IT Questions and Answers :)

Tuesday, October 20, 2020

Which DFSR setting captures, compresses and communicates only file differences to replication partners?

Which DFSR setting captures, compresses and communicates only file differences to replication partners?

  • Remote Differential Compression
  • Binary Delta Compression
  • Realtime Differential Compression
  • Remote Delta Compression 

Which DFSR setting captures, compresses and communicates only file differences to replication partners?

 EXPLANATION

Remote Differential Compression (RDC) is a client-server synchronization algorithm that allows the contents of two files to be synchronized by communicating only the differences between them. It was introduced with Microsoft Windows Server 2003 R2 and is included with later Windows client and server operating systems.

SOURCE

https://en.wikipedia.org/wiki/Remote_Differential_Compression

 

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Wednesday, October 14, 2020

What tool on a Mac laptop will close a non-responding application

What tool on a Mac laptop will close a non-responding application

  • Force Quit
  • iQuit
  • Sudo-kill
  • App Stop 
 
 
What tool on a Mac laptop will close a non-responding application

EXPLANATION

Force quit is the native Mac application that functions similar to Task Manager for stopping errant applications when the OS is running

SOURCE

https://support.apple.com/en-ca/HT201276
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Tuesday, September 29, 2020

What PowerShell Cmdlet would you use to update the Primary and Secondary DNS Server IP Addresses

What PowerShell Cmdlet would you use to update the Primary and Secondary DNS Server IP Addresses

  • Set-DNSServerAddress
  • Set-DNSClientServerAddress
  • New-DNSServerAddress
  • Set-DNSServerClientAddress 

 

What PowerShell Cmdlet would you use to update the Primary and Secondary DNS Server IP Addresses

EXPLANATION

This Cmdlet can also update the DNS Server IP Addresses on remove computers by creating a New-CimSession, then using the -CIMSession parameter

# These Commands will Update the NIC Interface called Ethernet




$Session = New-CimSession -ComputerName ComputerName
Set-DNSClientServerAddress -CimSession $Session -ServerAddresses 192.168.1.1,192.168.1.2 -InterfaceAlias *Ether*

You can list multiple IP's seperated by a comma, as well as multiple InterfaceAliases such as *ether*,*local*

SOURCE

https://blogs.technet.microsoft.com/heyscriptingguy/2014/08/30/powertip-use-powershell-to-set-primary-and-secondary-dns-server-addresses/



 

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Thursday, September 17, 2020

In PowerShell, what is the built-in alias for the ForEach-Object command ?

In PowerShell, what is the built-in alias for the ForEach-Object command ?

  • %
  • fe
  • ?

In PowerShell, what is the built-in alias for the ForEach-Object command ?

EXPLANATION

In order to cut down on the amount of code you have to write, you get handy alias such as:

% - ForEach-Object
? - Where-Object

It just makes coding that much easier but can reduce the understandability of the code. 

SOURCE

 

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Wednesday, September 16, 2020

To what bridge on the motherboard is the CPU connected?

To what bridge on the motherboard is the CPU connected?

  • Southbridge
  • Northbridge
  • Eastbridge
  • Westbridge


To what bridge on the motherboard is the CPU connected?

EXPLANATION

The Northbridge is one of two chips in the chipset architecture on a PC motherboard. The second chip is called Southbridge.
Northbridge is connected directly to the CPU via the FSB (front-side bus) and is responsible for tasks that require the highest performance. Also RAM (and integrated graphics) is located on the Northbridge.

For more detailed information check the source.

SOURCE

https://en.wikipedia.org/wiki/Northbridge_(computing)
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