Define Null reference
Null reference: A value utilized to mean, `no object'. Employed whenever an object reference variable is not referring to the object.
What do you mean by data movement? Describe in brief.
VeriSoft (Godefroid, 2005) is a model checker for C and C++; other languages can be used, but components in other languages are treated as black boxes. VeriSoft has been used to find defects in very large telecommunications programs (Chandra, Godefroi
Define the features of DTD?
File system: The operating system makes it possible to utilize space on a computer's disk drives by imposing a structured file system on disk storage. Each and every file system contains its own conventions for the manner in which the files are named,
Deadlock: A situation which occurs whenever two threads each acquires the lock to one of a set of resources which they both require.
describe the foreign key in fact table and dimension table
Formal argument: The definition of a method’s argument is the part of a method header. Each and every formal argument has an associated type. Whenever a method is called, the actual argument values are copied into the analogous formal arguments.
In CORBA, what are i) an ORB ii) an IOR iii) a servant iv) a POA and v) a POA manager?
Define the term software?
Virtual desktop: The name employed to explain a user's graphical working area in a window manager. The name arises in the early days of graphical user interfaces whenever it was thought that such would lead to `paperless offices'. This was anticipated
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