The header is not a main part of the email.
Answer:
update
Explanation:
a table of contents does not update itself automatically.
Answer:
200Ω
Explanation:
In series circuits, you add the resistances.
Answer:
14
Explanation: The reason why is because adding a negative is pretty much subtracting by 2. 9-2=7. Then multiply 7 by 2 like add 7 to 7 and you get 14.
The main drawback of multiuser processing of a database is:
<h3>What is lost-update problem?</h3>
In the area of lost update problem, an update that has been carried on to a data item by a transaction is said to be lost as it is known to be overwritten by the update that has been carried on by another transaction.
Therefore, The main drawback of multiuser processing of a database is:
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