Interview Questions

Q:

Client code having direct access to internal data is called

A) Encapsulation B) DataHiding
C) Polymorphism D) DataAbstraction
 
Answer & Explanation Answer: B) DataHiding

Explanation:

Client code must use setters and getters to access internal data in DataHiding

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Filed Under: Java

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Q:

Difference between transparent tables and pooled tables

Answer

Transparent tables: Transparent tables in the dictionary has a one-to-one relation with the table in database. Its structure corresponds to single database field. Table in the database has the same name as in the dictionary. Transparent table holds application data.



Pooled tables: Pooled tables in the dictionary has a many-to-one relation with the table in database. Table in the database has the different name as in the dictionary. Pooled table are stored in table pool at the database level.

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Subject: ABAP

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Q:

Explain the difference between fixed and flexible budgets ?

Answer

1. A fixed budget is established for a specific level of activity whereas flexible budget is prepared for various levels of activity.


2. Fixed budget cannot be changed after the period commences, whereas a flexible budget can be changed after the period commence.


3. Fixed budget is more suitable for fixed expenses whereas flexible budget takes both fixed as well as variable expenses in account.


4. Fixed budget includes only fixed costs, whereas a flexible budget includes fixed costs, variable costs and semi variable costs.


5. Fixed budget is mainly used in planning stage whereas flexible budget is used in controlling stage.

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

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Q:

Why synchronization?

Answer

When ever two or more threads are sharing same data for updating then unpredicted result will be there in the data.


For Example take a thread is depositing amount in Account Object and another thread is withdrawing amount from the same Account Object.


when ever both threads are executed simultaneously then unexpected result is stored in the balance of the  Account Object. 

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Subject: Java

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Q:

We can modify an existing Company from

A) Company Info > Alter B) Gateway of Tally > Modify Company
C) Company Info > Alter Company D) All of the above
 
Answer & Explanation Answer: A) Company Info > Alter

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

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Q:

What is the advantage of using ADO?

Answer

ADO or Active X Data objects, allows developers to create applications that can interoperate well with other data application services.

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Q:

Which function would you use to insert a record into a database?

Answer

The dba_insert() function adds a record to a database.

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Subject: PHP

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Q:

Smart money is a term used for

A) Credit cards B) Cash with bank
C) Cash with public D) Internet banking
 
Answer & Explanation Answer: A) Credit cards

Explanation:

Smart money is a term used for credit card.

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

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