Interview Questions

Q:

Which of the following statements is true concerning subqueries?

A) Does not start with the word SELECT. B) Involves the use of an inner and outer query.
C) Cannot return the same result as a query that is not a subquery. D) All of the above
 
Answer & Explanation Answer: B) Involves the use of an inner and outer query.

Explanation:
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Filed Under: SQL
Job Role: Analyst , Database Administration , IT Trainer

0 2093
Q:

What is the use of tostring() method?

Answer

If we print any object by using println() or print() methods.


The println() or print() methods internally calls tostring() method and prints the return value of toString() method.

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Subject: Java

0 2093
Q:

In recording an accounting transaction in a double-entry system

A) there must always be entries made on both sides of the accounting equation. B) the amount of the debits must equal the amount of the credits.
C) there must only be two accounts affected by any transaction. D) the number of debit accounts must equal the number of credit accounts.
 
Answer & Explanation Answer: B) the amount of the debits must equal the amount of the credits.

Explanation:
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Filed Under: Bank Interview
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

0 2092
Q:

How to get contents of the folder?

Answer

File[] listFiles();


this method returns list of files stored in a directory.

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Subject: Java

0 2092
Q:

Transfer payments are included in

A) Government subsidies B) GDP
C) Both A & B D) None of the above
 
Answer & Explanation Answer: A) Government subsidies

Explanation:

Transfer payments are included in GDP and not in GDP.

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Filed Under: Bank Interview
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

1 2091
Q:

What is an abstract class?

Answer

An abstract class is an incomplete class. An abstract class is defined with the keyword abstract . We cannot create an object of the abstract class because it is not complete. It sets a behavioral protocol for all its child classes.

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Subject: Java

0 2089
Q:

What are the various elements of OOPS?

Answer

Various elements of OOP are:


• Object


• Class


• Method


• Encapsulation


• Information Hiding


• Inheritance


• Polymorphism

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Subject: Java

0 2088
Q:

What is recovery/error testing?

Answer

Recovery/error testing is testing how well a system recovers from crashes, hardware failures, or other catastrophic problems.

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Subject: QA Testing

0 2086