Technology Questions

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.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology

0 1901
Q:

What is SAP R/3?

Answer

A third generation set of highly integrated software modules that performs common business function based on multinational leading practice. Takes care of any enterprise however diverse in operation, spread over the world. In R/3 system all the three servers like presentation, application server and database server are located at different system.

Report Error

View answer Workspace Report Error Discuss

Subject: SAP

0 1898
Q:

How can we read and write operating system files from PL/SQL program?

Answer

The UTL_FILE database package can be used to read and write operating system files. You need to have read /write access rights in that directory before the package can be used.


Example to write file:


Fhandler is a variable of type UTL_FILE.FILE_TYPE


UTL_FILE.PUTF(fHandler, 'Im writing to a file\n');


 


Example to read file:


UTL_FILE.GET_LINE(fHandler, buf);

Report Error

View answer Workspace Report Error Discuss

Subject: Oracle

0 1898
Q:

What are windows object and navigator object in JavaScript?

Answer

Windows object is top level object in Java script. It contains several other objects such as, document, history, location, name, menu bar etc., in itself. Window object is the global object for Java script that is written at client-side.


Information pertaining to the client browser and system is returned by the navigator object of JavaScript. Navigator object is the top level object for all users.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology

0 1893
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.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology

0 1892
Q:

What are the principles in providing the security for the computer programs?

Answer

- The principle of least privilege is used to provide more security to the computer programs. 


- The principle allows the designing of the program such that any unauthorized access is not allowed and only the person who owns the program will be able to access it. 


- The services provided should be able to access only those products that need the services. 


- Web servers that are involved in responding the queries of the web users provide only accessing to the HTML files that will serve the purpose of the programs. 


- Computer programs should be made such that it provides secure features of logging into the program with proper authentication.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology

0 1891
Q:

What are the steps involved in uploading the files using FTP client software?

Answer

- FTP is used to upload the files on the server from the client side where it is installed on the computer of clients. 


- FTP client is checked for the installation of the software and according to that the appropriate directory is uploaded on the hosting server. 


- The hosting server uploads the files that is being created by the user and set the permissions for it so that public can access it. 


- Web hosting uses different directories like HTML that is used as var/www/html that is determined using the FTP client. 


- Initial local directory is being set up using FTP client and it is where the website gets stored. 


- The transfer mode is being determined for the files that need to be transferred either in ASCII or BINARY mode.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology

0 1890
Q:

JavaScript vs. Jscript

Answer

JavaScript:


- JavaScript is a scripting language developed by Netscape Communications.


- The Netscape Navigator interprets JavaScript embedded into Web pages.


- JavaScript is used for developing web applications.


- It is not dependent on Sun Microsystem's Java language.


JScript:


- Microsoft JScript is an open implementation of Netscape's JavaScript.


- JScript is a scripting language designed to create active online content. ActiveX controls, Java programs, etc can be linked and automated in the web pages using JScript.

Report Error

View answer Workspace Report Error Discuss

Subject: Web Technology

0 1889