Answer:A B
access provider Business that provides individuals and companies access to the Internet free or for a fee.
Explanation:
Answer:
Connection-oriented is the method which is implemented in the transport and data link layer. It is basically depend upon the physical connection in the network system.
Transmission control protocol (TCP) is the connection oriented and user datagram protocol (UDP) is the connection less network transport layer. The TCP and UDP both are operate in the internet protocol (IP).
It basically require connection and it can be establish before sending data. This is also known as reliable network connection service. The connection oriented service establish connection between the different connection terminal before sending any data or information. It can easily handle traffic efficiently.
Answer:
WITH deptsalary AS (
SELECT dept, SUM(salary)
FROM emp
GROUP BY dept)
SELCT *
FROM deptsalary
Explanation:
deptsalary is temporary table.
dept and its respective sum of salary is to be displayed
Answer:
A
Explanation:
because my mom has done this