What will come in place of the question mark (?) in the

Which of the following programming language can be used to process text data for the requirements in various textual data analysis? 

What is the average-case time complexity for search, insertion, and deletion operations in a well-designed hash table?

fill the blank for space 14.

Which is correct way to write methods in java?

Consider the following Java code:

import java.util.regex.Matcher;

import java.util.regex.Pattern;

public class RegexGroup {

Consider the following Java code:

public class LengthMix {

    public static void main(String[] args) {

Complete the Python code to check if a string email matches a simple email pattern (e.g., [email protected]).

import re

Which is relational Database

Which of the following is a type of polymorphism achieved through method overloading?