Interview Questions

Q:

A supply curve slopes upward because

A) an increase in price gives producers an incentive to supply a larger quantity. B) the quantity supplied of most goods and services increases over time.
C) an increase in input prices increases supply. D) as more is produced, total cost of production falls.
 
Answer & Explanation Answer: A) an increase in price gives producers an incentive to supply a larger quantity.

Explanation:

The supply curve slopes upward because for reflecting the higher price needed to cover the higher marginal cost of production. 

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Filed Under: Marketing and Sales
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

What is a ResultSet ?

Answer

A table of data representing a database result set, which is usually generated by executing a statement that queries the database.


 


ResultSet object maintains a cursor pointing to its current row of data. Initially the cursor is positioned before the first row. The next method moves the cursor to the next row, and because it returns false when there are no more rows in the ResultSet object, it can be used in a while loop to iterate through the result set.

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Subject: Java

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Q:

Explain Not Null constraint.

Answer

Oracle NOT NULL is used on a column to ensure that the value for that column can never be NULL.
Example:
Below, the constraint is that the id should never be NULL. If it is, oracle throws an error.
create table employee ( id number NOT NULL, Name varchar(200) );

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Subject: Oracle

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Q:

What is Sales Order (SO)?

Answer

The Sales Order is a confirmation document sent to the customers before delivering the goods or services. 


Sales Order (SO) can be created once the quote is accepted by your prospective customer and the Purchase Order (PO) is sent by the customer for further processing.

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Subject: Marketing and Sales Exam Prep: Bank Exams , CAT
Job Role: Analyst , Bank PO

4 1697
Q:

What are the 3main tasks of JVM?

Answer

The JVM performs three main tasks:


• Loads code


• Verifies code


• Executes code

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Subject: Java

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Q:

What are meta tags used for?

Answer

-To store information usually relevant to browsers and search engines.


-To only store information usually relevant to browsers


-To only store information about search engines.


-To store information about external links

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Q:

What is the use of Virtual Domain?

Answer

- Virtual domain is the domain of the client on which they can run their applications without having to install the server or hardware. 


- The software need not to be installed physically on the server as it can be done using the local repositories and maintaining the domain locally. 


- Using the virtual domain the server storage space is utilized efficiently and the data can be made more secure before publishing it online. 


- Virtual domains are used to represent the personal Internet web address domain name and can be made with your personal one. 


- Virtual domain provides more security in terms of using your own personalized domain and allows the access to the resources that are on web.

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Subject: Web Technology

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Q:

What is a CDATA section in XML?

Answer

CDATA - (Unparsed) Character Data


The term CDATA is used when you dont want some text data to be parsed by the XML parser.


A CDATA section starts with "<![CDATA[" and ends with "]]>": 

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Subject: Web Technology

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