What is a namenode? How many instances of namenode run on a hadoop cluster?

652

What is the difference between superclass and subclass?

1190

What is a markdown and what does sap is retail provides in this regard?

406

How do you clear an array in javascript?

947

How to access my copy file?

708

How to link robot to control room?

465

How to identify lock table overflow issue?

1101

Difference between arrays and containers?

221

How do we analyze the checkpoint results?

1053

What do you mean by business content and extended star schema in sap?

902

Whether the test plans built using jmeter are os dependent?

760

what do you mean by accounting?Explain the various concepts of accounting and the need for having accounting standards?

2136

Describe the Monocytic cell lines ?

1928

dear sir please provide what question will be asked in bank it officer interview

2135

How to convert nsnumber to nsstring in objective c?

1