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Q:

What is the difference between dao,rdo and ado explain simply ?

Answer

DAO (Data access object ) is used for accessing data before ado it was used for database installed on same sys where the application resides.


RDO (Remote data object ) is used for accessing remote data


ADO (Active data object ) most powerful till date it is nothing but combination of both DAO and RDO 

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Subject: Microsoft Interview

16 11412
Q:

How many kinds of classes are there in c++?

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: B) 2

Explanation:

There are two kinds of classes in c++. They are absolute class and concrete class.

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Filed Under: C++

7 11367
Q:

What are the advantages of LINQ ?

Answer

- Debugging is esy.
- Reduces Development Time.
- LINQ offers IntelliSense which means writing more accurate queries easily.

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Subject: Oracle
Job Role: Analyst , IT Trainer

9 11344
Q:

How many types of modularization are there in c++?

A) 4 B) 3
C) 1 D) none of these
 
Answer & Explanation Answer: D) none of these

Explanation:

There are two types of modular programming.They are interface and implementation.

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Filed Under: C++

6 11221
Q:

How do define the user-defined exceptions?

A) inheriting and overriding exception class functionality. B) overriding class functioality.
C) inheriting class functionality D) none of the mentioned
 
Answer & Explanation Answer: A) inheriting and overriding exception class functionality.

Explanation:
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Filed Under: C++

4 10826
Q:

Write SQL Query to display current date?

Answer

The built in function called GetDate() returns the time stamp.

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Subject: SQL

22 10816
Q:

Which of the following is not the member of class?

A) Virtual function B) Static function
C) Friend function D) Const function
 
Answer & Explanation Answer: C) Friend function

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

19 10630
Q:

Which design patterns benefit from the multiple inheritance?

A) Adapter and observer pattern B) Code pattern
C) Glue pattern D) None of these
 
Answer & Explanation Answer: A) Adapter and observer pattern

Explanation:
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Filed Under: C++

5 10562