Web Development Interview Questions
10 Feb, 2007
- How do you create a recordset object in VBScript?
- What is Querystring collection? - It allows you to extract data sent to the server using a GET request.
- Explain the difference between POST and GET Method. - GET requests are string data that is visible to the end user via the URL and a limit of 2kb, POST requests have no limit on total data and the user can’t see the data in a query string.
- Why do we use Option Explicit? - To avoid multiple variables of the same name.
10 Feb, 2007
- What’s relationship between JavaScript and ECMAScript? - ECMAScript is yet another name for JavaScript (other names include LiveScript). The current JavaScript that you see supported in browsers is ECMAScript revision 3.
- What are JavaScript types? - Number, String, Boolean, Function, Object, Null, Undefined.
- How do you convert numbers between different bases in JavaScript? - Use the parseInt() function, that takes a string as the first parameter, and the base as a second parameter. So to convert hexadecimal 3F to decimal, use parseInt (”3F”, 16);
- What does isNaN function do? - Return true if the argument is not a number.
10 Feb, 2007
- What’s the difference between primary key and unique key?
- The Perl script on the site is working slow. What’s your plan of attack?
- Name several reasons why a Web site would not work entirely.
- Write an SQL statement that would select only the customers who made multiple orders within a single week.
- What version control systems do you use?
- How do you configure the maximum number of processes in Apache?
- How much memory do you need for Web server app? Describe your logic of calculating this number.
- What are response codes 302 and 303?
10 Feb, 2007
- How can we repair a MySQL table?
- What are the advantages of stored procedures, triggers, indexes?
- What is the maximum length of a table name, database name, and fieldname in MySQL?
- How many values can the SET function of MySQL take?
- What are the other commands to know the structure of table using MySQL commands except explain command?
- How many tables will create when we create table, what are they?
- What is the purpose of the following files having extensions 1) .frm 2) .myd 3) .myi? What do these files contain?
10 Feb, 2007
- What are the differences between Get and post methods in form submitting, give the case where we can use get and we can use post methods?
- Who is the father of PHP and explain the changes in PHP versions?
- How can we submit a form without a submit button?
- In how many ways we can retrieve the date in the result set of mysql using PHP?
- What is the difference between mysql_fetch_object and mysql_fetch_array?
- What is the difference between $message and $$message?
- How can we extract string ‘abc.com ‘ from a string ‘http://info@abc.com’ using regular expression of PHP?
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