Answer:
The answer is "Option c"
Explanation:
In PHP to remove all the session variables, we use the session_destroy() function. It doesn't take any argument is required and then all sessions variables could be destroyed by a single call. If a particular clinical variable is now to be destroyed, the unset() function can be applied to unset a session variable. Its session doesn't unset or unset the session cookie by either of the local variables associated with it.
Answer:
Encryption Keys
Explanation:
In order to make sure only the intended recipient receives the information, encryption keys rely on a unique pattern, just like your house key, except instead of grooves and ridges encryption keys use numbers and letters.
Answer:
architectures, tools, databases, analytical tools, applications, and methodologies
Explanation:
There are several features of business intelligence. It is a content-free expression, which means that it means different things to different people, and not same thing as suggested by Option B. While its major objective is to enable or allow easy access to data, it is not limited to data and IT only as suggested by Option C. Instead it provides managers of businesses with the ability of analysis of data. And finally it helps in the transformation of data to information and to action, which is contrary to the suggestions of Option D. Hence the first option is the only correct option.
Answer:
B
Explanation:
This question demonstrates the concept of method overloading
Method overloading means having different versions of the same method. In this case the method mystery() has three versions. The compiler is able to determine which method to call by their different parameters
The first implementation of mystery requires an array of integers as parameter
The second implementation requires an int variable
The third implementation requires a String
The Method call mystery(6 * 8) will output B because 6*8 evaluates to an integer which is the expected argument.
