Technology Questions

Q:

What is sqlcode -811?

Answer

SELECT statement has resulted in retrieval of more than one row.

Report Error

View answer Workspace Report Error Discuss

0 3082
Q:

What JSON framework is supported by iOS (iPhone OS) ?

Answer

  • SBJson framework is supported by iOS.

  • It is a JSON parser and generator for Objective-C (Objective-C is the primary programming language you use when writing software for OS X and iOS. It is a superset of the C-programming language and provides object-oriented capabilities and a dynamic runtime).

  • SBJson provides flexible API's and additional control that makes JSON handling easy.

Report Error

View answer Workspace Report Error Discuss

8 3078
Q:

Describe about Physical Data Integration?

Answer

- Physical Data Integration is all about creating new system that replicates data from the source systems.


- This process is done to manage the data independent of the original system.


- Data Warehouse is the example of Physical Data Integration.


- The benefits of PDI include data version management, combination of data from various sources, like mainframes, flat files, databases.


- A separate system is needed for handling vast data volumes.


 

Report Error

View answer Workspace Report Error Discuss

0 3077
Q:

What do you mean by stack unwinding?

Answer

Stack unwinding is a process of calling all destructors for all automatic objects constructed at run time when an exception is thrown. Destructors are called between the places where the exception was thrown and where it is caught.

Report Error

View answer Workspace Report Error Discuss

Subject: C++

0 3077
Q:

Where SQL server user names and passwords are stored in SQL server?

Answer

They get stored in System Catalog Views sys.server_principals and sys.sql_logins.

Report Error

View answer Workspace Report Error Discuss

Subject: SQL

0 3070
Q:

What is purpose of VSAM?

Answer

VSAM acts as an interface between Application program & Operating System.

Report Error

View answer Workspace Report Error Discuss

0 3068
Q:

If an array with name as "names" contain three elements, then how will you print the third element of this array?

Answer

Print third array element document.write(names[2]);

Note:- Array index starts with 0.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology

0 3063
Q:

HTML documents are saved in

A) Machine language codes B) ASCII text
C) Special binary format D) None of the above
 
Answer & Explanation Answer: B) ASCII text

Explanation:

Word and WordPad can save documents as ASCII text and HTML, but this approach can lead to problems. NotePad should launch with a new document open.

From the File pull-down menu, Select "Save As," save the file to the Desktop, and name the file using the ".html" extension (e.g., "home.html").

Report Error

View Answer Report Error Discuss

0 3061