Interview Questions

Q:

What is market risk?

Answer

It refers to the possibility for an investor to experience  losses due to  factors that affect the overall performance of the financial markets. Market risk cannot be eliminated through diversification, though it can be hedged against. The sources of market risk include natural disasters, recessions, political turmoil, changes in interest rates and terrorist attacks.

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Q:

Explain What is the difference between debenture holders and creditors ?

Answer

Debenture holder are those who provides long term loan at specific interest rate in term of cash and creditor provides only short term credit in term of cash for purchasing of goods.

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Subject: Bank Interview Exam Prep: Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

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Q:

Explain the difference between star and snowflake schemas.

Answer

Star schema: A highly de-normalized technique. A star schema has one fact table and is associated with numerous dimensions table and depicts a star.


Snow flake schema: The normalized principles applied star schema is known as Snow flake schema. Every dimension table is associated with sub dimension table.


 


Differences:


- A dimension table will not have parent table in star schema, whereas snow flake schemas have one or more parent tables.


- The dimensional table itself consists of hierarchies of dimensions in star schema, where as hierarchies are split into different tables in snow flake schema. The drilling down data from top most hierarchies to the lowermost hierarchies can be done.

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Q:

What strategies are available for backing-up an Oracle database?

Answer

The backup strategies that are provided by Oracle are as follows:


- Logical backup using Exports and import.


- Physical file system backup


- RMAN Recovery Manger which is also known as incremental files system backup.

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Subject: Oracle

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Q:

What is good customer service?

Answer

Good customer service means having thorough knowledge of your inventory, experience with your products, and being able to help customers make the best choices for them.

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Q:

What are the rules which should be followed while naming a variable in VB?

Answer

Some of the rules which should be followed while naming a variable in VB are as follows: 


1) Characters should be less than 255.


2) Space between characters should be allowed.


3) A variable should begin with a number.


4) Period may not be permitted.

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Q:

What is IUnknown and what are its three parts?

Answer

IUnknown as an interface of a COM object. Every COM object has to support IUnknown, besides optionally adding other interfaces.


IUnknown is made of QueryInterface, AddRef and Release.

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Q:

When would you use the ping command with the "-t" switch?

Answer

to get the ping back from other computer with no packet loss

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