Question
Spark performs better than Hadoop MapReduce
because:Solution
Spark reduces disk I/O by performing computations in memory, making it faster than MapReduce.
When identifying business problems, what is the first step a data analyst should take to ensure clarity and effectiveness in solving the problem?
Which normalization form eliminates transitive dependency in relational databases?
A data analyst at a bank is tasked with developing a credit scoring model to assess loan applicants' eligibility. Which of the following statistical met...
In a min-heap, what is the complexity of removing the smallest element and restoring the heap property?
What is the primary difference between recursion and iteration in programming?
What is the main advantage of using data storytelling in presenting data-driven insights?
Which data transformation scales features to a range of 0 to 1?
Which of the following is not a measure of central tendency?
During the data analysis process, which of the following steps is primarily focused on removing inaccuracies and ensuring the dataset's reliability?
Which of the following accurately describes how reinforcement learning differs from supervised learning in machine learning?
