Data Engineering for Beginners – The Power of Cache In this post, we will go more in-depth into various concepts related to cache memory and how it impacts

In this post, we will delve into the memory organization in the computer. We will focus on the clarity of fundamentals in this one and go into more

Data Engineering for Beginners – Introduction to Computer Systems When I started my career, not being from a Computer Science background felt like a huge disadvantage. While this

Topic Overview Find the Bottleneck SQL Query from the ETL Session Verify Data Volumes And Check for Spikes Find the SQL_ID of the SQL Query Check the SQL Query Statistics

“Defining Consistency is an important part of designing your distributed systems.” The Consistency Conundrum Consistency was one of the topics that caused me a little confusion when I studied about

Question Consider the points: , , , , , , , . a) Compute the distance matrix using Euclidean distance measure. b) Identify the clusters that could be formed using

Question Derive Maximum Likelihood Estimate (MLE) for the mean of a univariate normal distribution. Assume N samples independently drawn from a normal distribution with known variance and unknown mean .

Question Consider the loss function of linear regression given by . Given = 0, 0.5. Estimate using the data points below: Solution ================================================================================================== We know that = 0,

Question Let be defined by then, 1. Show that T is a linear transformation 2. What are the conditions on a, b, c such that (a, b, c) is in

Question Consider a dataset for binary classification problem with class labels . The features are given by and . Each of these features have 2 values as given below. Apply