Define a class to search for a value input by the user from the list of values given below. If it is found display the message "Search successful", otherwise display the message "Search element not found" using Binary search technique.

5.6, 11.5, 20.8, 35.4, 43.1, 52.4, 66.6, 78.9, 80.0, 95.5.

Which of the following is a valid way to declare and initialize an integer array to store the ages of 50 students?

Name the method of search depicted in the below picture:

A single dimensional array has 50 elements, which of the following is the correct statement to initialize the last element to 100.

1. x[51]=100
2. x[48]=100
3. x[49]=100
4. x[50]=100