Answer:
Join
Explanation:
Five basic set operators in relational algebra are as follows:
- Selection - tuple selection
- Projection - extract columns
- Cartesian product - cross product of relations
- Set union - union of two relations
- Set difference - minus operation on two relations
As we can see, Join is not part of the basic set operations but it is implemented using the Cartesian Product operator.
Answer:
An alert appears on the other devices
Explanation:
On social media platforms, whenever some one make a post, all the person who are using that social media app and present in the friend circle of that particular person receive an alert containing the information of the post.
The alert that received by different users on a social media platform is known as Notification. This notification is a type of text, in which the activity performed by post creator is mentioned, this text is received with the tone called notification tone.
The purpose of the alert is to informs the friends who are using that social media platform that a post has been published by someone.
1) safety
2) you can collect interest
3) helps you save your money instead of just spending all the time
4) you can gain exponential growth which then can contribute to you.gaining more retirement money when u get older
Answer: Compatibility
Explanation:
According to the question, the given products are offering compatibility with the customers needs and the priorities of the consumers. The customers comparability means the degree of the product that fit between customers expectation and the capability of serving by the operation team.
The customers expectation mainly reflected both the present and the past evaluation of the products and the user experience. The compatibility of the customers needs is to meet the quality, value and the service of the product.
Answer:
i. True
Explanation:
A Domain Name System (DNS) can be defined as a naming database in which internet domain names (website URLs) are stored and translated into their respective internet protocol (IP) address.
This ultimately implies that, a DNS is used to connect uniform resource locator (URL) or web address with their internet protocol (IP) address.
Windows Server 2012 is a Microsoft Windows Server operating system and it was released to the general public on the 4th of September, 2012, as the sixth version of the Windows Server operating system and the Windows NT family.
PartnerServer is a Windows Server 2012 server that was designed and developed to hold the primary copy of the PartnerNet dot org domain.
Typically, the server is configured to reside in a demilitarized zone (DMZ) while providing name resolution for the domain of various Internet hosts.
In order to prevent a cyber attack on a private network, end users make use of a demilitarized zone (DMZ).
A demilitarized zone (DMZ) is a cyber security technique that interacts directly with external networks, so as to enable it protect a private network.
