Technology Questions

Regression Testing: When changes in the code of the software are made to fix the previous bug. Then testing needs to be perform to ensure that it will not generate a new bug in the application and it works as specified and that it has not negatively impacted any functionality that it offered previously. Regression Testing is important because of following reason:

- That the application works even after the alteration in the code were made.

- The original functionality continues to work as specified even after doing changes in the software application.

- The alteration to the software application has not introduced any new bugs.

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

Each application gets its own Linux user ID and virtual machine which means that the application code runs in isolation from other applications.

Layer objects are data objects which represent visual content. Layer objects are used by views to render their content. Custom layer objects can also be added to the interface to implement complex animations and other types of sophisticated visual effects.

A scope is a range, or pool, of IP addresses that can be leased to DHCP clients on a given subnet.

Unwrapping is also called as unpacking or unboxing.

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

yes if the method is ovreriding method

no if the method is not overriding method