Placement Papers - MCQ Practice Questions

What is the main advantage of using microservices architecture?

What will be the output? List<Integer> list = new ArrayList<>(); list.add(1); list.add(2); list.add(3); list.remove(1); System.out.println(list);

What is the difference between ArrayList and LinkedList in Java?

What is the time complexity of accessing an element in a balanced Binary Search Tree?

A warehouse manager needs to pack boxes into containers. If 15 workers can pack 450 boxes in 6 hours, how many boxes can 20 workers pack in 8 hours, assuming the same productivity rate?

In a sequence: 2, 6, 12, 20, 30, __. What is the next number?

A company's revenue grows by 25% in Year 1 and 20% in Year 2. If the initial revenue was ₹100 crore, what is the revenue after 2 years?

In a circular arrangement of 8 people, if person A sits at a fixed position, how many distinct arrangements are possible for the remaining 7 people?