projects you have done and several small questions about database C and other things. It just test whether you are a programmer or not. Did you do your project by your own, did you know how to implement the things you said in the resume. So don't fake things in your resume.
phone interview: two sum and basic java knowledge
Python, SQL, Scenario based questions on big data
Is cloud computing good in this industry
How old are you at the time of this interview
Wie stellen Sie sich den Arbeitsalltag vor?
Hoe werk je in een team?
How proficient are you with Ms Excel
Shared in DescriptionQuestion1) If we have input.csv, we need to find the output. File and desired output are given below. username, mobile user1,999999991:888888882 user3,777777771 user2,777777234:823232351 user5,734452343:943433434:834323434 user1,999999991:9994433777 output user1:3 user2:2 user3:1 Question2) How can we read a csv file into dataframe Question3) Option to modify the encoding while reading a file in Scala Question 4) Optin to modify the timestamp while reading a file Question 5) How to introduce separators like "," while reading a file Question 6) How to infer Schema =============================== Question 7) How have below 2 tables, we need to find out users who visited a bank but didn't make any transactions? -- Visits table: -- +---------+------------+ -- | user_id | visit_date | -- +---------+------------+ -- | 1 | 2020-01-01 | -- | 2 | 2020-01-02 | -- | 12 | 2020-01-01 | -- | 19 | 2020-01-03 | -- | 1 | 2020-01-02 | -- | 2 | 2020-01-03 | -- | 1 | 2020-01-04 | -- | 7 | 2020-01-11 | -- | 9 | 2020-01-25 | -- | 8 | 2020-01-28 | -- +---------+------------+ -- Transactions table: -- +---------+------------------+--------+ -- | user_id | transaction_date | amount | -- +---------+------------------+--------+ -- | 1 | 2020-01-02 | 120 | -- | 2 | 2020-01-03 | 22 | -- | 7 | 2020-01-11 | 232 | -- | 1 | 2020-01-04 | 7 | -- | 9 | 2020-01-25 | 33 | -- | 9 | 2020-01-25 | 66 | -- | 8 | 2020-01-28 | 1 | -- | 9 | 2020-01-25 | 99 | -- +---------+------------------+--------+
-test d'anglais -test en programmation -experience sur le poste similaire
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