What are the different levels of persistence in Spark?

337

What is etl process. How many steps etl contains explain with example?

959

How proficient are you in objective-c and swift? Can you briefly describe their differences?

1120

Why is jenkins called a continuous delivery tool?

1

How to run a test using quicktest professional?

974

why the arc welding machines require parallel earthing systems? ie why each machines are connected to earth pit by separate wires during earthing? wats it adavantages?

2209

Explain the hdfs architecture and list the various hdfs daemons in hdfs cluster?

47

What is the difference between server sent events and websockets in html5?

800

What do you know about NBFC and give one point of difference between Banks and NBFC?

1101

What is the relevance of tab 'Weight/ Volume Relevant' during Credit Memo Request and Debit Memo Request as it is being checked in both process at item level? As I know, it is relevant for re-determination of route at delivery level.

2095

What are the differences between sql override and update override?

1100

Why do we convert categorical variables into factor?

104

Apart from planning, review and retrospective, do you know any other ceremony in scrum?

1

Is flag a keyword in c?

1156

what is the weight of 12mm aggregates?

1550