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 Technology Questions

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Q:

Pick out the correct method in the c++ standard library algorithm.

A) mismatch B) maximum
C) minimum D) None of these
 
Answer & Explanation Answer: A) mismatch

Explanation:

It is a method in the search opertion in standard library algorithms.

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Filed Under: C++

2 4470
Q:

What is the difference between operational data stage (ODS) and data warehouse?

Answer

Data warehouse


- It is a decision support database system for the purpose of organizational needs. 


-It is non volatile, integrated and time variant collection of data


 


Operational Data Stage


- It is an integrated collection of information. 


-It can contain 90 days of information at maximum.


-ODS supports dynamic data.

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Subject: Data Warehousing

1 4459
Q:

How can you generate debugging output from PL/SQL?

Answer

Use the DBMS_OUTPUT package. Another possible method is to use the SHOW ERROR command.

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Subject: SQL

0 4457
Q:

What operator tests column for the absence of data?

A) NOT operator B) IS NULL operator
C) EXISTS operator D) All of the above
 
Answer & Explanation Answer: B) IS NULL operator

Explanation:

SELECT "column_name"


FROM "table_name"


WHERE "column_name" IS NULL.

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Filed Under: SQL
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Database Administration , IT Trainer , Project Manager

1 4452
Q:

Series of interface points that allow other computers to communicate with the other layers of network protocol stack is called SAP

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:
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Subject: Network Administration
Job Role: Network Engineer

1 4446
Q:

Server control events are handled in the server whereas HTML control events are handled in the page

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

Server control events can be handled inside a server itself

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Subject: Web Technology
Job Role: Software Architect

0 4445
Q:

How the different permutations are ordered in c++?

A) Compare lexicographicaly to each other elements B) By finding the highest element in the range
C) By finding the lowest element in the range D) None of the mentioned
 
Answer & Explanation Answer: A) Compare lexicographicaly to each other elements

Explanation:
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Filed Under: C++

1 4430
Q:

What is the difference between Notify URL and Return URL?

Answer

Notify URL and Return URL is used in Paypal Payment Gateway integration. Notify URL is used by PayPal to post information about the transaction. Return URL is used by the browser; A url where the user needs to be redirected on completion of the payment process.

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Subject: PHP

2 4426