Which of the following is a requirement of setting up SQL Server AlwaysOn High Availability?

Which of the following is a requirement of setting up SQL Server AlwaysOn High Availability?

• Windows Server Failover Clustering (WSFC)
• Network Load Balancing (NLB)
• Windows Internal Database
• Internet Information Services (IIS) 

EXPLANATION

AlwaysOn requires that failover clustering is installed on each node and that the nodes are joined to the cluster prior to enabling AlwaysOn High Availability on the SQL server. AlwaysOn has to be enabled through the SQL Server Configuration Manager prior to being configured in SQL Server Management Studio (SSMS).

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Which of the following is another term for a botnet?

Which of the following is another term for a botnet?

• Dead Spiceheads
• Research Honeypot
• Corpse Cluster
• Zombie Army 

 

EXPLANATION

The more popular term for a Zombie Army is a botnet. Botnet is a number of Internet computers (zombie computers) that have been compromised (unknown to owners) by hackers to forward transmissions to other computers that are connected to the internet.
http://searchsecurity.techtarget.com/definition/botnet
https://en.wikipedia.org/wiki/Zombie_(computer_science)
https://en.wikipedia.org/wiki/Botnet

 

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Which one of these is not Linux terminal based text editor?

Which one of these is not Linux terminal based text editor?

• Nano
• Vi
• AkelPad
• Pico 

 

EXPLANATION

Vi - is first linux editor, it is in every distribution and it is general command line editor.
Nano/Pico - are from same core text editors in Linux and they are second most used editor.
AkelPad is windows based text editor
References:https://en.wikipedia.org/wiki/AkelPad
http://www.linux.org/threads/text-editors.4104/

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WPA Enterprise is also known as:

WPA Enterprise is also known as:

• 802.11g
• 802.11a
• 802.1X
• 802.1R 

EXPLANATION

WPA Enterprise is more properly known as 802.1X, the IEEE standard that specifies this port-based access control.

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In telecommunications, the Megaco (H.248) call-control protocol communicates between which of the following?

In telecommunications, the Megaco (H.248) call-control protocol communicates between which of the following?

• Contexts and call agents
• A network and a subnetwork
• Two peers
• A gateway controller and a gateway 

 

EXPLANATION

Megaco (media gateway control protocol architecture) is a a signaling protocol that enables switching of voice, fax and multimedia calls between the PSTN and IP networks. It is used between the Media Gateway and Media Gateway Controller in a VoIP network. Megaco is also known as H.248.

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