Answer:
- Transform binary or unary M:N relationship or associative entity with its own key.
Explanation:
Transform binary relation is described as the method through which a decimal can easily be converted into binary while the unary relationship is described as a relationship in which both the two participants occurs from the same entity.
In the given case, 'transform binary or unary M:N relationship' can be created using 'the primary key linked with the relationship plus any non-key aspects of the relationship and the primary keys of the related entities' as it displays the existence of a relationship between the occurrences of a similar set of the entity i.e. associative entity here.
Answer:
This is not a good solution
Explanation:
Your web browser uses port 80 outgoing to make web requests, so if you’re blocking incoming port 80, all you’re blocking is users of the organization from connecting to the internet. You have indeed close a vulnerable port to access from hackers, but this also can reduce the productivity of the organization.
This can be done in a number of steps.
1. Prepare your email request early.
2. Choose an appropriate professor
3. Address the letter properly.
4. Put "Recommendation for [your name]" as the subject line.
5. Start the first paragraph by stating what you want.
6. Outline your relationship with the professor.
7. Use the third paragraph as an opportunity to hint at what you'd like the professor to say about you.
8. Give the details.
9. Close with information about how you will follow-up.
10. Thank the professor, whether or not s/he writes the letter.
11. Follow through as promised by delivering necessary materials and sending a reminder
12. Take responsibility for checking with the scholarship program, graduate school, or prospective employer before the deadline
1. Thank the professor again.
Answer:
Data link layer enables the receiving node to send an acknowledgement.
Explanation:
The data link has following function;
1 it send the acknowledgement to the node because for the reliable transmission.
2.Data link layer provides the interface to the network layer.
3.it regulate the flow of data.
4.It control the transmission error.
The important function of data link layer it created packets of the data to send the packets in guarantee manner for giving the acknowledgement to the node that data is received successfully.
