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.
Deleting a character when you make a mistake and the print it without errors
Answer:
Following are the difference to this question:
Explanation:
IPv4:
The
is uses the packet changed method, that is a Link Layer networks(like Ethernet). It has 4.3 billion addresses capacity. It uses the 32-bit logical device address, that written in decimal language.
It is divided by 4 bytes E.g. 192.168.1.1
The host part and network part are 2 parts. For a network, the host part may vary, while for the entire subnet, the network part remains equal.
The scheme of 232 addresses is available on application depends on security.
IPv6:
The IPv6 is used in the internet protocoland it is higher than IPv4. It can provide endless number Opf addresses, and use to solves the problem of IPv4 exhaustion and satisfies the demand for rising networking.
IPv4 Substitutor Built to meet more IP address requirements. In the Logical address of 128-bit Written hexadecimally and with colons divided, and the Space of 128 addresses are required. IPsec is an integrated security feature.
Download offer up from the apple store or play store and search that up there’s many good deals and sometimes comes with games and controls included for cheap!
E is the correct answer.
Risk is present, always. Risk can be good or bad. There is a risk you could win the lottery.
Furthermore, how we perceive risk is different than what risk is actually there.
Risk can be shared amongst members of a group or company and the amount of risk can be altered or ameliorated.
Risk can always be managed.
E is the correct answer.