Interview Questions

Q:

Whats the difference between a NSArray and a NSMutableArray?

Answer

A NSArray’s contents can not be modified once it’s been created whereas a NSMutableArray can be modified as needed, i.e items can be added/removed from it.

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0 1952
Q:

What is the difference between start_form and open_form in scripts? Why is it necessary to close a form always once it is opened?

Answer

strat_form using this we can open many layoutses
open_form using this we can open the layout
performance will be high

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Subject: ABAP

0 1952
Q:

What is a CDATA section in XML?

Answer

CDATA - (Unparsed) Character Data


The term CDATA is used when you dont want some text data to be parsed by the XML parser.


A CDATA section starts with "<![CDATA[" and ends with "]]>": 

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Subject: Web Technology

0 1950
Q:

Tell me what you know about a Remedy ticketing system?

Answer


The Remedy Action Request System, also realize as Remedy or Action Request System, is a client-server trouble ticketing function produced by BMC and used by companies to track internal issues and customer-reported problems. If a client calls customer service to report a service trouble, such as telephone problems or internet access, the customer service support agent would open a Remedy ticket. Treatment then routes the ticket to the proper trouble queue and team responsible for resolving the issue

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1 1947
Q:

What are meta tags used for?

Answer

-To store information usually relevant to browsers and search engines.


-To only store information usually relevant to browsers


-To only store information about search engines.


-To store information about external links

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0 1947
Q:

What is the difference between method overriding and overloading?

Answer

Overriding is a method with the same name and arguments as in a parent, whereas overloading is the same method name but different arguments

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Subject: Java

0 1947
Q:

What is end-to-end testing?

Answer

Similar to system testing, the *macro* end of the test scale is testing a complete application in a situation that mimics real world use, such as interacting with a database, using network communication, or interacting with other hardware, application, or system.

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Subject: QA Testing

0 1946
Q:

What are the varoius components of physical database structure of Oracle database?

Answer

Oracle database comprises of three kinds of files:
- Datafiles
- Redo log files
- Control files

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Subject: Oracle

0 1942