Question 1 of 25
Hints left: 3
Q1
In SQL, what does the JOIN clause do?
Q2
In object-oriented programming, what does the term "encapsulation" refer to?
Q3
What is the purpose of the join() method in Python?
Q4
Which HTTP status code represents a successful request?
Q5
In Java, which keyword is used to prevent inheritance?
Q6
Which method in Java is used to start a thread?
Q7
In Python, what does the is keyword compare?
Q8
In databases, what does ACID stand for?
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B
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D
Q9
In SQL, which command is used to remove a table from the database?
Q10
Which function in SQL returns the number of rows in a table?
Q11
Which sorting algorithm has the best average-case performance?
Q12
Which of the following is a frontend framework?
Q13
Which of the following is a PHP web framework?
Q14
Which of the following is a Python web framework?
Q15
What does CSS stand for?
Q16
In web development, what does DOM stand for?
Q17
In Java, what is the output of System.out.println(10 / 3)?
Q18
In JavaScript, what does null represent?
Q19
Which command is used to install a package in Python?
Q20
In Java, which method is used to get the length of a string?
Q21
In Python, how do you create a set?
Q22
In Java, what is the size of an int data type?
Q23
In JavaScript, which method is used to add an element to the end of an array?
Q24
Which testing type validates whether a system meets business requirements?
Q25
What does the acronym JSON stand for?