Answer:
Raster Graphic is a bitmap. They are basically a grid of small pixels that make an image.
 
        
             
        
        
        
Answer: 
1. b) 
2. c)
3. c) 
4. a)
5. b)
Explanation: 
1. and 5. Linear kind of navigation is a system with a sequential manner web pages that are perfect for some sorts of sites that are having information that has to be viewed as a book (5) and when we are talking about that view we are considering one page after another page like we are reading a book. It is also the simplest navigation. This is the explanation for question 1 and question 5. 
2. The most well-designed navigation system is an intuitive one because in this design of the website we have website traffic that is easy because it flows from one web page to another web page. It is showing us where to go to find and look for something and even where to go if there is no concrete options for what are we looking for. 
3. A Sitemap is referring to the organized hierarchy of links and it is the protocol that is allowing us to search through many links. A Sitemap is having a listing of the URLs for some site and that is why this is the correct answer. 
4. In using liner reciprocal navigation the interface should include how frames are left and how many of them are there. The more the frames, the more times the user will spend on them and the site. 
 
        
             
        
        
        
Answer: Plastic, metal, rubber, wiring, electricity, technology, wifi,   
 
Explanation: You need  PLASTIC to make a frame for the computer. METAL 
to make an exoskeleton under the plastic frame. RUBBER to hold those loose wires and to make sure the electricity doesn't escape and shock you. ELECTRICITY to charge and make the computer runs.  Technology is used for you to log in and out of your computer and WIFI to make sure it doesn't lag. 
 
        
             
        
        
        
Answer:
a. Object cannot be converted to Person
Explanation:
This program demonstrates polymorphism. 
e.g., a Student IS a Person therefore you can call m() with a Student as well as a Person object.
The same goes for GraduateStudent.
However, and Object is not a Person, so the last call fails. This can be deducted by the type checking that happens at compile time.