Question
In a test consisting of 300 questions, Pooja answered
40% of the first 180 questions correctly. What number of the other questions does she require to answer correctly to score a total of 80 per cent in the exam?Solution
Total number of question = 300 Total no. of question to be answered correctly for her to score in exam to be 80% = 300 ×80 / 100 = 240 Required number of question = 240 - 180 ×40 / 100 = 240 – 72 = 168
Which traversal of binary tree gives nodes in sorted order?
Which of the following best differentiates between server-based virtualization and hypervisor-based virtualization?
What is the best-case time complexity of the binary search algorithm ?
Which testing type evaluates internal code logic and control flow?
Which design pattern is best suited for ensuring that a class has only one instance and provides a global point of access to it?
Which of the following is a disadvantage of using arrays?
Which traversal method is best for copying a binary tree?
Which data structure is used in BFS traversal of graphs?
- Machine Learning
Which Machine Learning model is best suited for predicting stock market trends based on sequential time-series data?
If an algorithm takes $5n²  + 3n + 10$ steps for an input of size n, its Big O notation would be:
Relevant for Exams:
