Me postulé a través de una recomendación de un empleado. El proceso tomó 5 días. Acudí a una entrevista en Netcracker Technology (Pune) en ago 2022
Entrevista
1. Telephonic round with HR:
Basic questions about CV to confirm the details mentioned are correct.
2. Technical round with a Sr.Data Engineer:
The interviewer was really professional and knowledgeable. Best interview experience ever.
Preguntas de entrevista [1]
Pregunta 1
Python-
1. WAP to eliminate vowels in input string.
2. WAP to print "aaabbbbcccc". input - 'a3b4c4'
SQL-
1. rank/dense_rank/row_num - state difference and explain with a real life example.
2. Input Table
C1 | c2
1 | India
2 | Aus
3 | Pak
4 | SL
OutPut
India | Aus
India | Pak
India | SL
Aus | Pak
Aus | SL
Pak | SL
Big Data :-
1. Diff between Parquet/Avro/ORC/CSV
2. Hive partitioning vs bucketing
3. How data is stored in AWS S3 ?
4. Types of Spark modes (cluster/client)
5. Types of cluster managers (YARN/Mesos/ Kubernetes/Local/Standalone)
