Interview Questions

Q:

What is the difference between array and ArrayList ?

Answer

Array is collection of same data type. Array size is fixed, It cannot be expanded.


 


But ArrayList is a growable collection of objects.ArrayList is a part of Collections Framework and can work with only objects.

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Subject: Java

0 2059
Q:

What is Web Browser ?

Answer

Web browser is a software application used to locate,retrieve and display content on the World Wide Web, including Web pages, images, videos and other files.


Examples : Microsoft Internet Expiorer , Mozilla Firefox , Google Chrome, Opers , Safari etc...

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Subject: Web Technology

0 2057
Q:

How does traffic measured in hosting platform?

Answer

- The traffic can be measured using the size of the files that are transferred from one place to another (server-client). 


- It can also be measured by the size of the file that is being requested by the client from the server. 


- The number of visitors arriving on the website also involve in the measurement of the traffic using the web hosting platform. 


- The advertisements of the sites take more bandwidth to allow more number of users to be on the website. 


- More number of users provides higher traffic on the website thus it requires more bandwidth on the web hosting sites.

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Subject: Web Technology

0 2056
Q:

What is the difference between the communication and transmission

Answer

Transmission is a physical movement of information and concern issues like bit polarity, synchronization, clock etc.


Communication means the meaning full exchange of information between two communication media

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0 2056
Q:

Which of the following is not a direct tax?

A) Sales tax B) Corporation tax
C) Wealth tax D) Estate tax
 
Answer & Explanation Answer: A) Sales tax

Explanation:

Direct tax is a tax directly paid to the government by the individuals or organizations on whom it is imposed. Sales Tax is paid for the sales of certain goods and services.

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Filed Under: Accounts Payable
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

0 2055
Q:

What is a Web Worker?

Answer

- A web worker is a JavaScript which runs in the background. It exists in external files. 


 - It is independent of other scripts and does not affect the performance of the page. 


 - Web workers are usually used for CPU intensive tasks.

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Subject: Web Technology

0 2055
Q:

What is end-to-end testing?

Answer

Similar to system testing, the *macro* end of the test scale is testing a complete application in a situation that mimics real world use, such as interacting with a database, using network communication, or interacting with other hardware, application, or system.

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Subject: QA Testing

0 2054
Q:

How does a try statement determine which catch clause should be used to handle an exception?

Answer

When an exception is thrown , the catch block of the try statement are examined in the order in which they appear. The first catch block that is capable of handling the exception is executed. The remaining catch blocks are ignored

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Subject: Java

0 2054