Interview Questions

Q:

What is NOTCAT2?

Answer

It is an MVS message that indicates the presence of a duplicate catalogue in the database. This problem can be fixed by removing one of the entries and then adding a new one.

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Q:

A binary tree with 7 nodes will have how many null branches?

A) 6 B) 7
C) 8 D) 5
 
Answer & Explanation Answer: C) 8

Explanation:

A binary tree with n nodes has exactly n+1 null nodes

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Filed Under: C++

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Q:

Why is it expensive to use objects for exception?

A) Exception object is created only if an error actually happens B) Because of execution time
C) Memory space involved in creating an exception object D) None of the mentioned
 
Answer & Explanation Answer: A) Exception object is created only if an error actually happens

Explanation:

If an error occurs in program, then only exception object is created otherwise, It will not be created. So it’s expensive to use in the program.

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Filed Under: C++

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Q:

Assuming that the DEFINE JCL is not available, how do you get info about a VSAM files organisation?

Answer

Use the LISTCAT command.

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Q:

How to declare select-option as a parameter?

Answer


SELECT-OPTIONS: specify or displayed on the selection screen for the user to enter values.




Parameters    : dname like dept-dname.
Select-options: dname for dept-dname.


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Subject: ABAP

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Q:

What is the Oracle HTTP Server? How does it work?

Answer

Oracle HTTP Server is the Web server component of Oracle Database. It is based on the Apache HTTP Server. It is robust and reliable server due to following features:


- Provide high availability infrastructure integration with Oracle Process Manager and Notification Server (OPMN), for process management, death detection and failover for Oracle HTTP Server processes.


- Provide Dynamic Monitoring Services (DMS) metrics that give runtime performance statistics for Oracle HTTP Server processes.


- Enable securing of transactions with Secure Sockets Layer (SSL) technology.


- Execute Perl scripts in the same process as the Oracle HTTP Server, or as CGI script.

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Subject: Oracle

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Q:

What is the types of assets?

Answer

There are three types of assets
1. Fixed assets     :
Those assets which will be used by the company for a long period of time.
a) Tangible assets: those assets which we can see and touch and exp Land & Buildings, Plant & Machinery,Furniture, fixtures and fittings
b) Intangible assets: Those assets which we can't see and touch like Goodwill, Patents, Copyrights, Trade Mark etc

2. Current assets  :
Those assets which can be easily converted into cash within one year like cash in hand, cash at bank, Bills receivable, stock etc

3. Fictitious assets:
its not the actual assets , its the expenditure occurred at the tine of commencement of firm ( capital expenditure )like preliminary expenses, discount on issue on debenture/shares, underwriting commission etc

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Subject: Accounts Payable

1 4341
Q:

What is friend function?

Answer


The function declaration should be preceded by the keyword friend.The function definitions does not use either the keyword or the scope operator :: The functions that are declared with the keyword friend as friend function.Thus, a friend function is an ordinary function or a member of another class.

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Subject: C++

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