How do you undo undo?

103

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What is UDF in Pig?

400

---

Will set allow duplicates in java?

497

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What is polymorphism and what are the types of it?

496

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Why should Salesforce hire you?

716

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What is mdb in jms?

481

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Why address bus is unidirectional and data bus is bidirectional?

718

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What are broker configs?

283

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After doubling voltage from solar cells & use step down voltage transformer can we get high current output with low voltage.

1484

---

How would you determine the quantity of parcels while making a RDD? What are the capacities?

7

---

Differentiate primary key and partition key?

577

---

What is erp? : sap abap hr

642

---

speak something about railways?

2054

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What are the steps you will take to improve performance? Will you use dataset or datareader?

548

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What type of function is main ()?

581

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