Interview Questions

Math object has two constant : Math.PI and Math.E

Math object has following functions:

- Math.abs(val1);

It will give absolute value of val1.

- Math.max(val1,val2);

This fuction will return maximum value from val1 and val2.

- Math.random();

This function will return a random number between 0 and 1.

- Math.floor(val1)

This function will returns decimal value of val1

- Class selector can be given to an overall block. This is sometimes termed as block element as well, whereas ID selector identifies a unique name and a style for a specific element. 

- ID selector declares the style for only one particular element which can be differentiated from other element, whereas Class selector is being given for the whole complete block.

- Web hosting services provide internet hosting and its services that provide organization to build the websites. 

- The web hosting services also allow the individuals to access the websites through the World Wide Web. 

- Web hosting provides the space to put their content and allow the clients to provide the Internet connectivity. 

- It provides the data center that allows the use of higher space and connectivity properties for the Internet users. 

- It provides tools to allow the website to run on the servers and easily accessible from the outside world using the browser.

new ClassName();

This expression creates object in heap area and returns that obj address. Here JVM creates object but JVM does not returns object original address. JVM returns duplicate address, duplicate address is also called as hashcode. 

Some important differences between Canvas and SVG:

- Canvas is resolution dependent while SVG is not. 

- Canvas does not provide any support for event handlers while SVG does. 

- Canvas is suitable for graphic-intensive games while SVG is not suitable for gaming.

- Canvas is suitable for small rendering areas while SVG is suitable for large rendering areas like Google maps.

Insurance can help you to protect your properties and assets like home, car, stocks,... against unexpected accidents.

There are mainly four reasons for a company to outsource its call center:

a) Cost saving 

b) Focus on core activities 

c) Access to special enterprise which has expertise in the domain. 

d) Other resource related reasons like relieving resource constraints, reducing staff.