Interview Questions

Q:

What are defaults? Is there a column to which a default can’t be bound?

Answer

A default is a value which will be used by a column, if no value is supplied to that column while inserting data.


Yes, IDENTITY and TIMESTAMP columns are free from the bounds of default.

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Subject: SQL

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Q:

What are the different ways to Declare and Instantiate an object in Visual Basic 6?

Answer

Dim obj as OBJ.CLASS with eitherSet obj = New OBJ.CLASS orSet obj = CreateObject(OBJ.CLASS?) orSet obj = GetObject( , OBJ.CLASS?)orDim obj as New OBJ.CLASS 

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Q:

Describe about Physical Data Integration?

Answer

- Physical Data Integration is all about creating new system that replicates data from the source systems.


- This process is done to manage the data independent of the original system.


- Data Warehouse is the example of Physical Data Integration.


- The benefits of PDI include data version management, combination of data from various sources, like mainframes, flat files, databases.


- A separate system is needed for handling vast data volumes.


 

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Q:

Selecting and managing marketing channels :

What are the factors to be considered before deciding upon setting up a channel?

Answer

a.Understanding the customer profile : the tastes,preferences, habits of the customers may differ from person to person.


b.Determining the objective as to who would be the target market, whether the company wants to go for cost minimisation or not etc.


c.Type of channel members :Who all would be involved? Wholesalers, retailers?


d.The criteria on which the channel members would be evaluated and selected.


e.How many intermediaries will be involved in the overall distribution?

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Q:

What are the important topologies for networks?

Answer

BUS topology:


In this each computer is directly connected to primary network cable in a single line.


 


STAR topology:


In this all computers are connected using a central hub.

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Q:

In a general sense, "cash flow" can be said to equal

A) operating income less taxes B) operating income after taxes minus depreciation
C) operating income less taxes plus depreciation D) operating income before depreciation and taxes plus depreciation
 
Answer & Explanation Answer: B) operating income after taxes minus depreciation

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

7 3106
Q:

What is sqlcode -811?

Answer

SELECT statement has resulted in retrieval of more than one row.

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0 3106
Q:

What do you mean by stack unwinding?

Answer

Stack unwinding is a process of calling all destructors for all automatic objects constructed at run time when an exception is thrown. Destructors are called between the places where the exception was thrown and where it is caught.

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Subject: C++

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