Why is it better to use multi-threading polling then single threading model?

491

What is single node cluster in Hadoop? for what all purposes Hadoop run on a single node cluster?

291

What is the difference between attribute and measure?

44

What is null value in php?

563

. Using sed and grep, write a command which lists files and directories with following properties: (i) created in 1999 (ii) with user's as owner and group

2190

Explain what is serp?

437

write a shell script to generate a alert ? like when ur birthday came then generate a alert ur birthday is today like that ?

3581

What causes the rpc.ttdbserverd process to be cpu bound?

539

What are data elements?

647

explain data contracts? : Wcf data services

493

Do threads share memory?

420

Define Cassandra?

50

Explain me what is fast enumeration?

465

can we allocate memory for interface? if no then why?

1458

How can one increase replication factor to a desired value in Hadoop?

774