JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B.Tech IV WEB SERVICES AND SERVICE ORIENTED ARCHITECTURE Previous Question Paper (July - 2023 - R16)
Note: i) Question paper consists of Part A, Part B.
ii) Part A is compulsory, which carries 25 marks. In Part A, Answer all questions.
iii) In Part B, Answer any one question from each unit. Each question carries 10 marks and may have a, b as sub questions.
Part A
Define web service.
Answer
A web service is a software system designed to support interoperable machine-to-machine interaction over a network. It uses standard protocols like HTTP to exchange data, typically in XML or JSON format, allowing different applications to communicate regardless of their underlying platform or programming language.
What is CORBA?
Answer
CORBA (Common Object Request Broker Architecture) is a standard defined by the Object Management Group (OMG) that enables software components written in different languages and running on different computers to work together. It uses an Object Request Broker (ORB) to manage the communication between distributed objects in a heterogeneous environment.
Why is a service description needed?
Answer
Sign in to view the complete answer paper.
Illustrate WSDL port type element.
Answer
Sign in to view the complete answer paper.
What are the advantages of SOAP?
Answer
Sign in to view the complete answer paper.
Give the structure of XML document.
Answer
Sign in to view the complete answer paper.
What is the use of service registries?
Answer
Sign in to view the complete answer paper.
Provide an example for <bindingTemplate> structure.
Answer
Sign in to view the complete answer paper.
List the security threats for web services.
Answer
Sign in to view the complete answer paper.
What is the significance of XML signature?
Answer
Sign in to view the complete answer paper.
Part B
Explain the role of J2EE in distributed computing with suitable application.
Answer
Sign in to view the complete answer paper.
Discuss basic operational model of web services.
Answer
Sign in to view the complete answer paper.
Describe the characteristics of web service and its architecture with necessary diagram.
Answer
Sign in to view the complete answer paper.
What are the additional features of WSDL 2.0 compared to WSDL 1.1?
Answer
Sign in to view the complete answer paper.
Explain the importance of WSDL binding.
Answer
Sign in to view the complete answer paper.
Demonstrate polymorphism using XML schema.
Answer
Sign in to view the complete answer paper.
Explain messaging model of Simple Object Access Protocol.
Answer
Sign in to view the complete answer paper.
Discuss the appealing characteristics to be offered by an advanced service registry.
Answer
Sign in to view the complete answer paper.
With an example explain web services notification.
Answer
Sign in to view the complete answer paper.
Describe Universal Description, Discovery and Integration usage model with illustrations.
Answer
Sign in to view the complete answer paper.
With a neat diagram, explain firewall architecture.
Answer
Sign in to view the complete answer paper.
Explain the steps for XML encryption.
Answer
Sign in to view the complete answer paper.
How are endpoint references used in WS-MetadataExchange? Explain.
Answer
Sign in to view the complete answer paper.