Do we need to write main method, give reasons?

249

What are the two ways of implementing multi-threading in java?

1525

Why do we need thread pool?

836

What is cdc in sql server?

1011

Do you know what is routing and how, and what are the different ways to write it?

726

What are internal tables, check tables, value tables, and transparent table?

925

Explain distnct(),union(),intersection() and substract() transformation in Spark?

328

if i used salt as a add mixture in concrete, then what will happen and what are the naturally available add mixtures.

2051

What does the unset() function mean?

1073

What are ctrl commands?

694

Is mongodb a language?

1

how a resistor resists to flow the current?how an inductor oppses the sudden change in current?how a capacitor opposes a DC voltage.

2773

How to start and stop database control?

1057

How do I install windows live mail on windows 10?

811

How can you create artistic borders for an image?

23