BSc CS Sem 5 BSc CS Semester 5 (2019 2020) Oct 2020 WEB SERVICES 14.10.19 Question Paper - Mumbai University | munotes

Questions asked in this paper

• 2) Figures to the right indicate marks

1. Q3 Illustrations, in-depth answers and diagrams will be appreciated
2. Q4 Mixing of sub-questions is not allowed
3. Q1 Attempt All (Each of 5Marks) 15 marks
   • (a) Multiple Choice Questions:
   • (i) type of web services do not keep any memory of what happens to it between
   • (C) singleton (D) none of these
   • (ii) Which element is a single root of every SOAP message?
   • (A) <Envelope> (B) <Entity>
   • (C) <soap> (D) <soapEnvelope>
   • (iii) Which of the following HTTP method should be used to create resource using
   • (A) GET (B) DELETE
   • (C) PUT (D) OPTIONS
   • (iv) Which of the following is correct about URI in RESTful web services?
   • (A) Each resource in REST is identified by its URI
   • (B) Purpose of URI is to locate resource on the server hosting the web service
   • (C) Both (A) and (B)
   • (D) Neither (A) nor (B)
   • (v) . WCE supports which transport schema?
   • (C) MSMQ (D) All of these
   • (b) in the blanks: (@QueryParam, SOAP, Reverse State Transfer, WSDL, UDDI, @Param, Representational State Transfer, Named, MSMQ)
   • (i) is a de facto standard messaging protocol used by web services
   • (ii). Web services can be published and discovered using (ili) annotation of JAX-RS API binds the parameter passed to method to a query parameter in path
   • (iv) REST stands for
   • (v) In WCF, pipes are used for one-way or duplex communication between different WCF applications on a single computer
   • (c) Answer in | sentences:
   • (ii) What is JAX-WS?
   • (iii) Describe the purpose of @javax.ws.rs.Produces annotation
   • (iv) What is OAUTH protocol used for?
   • (v) is the purpose of FaultContract in WCF?
4. Q2 Attempt the following (Any THREE) 15 marks
   • (a) | What are web services? How do web services differ from web-based applications?
   • (b) various types of information that can be published in UDDI registry
   • (c) Explain SOAP communication model
   • (d) Explain any 5 key capabilities of ESB
   • (e) Write a note on portfolio analysis in Web Services Development Lifecycle
   • (f) | Give example and illustrate the steps for creating a web service using JAX-WS
5. Q3 Attempt the following (Any THREE) 15 marks
   • (a) | Explainhow HTTP GET Method is used to perform READ data action in RESTful Web
   • (b) Explain various grant types available in OAuth 2.0 protocol
   • (c) Describe the core constraints of RESTful system
   • (d) Explain the concept of HATEOS
   • (e) are annotations? Explain @Path annotation used for defining RESTful resource
   • (f) How is JSON data processed in RESTful web services? Describe various Java APIs available for processing JSON
6. Q4 Attempt the following (Any THREE) 15 marks
   • (a) the following terms:
   • (b) on WCF Architecture Explain various hosting options available for WCF Web Services
   • (d) do you understand by a contract in WCF? Explain the purpose and usage of
   • (e) Write the steps involved in creating web service using WCF. Illustrate with a suitable
   • (f) Describe any five features of WCF
7. Q5 Attempt the following (Any THREE) 15 marks
   • (a) Describe various advantages of SOAP
   • (b) various message patterns that can be used with WSDL
   • (c) | Write anote on Web Application Description Language (WADL)
   • (d) Explain the following core architectural elements of a RESTful system:
   • (i) Resource (ii) Representation of a Resource
   • (e) Explain the following Business Service Realization options:
   • (i) Green-field development (ii) Meet-in-the-middle development

Read from the scan above, so a character or two may differ. The scan is the original.