Interview Questions

Q:

What is polymorphism?

Answer

It is the ability of an object to behave differently on different situations for the same message.

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Subject: Java

0 2102
Q:

What is the differnce among public, protected and package access data?

Answer

If we are not using packages and if we are not using inheritance then there is no difference among public, protected and package access data.

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Subject: Java

0 2101
Q:

How to get last modified date of a file?

Answer

long lastModified();


we can give this return value to a date object and we can get data to be displayed.

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Subject: Java

0 2100
Q:

What is assembly manifest?

Answer

Assembly Manifest is a file that contains data that describes how the elements present inside an assembly are connected to each other. The assembly manifest contains assembly metadata to define the scope of the assembly and resolve references to resources and classes.

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Subject: .NET

0 2097
Q:

What is the difference between SAP memory and ABAP memory?

Answer

sap memory is a global memory whereas abap memory is local memory.

For example, we have four programs in abap memory and assigned some varibles to a particular program in abap memory then those varibles can't be used by anyother program in abap memory i.e., the variables are only for that program and also local to that memory,whereas sap memory can access all the abap memory or else it can perform any kind of modifications.

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Subject: ABAP

0 2096
Q:

Why interface data is static?

Answer

Interface data is static data why bcoz interface supports multiple inheritance.


if inteface data is non-static then there is chance for replication of the data (bcoz of replication of data ambiguity problem occurs )

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Subject: Java

0 2094
Q:

When does the SQL statement gets executed when you use cursor in the application programming?

Answer

SQL statement gets executed when we open cursor


 

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0 2093
Q:

What is FDM?

Answer

FDM is an analog technique that can be applied when the bandwidth of a link is greater than the combined bandwidths of the signals to be transmitted.

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0 2091