Hitachi Interview Questions, Process, and Tips

SQL joins (Inner, Left, Right, Full) are used to combine rows from two or more tables based on a related column between them.

• Inner join: Returns rows when there is at least one match in both tables.

• Left join: Returns all rows from the left table and the matched rows from the right table.

• Right join: Returns all rows from the right table and the matched rows from the left table.

• Full join: Returns rows when there is a mat

A NAC tool, or Network Access Control tool, is a security solution that enforces security policies on devices seeking to access a network.

• NAC tools authenticate users and devices before granting access to the network

• They can enforce security policies such as antivirus software requirements or patch levels

• Examples of NAC tools include Cisco ISE, Aruba ClearPass, and ForeScout CounterACT

I would sell by understanding the customer's needs, building rapport, showcasing product benefits, and closing with a strong call to action.

• Listen actively to the customer to understand their needs and pain points.

• Highlight the unique features and benefits of the product that align with the customer's needs.

• Build rapport and trust with the customer through effective communication and empathy.

• Use persuasive language and...read more