There are three types of traffic in an IP network:
1. Unicast - one-to-one traffic (traffic from one sender to one receiver)
2. Multicast - one to many traffic (one sender and more receivers)
3.Broadcast - every device in the network will receive the packet
So, the broadcast traffic <span>always goes to all devices in a subnet. </span>
The SQL is used to change a table's structure by:
The use of the SQL ALTER TABLE command.
<h3>How is it done?</h3>
The SQL ALTER TABLE command is known to be that which is often used to alter the structure of an existing table.
It is known to help one to be able to add or delete columns, make or destroy indexes, alter the kinds of existing columns, rename columns or the table itself.
Note that It can also be used to alter the comment for any kind of table and type of the table therein.
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Answer:
Offer second chances/clean slates.
Be resourceful.
Make learning active.
Be an advocate.
Pursue lifelong learning.
Answer:
To query the access database to return a group of records with lastname starting with A, change the LastName field's criteria to A, and then click the run button in the results ribbon group of the design ribbon tab.
Explanation:
Microsoft Access is a database management software used to create, manage, and query a database. Just like a spreadsheet and in relational databases, it stores data in records (rows) and fields (columns). To output the result of a query, the run button in the design ribbon tab is clicked.
