Explanation:
Technology should not be used to teach in school as it can lead to distractions. With kids wanting to explore other sights, cheating, and communicating with others. Also, it can be expensive to purchase the technology for everyone as it can be a major investment with hundreds or thousands going into it. Technology also requires a lot of training by having to adapt lessons compatible with the systems and making sure the software is secure.
Another name for low-angle lighting is under-lighting.
Answer:
C. IPIP
Explanation:
This protocol is known as an IP that stands for Internet Protocol. This protocol handles the simple task of making sure that the information is routed correctly to and from the corresponding computer machines through the internet. The sending and receiving machines are identified through their Internet Protocol Addresses which lets the protocol know exactly where the information is going and being sent from.
Enroll a student identified by her snum into the class named 'Introduction to Database Systems' is the following transactions, state the SQL isolation level you would use.
1. Enroll a student identified by her snum into the class named 'Introduction to Database Systems'.
<u>Explanation:</u>
Since enroll is unique in the university enrollment database schema and field name is SNUM and it is data type is an integer. To identify student class name and department name and name of student SNUM field is used for searching in university enrollment database schema. Enrollment changing is not possible of the student’s not possible or not good practices in university enrollment database schema.
If a query had been made class wise or department wise enrollment is played an important role.
For assign, a faculty is made on the class id or department id.
