Answer:
In the time complexity, the array-list can easily be accessible any type of element in the the given list in the fixed amount of time.
On the other hand, the linked list basically require that the list must be traversed from one position to another end position.
The Array-List can get to any component of the rundown in a similar measure of time if the file value is know, while the Linked-List requires the rundown to be crossed from one end or the other to arrive at a position.
Answer:
"A class that inherits from two classes"
Explanation:
If we're talking about Java, you can't extend from two classes. The reason for this is Java doesn't allow multiple inheritance.
The reason for this is to avoid the ambiguity caused by it. One of the cases where multiple inheritance can cause ambiguity is the diamond problem.
Diamond problem can occur if two classes (say B and C) inherit from one class (say A). And another class (say D) inherits from both B & C.
If B and C class override the same method from A class. And D class calls that method, which one will be called, class B's or C's??
Answer:
b) White-hat hacker
Explanation:
This is also called an ethical hacker. Unlike the other options, a white-hat hacker is a person specialized on computational security which offers services to organizations to test how safe they are from informatic attacks (viruses, theft of information, etc). This is carried out based on a agreement between the whihte-hat hacker and the client via a contract.
Answer:
Imagery can be used to develop qualities in yourself you'd like to have — it's like emotional body-building — and using a technique called “Evocative Imagery” you can cultivate courage, patience, tolerance, humor, concentration, self-confidence or any other quality you'd like to embody.
