KyaPoocha.com

Huge Collection of Interview Questions


Archive for July, 2006

What is W3C and what is its role in the development of XML family of technologies? 

World Wide Web Consortium (W3C), founded by Tim Berners-Lee (inventor of the Web), is a group of less than 100 full-time staff and about 500 members, which includes... Read more »

What is the difference between well-formed and valid XML document? 

W3C, in the XML specification, has defined certain rules that needs to be followed while creating XML documents. The examples of such rules include: having exactly... Read more »

What is XML, and why it is gaining such a momentum? 

XML, or Extensible Markup Language, is an excellent way of representing data in a structured format. The most popular application of XML is for data-exchange. Like... Read more »

Explain what a DiffGram is, and a good use for one? 

A DiffGram is an XML format that is used to identify current and original versions of data elements. When sending and retrieving a DataSet from an XML Web service,... Read more »

Differences Between XML and HTML 

Some Differences between XML and HTML: XML HTML User definable tags Defined set of tags designed for web display Content driven Format driven End tags required... Read more »

What are the different types of JOIN operations? 

Equi Join: This is the most common type of join which involves only equality comparisions. The disadvantage in this type of join is that there  Read more »

Does PL/SQL support “overloading”? 

The concept of overloading in PL/SQL relates to the idea that you can define procedures and functions with the same name. PL/SQL does not look only at the referenced... Read more »

What does Security-enhanced Linux give me that standard Linux can’t? 

The Security-enhanced Linux kernel enforces mandatory access control policies that confine user programs and system servers to the minimum amount of privilege they... Read more »

What is SELinux? 

SELinux Security-enhanced Linux is a research prototype of the Linux® kernel and a number of utilities with enhanced security functionality designed simply to demonstrate... Read more »

Name few applications of Bluetooth. 

* Wireless control of and communication between a cell phone and a hands free headset or car kit. This is the most popular use. * Wireless networking between PCs... Read more »

How many devices can communicate concurrently? 

A Bluetooth device playing the role of the “master” can communicate with up to 7 devices playing the role of the “slave”. This network of... Read more »

What is Pairing? 

Pairing Pairs of devices may establish a trusted relationship by learning (by user input) a shared secret known as a “passkey”. A device that wants to... Read more »

How secure a Bluetooth device is? 

Bluetooth uses the SAFER+ algorithm for authentication and key generation. The E0 stream cipher is used for encrypting packets. This makes eavesdropping on Bluetooth-enabled... Read more »

What is Bluetooth SIG? 

Bluetooth Special Interest Group (SIG) Bluetooth wireless technology is revolutionizing personal connectivity by providing freedom from wired connections. It is... Read more »

Why is Bluetooth 2.0 better? 

The main features of Bluetooth Core Specification Version 2.0 + EDR are: • 3 times faster transmission speed (up to 10 times in certain cases) • Lower power... Read more »

Page 5 of 28« First...«34567»...Last »