Technology Questions

Q:

A database is used to

A) store data B) modify data
C) extract data D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

A database is used to store, modify, extract and to search for the data within it.

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Q:

Specify the CICS command used to read a VSAM record starting with prefix F. Code all the relevant options?

Answer

EXEC CICS READ


DATASET('FILENAME')


INTO(data-area)


RIDFLD(data-area)


KEYLENGTH(1)


GENERIC


LENGTH(WK-LEN)


END-EXEC.

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Q:

If you have 10000 records in your file, which method you use in BDC?

Answer

Call transaction is faster than session method. But usually we use session method in real time…because we can transfer large amount of data from internal table to database and if any errors in a session, then process will not complete until session get correct.

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Subject: ABAP

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Q:

What is unwrapping?

Answer

Unwrapping is also called as unpacking or unboxing.


Getting the private data stored in the object by using methods is called unpacking or unwrapping.

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Subject: Java

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Q:

What is the meaning of ABAP editor integrated with ABAP data dictionary?

Answer

ABAP Editor: Tool in the ABAP Workbench in which you enter the source code of ABAP programs and check their syntax. You can also navigate from the ABAP Editor to the other tools in the ABAP Workbench.

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Subject: ABAP

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Q:

What is a view?

Answer

It is virtual table which is defined as a stored procedure based on one or more tables.

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Subject: Oracle

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Q:

If super class ref is pointing sub class object then by using super class ref is it possible to call sub class newly defined method?

Answer

yes if the method is ovreriding method


no if the method is not overriding method

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Subject: Java

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Q:

What are the uses of Amazon web services?

Answer

Amazon web services consist of a component called as Amazon S3 that acts as a input as well used as an output data store. It is used in checking the input and according to that gives the output. The input consists of the web that is stored on Amazon S3 as object and it is update frequently to make the changes in the whole architecture. It is required due to the on demand growing of the data set and to provide persistent storage.

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Subject: Cloud Computing

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