SQL. 1. given a table t1(name, email) a. give percentage of records have email addresses(email could be null or non-null) b. give records start with 'a'.
Big Data Engineer Interview Questions
898 big data engineer interview questions shared by candidates
How would you design a data pipeline?
Tell the exact lines of code to consume Kafka topic messages in a spark streaming application. Tell the exact lines of code.
Why does this specific Scala code not compile?
Probability based questions - the expectation of winning a game given a coin with bias, heads is win, tails is loss. Reward is $10 for win and $0 for loss, with a $1 fee to play the game
describe a project you have done, Differentiate between the First, Second, and 3rd Normalization level
Recruiters question was tell me about yourself? About your project? Past experiances why did you choose this company? Then they handover the task.
Roman to Integer
what type of memory has the JVM (young, tenured, ecc...)
write the code to implement the linux "tree" command
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