Answer: Botnet
Explanation:
Botnet is the process when a hacker user uses multiple guest computer to crack a password. Basically, hackers use botnet for performing the distributed denial of services attack in the network.
It also steal the data and allowed attacker to approach its connection and access its device.
Botnet word is the combination of robot and network and botnet can be controlled by using the command and control software.
Answer:
(A) Add.
Explanation:
The add method of queue inserts an element at the tail of the queue.
syntax:- queue.add(element);
It's return type is boolean it returns true if the insertion is successful and returns false if the insertion is unsuccessful and it returns an IllegalSpace Exception if there is no space left to insert an element in the queue.
Answer:
SELECT C.CategoryName,COUNT(P.CategoryID) AS NumberOfProducts, MAX(P.ListPrice) AS
MostExpensiveProduct
FROM Categories C, Products P
WHERE P.CategoryID=C.CategoryID
GROUP BY C.CategoryName ORDER BY COUNT(*) desc;
Explanation:
This program uses a SELECT statement to arrive at its outout or perform its function.
The SELECT statement helps to return one row for each category that has products.
This is done by Sorting the result set so the category with the most products appears first.
Memos have a twofold purpose: they bring attention to problems and they solve problems. They accomplish their goals by informing the reader about new information like policy changes, price increases, or by persuading the reader to take an action, such as attend a meeting, or change a current production procedure.
