Answer
GUI operating system are more popular than CUI operating system because the GUI operating system is easy to use and understand because commands are graphically presented.They support extra devices and multimedia system.They support network and internet fully.They are multiuser,multitasking operating system.eg windows.
Explanation:
Hope it helps you
Answer:
The answer is "variables".
Explanation:
It is necessary to declare a variable privately when declaring a class because the private variable 'protects' the code while it is in operation. It may not aim to protect it at this stage from changing the codes themselves for other developers. Its purpose of the so-called "data hiding" is to hold the internal data from many other classes using the class protected.
Answer:
The number of nodes in a full binary tree of height 2 = 7
Explanation:
At each level k, of the full binary tree there are usually 
nodes.
So the full binary tree of height 2 has nodes= 
+ 
+ 
.
which is 7.
Answer:
This type of malware are called Polymorphic Malware.
