy setting needs to be enabled to use WSUS?

A

Computer Configuration > Policies > Administrative Templates > Windows Components > Windows Update > Configure Automatic Updates

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24
Q

Which Group Policy setting needs to be enabled to set a time interval for when a client restarts after an update is installed?

A

Delay Restart for Scheduled Installations

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25
Which Group Policy setting can be enabled to set a time to remind a user to restart after postponing a restart after an update?
Re-Prompt for Restart With Scheduled Installations
26
Which Group Policy setting can be enabled to prevent a client from restarting when a user is logged on?
No Auto-Restart With Logged On Users for Scheduled Automatic Updates Installations
27
Which Group Policy setting can be enabled to wake a computer from hibernation when updates need to be installed?
Enabling Windows Update Power Management to Automatically Wake Up the System to Install Scheduled Updates
28
Which Group Policy setting can be enabled to set a time interval for how long a client should wait after startup to install missed updates?
Rescheduled Automatic Updates Scheduled Installations
29
What is the default URL for a WSUS server?
http://servername:8530
30
Which Group Policy setting needs to be changed to point to the WSUS server?
Specify Intranet Microsoft Update Service Location
31
Which Group Policy setting can be enabled to set an interval for how often a client checks for Windows updates?
Automatic Updates Detection Frequency
32
Which Group Policy setting allows for clients to receive updates that are not signed by Microsoft?
Allow Signed Updates From an Intranet Microsoft Update Service Location
33
What is the service name for Windows Defender?
Windefend
34
How do you remove Windows Defender using PowerShell?
Uninstall-Windows-Feature -Name WindowsServerAntimalware
35
Which PowerShell cmdlet is used to modify Windows Defender preferences?
Set-MpPreference
36
Where are Windows Defender settings located in Group Policy?
Computer Configuration > Policies > Administrative Templates > Windows Components > Windows Defender
37
What system provides the most control over Windows Defender settings?
Group Policy
38
What types of drives are not supported by Windows Server Backup?
Tape and optical drives not accessible through the filesysem
39
What scheduling options are available in Windows Server Backup?
Either as a single job, or once or more per day: scheduling jobs for future dates or intervals longer than 24 hours is not supported
40
What job types are supported by Windows Server Backup?
Full and incremental, not differential
41
What format does Windows Server Backup store data in?
VHDX
42
What additional requirements do scheduled backups have over single backup jobs?
A hard disk is reformatted for exclusive use by Windows Sever Backup, optical disks or network shares are not supported
43
What setting allows Windows Server Backup to back up only changes from the last backup?
Faster Backup Performance (instead of Normal)
44
How do you restore an Active Directory system state from backup?
List the backed up system states with wbadmin get versions, then recover with wbadmin start systemstaterecovery -version:11/27/2016-11:07
45
What is a nonauthoritative restore?
Restores an AD server to the state it was, then when it reconnects to other AD servers, it updates its state to match them, deleting any items that are deleted on those servers
46
What is an authoritative restore?
A restore that is run by booting the server into Directory Services Repair Mode (DSRM), restoring system state with Wbadmin.exe, then restoring objects authoritatively with Ntdsutil.exe
47
How do you authoritatively restore GPOs?
Use the Group Policy Management console to restore a backup that was created with the same console
48
What services makes it possible to for a Hyper-V host to backup guest VMs?
Hyper-V Volume Shadow Copy Requestor
49
How can you back up and restore IIS conifguration?
appcmd add backup backupname ; appcmd restore backup backupname
50
What Performance Monitor setting can make it easier to monitor systems operating close to idle?
Reduce the maximum value of the Y axis
51
What tool is used to measure long-term performance statistics of a server?
Performance Monitor
52
What are statistics collected by Performance Monitor for later review?
Data collector set
53
Which CPU counter measures the number of program threads waiting to be executed?
System: Processor Queue Length
54
What is the maximum acceptable value of Processor Queue Length?
Less than 10
55
What is the maximum acceptable value of % Processor Time?
Less than 85%
56
Which CPU counter measures the number of requests waiting to use a specific processor?
Server Work Queues: Queue Length
57
What is the maximum acceptable value Server Work Queues: Queue Length?
Less than 4
58
Which CPU counter measures the number of hardware interrupts the processors is servicing each second?
Processor: Interrupts/Sec
59
What is the single most important subsystem to monitor, that affects all other systems?
Memory
60
Which memory counter measures the number of times per second that data is not found in memory?
Memory: Page Faults/Sec
61
What is the maximum acceptable value of Memory: Page Faults/Sec?
Less than 5
62
What is the difference between a soft and hard fault?
A soft fault means that the requested page is elsewhere in memory, while hard fault means that the requested page is on disk
63
What memory counter measures the number of times per second that memory pages need to be accessed from or written to disk?
Memory: Pages/Sec
64
What is the maximum acceptable value of Memory: Pages/Sec?
20
65
What memory counter measures the amount of available physical memory?
Memory: Available MBytes
66
What is the minimum acceptable value of Memory: Available MBytes?
5% of total system memory
67
What memory counter measures the amount of virtual memory that has space reserved on the disk paging files?
Memory: Committed Bytes
68
What is the maximum acceptable value of Memory: Committed Bytes?
Less than the amount of physical RAM
69
What memory counter measures the size of memory reserved by OS pages that cannot be written to disk?
Memory: Pool Non-Paged Bytes
70
Which memory counter should not change much over time?
Memory: Pool Non-Paged Bytes
71
Which disk counter measures the average number of bytes transferred to/from the disk each second?
PhysicalDisk: Disk Bytes/Sec
72
Which disk counter measures the average number of bytes transferred during read/write operations?
PhysicalDisk: Avg. Disk Bytes/Transfer
73
Which disk counter measures the number of pending read/write requests?
PhysicalDisk: Current Disk Queue Length
74
What is the maximum acceptable value of PhysicalDisk: Current Disk Queue Length?
No more than 2 per disk spindle
75
Which disk counter measures the percentage of time the disk drive is busy?
PhysicalDisk: % Disk Time
76
What is the maximum acceptable value of PhysicalDisk: % Disk Time
Less than 80%
77
Which disk count measures the percentage of free space on the disk?
LogicalDisk: % Free Space
78
What is the minimum acceptable value of LogicalDisk: % Free Space?
Greater than 20%
79
Which network counter measures the number of bytes sent/received per second by the network interface?
Network Interface: Bytes Total/Sec
80
Which network counter measures the number of packets waiting to be transmitted by the network interface?
Network Interface: Output Queue Length
81
What is the maximum acceptable value of Network Interface: Output Queue Length?
2, but preferably 0
82
Which network counter measures the total number of bytes sent and received by the server over all its network interfaces?
Server: Bytes Total/Sec
83
What is the maximum acceptable value of Server: Bytes Total/Sec?
No more than 50% of the total bandwidth capacity of the network interfaces
84
What feature allows Performance Monitor to email alerts when a system reaches certain thresholds?
Performance counter alerts
85
What is the term for physical memory used by an application?
Working Set

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