Question 1: a) identify various types of resources that can usefully

Question 1: A) Identify various types of resources that can usefully be shared in computer networks. Give examples of their sharing as it occurs in distributed systems. [5] B) Discuss briefly key challenges that one needs to address in the design and development of distributed applications. [5] Question 2: A) Discuss peer-to-peer architectural model for construction of distributed systems. [5] B) Identify main types of security threats that might occur in the Internet with an example. [5] Question 3: A) Discuss difference between TCP/IP and UDP protocols for Socket-based communication. [5] B) Write a multithreaded Java program that responds to remote clients’ requests for meaning of words stored in a Dictionary. If a client program sends a message “King” to the server, the server program responds back with the meaning of word “King” by retrieving it from the dictionary (as a string). Use Java Sockets for communication between clients and the server. [5] Question 4: A) Write a simple CORBA program that demonstrates the invocation of remote object services. For example, when a client sends a message “Hello”, the server responds with “Hi There!”. [5] B) Write a simple RMI program that demonstrates the invocation of remote object services. For example, when a client sends a message “Ping”, the server responds with “Pong”. [5] Question 5: A) Discuss important operating systems services that are essential for supporting the development of concurrent and scalable distributed systems. [5] B) Discuss architecture of Layered operating system. Comment on how well it supports the development of extensible operating systems. [5] Question 6: A) Discuss techniques for achieving high-performance in distributed file systems. [5] B) Discuss model architecture of distributed file system and its components. [5] Question 7: A) Discuss asymmetric (public/private key pair-based) cryptography technique and how it can be used in supporting security in distributed systems. [5] B) Discuss secure socket layer (SSL) architecture and its components. [5] Question 8: A) Discuss the role of naming services in distributed systems. List two navigation schemes that can be used for name resolution in domain name systems. [5] B) Discuss operation of a typical domain name server (DNS) with suitable example. [5] 

Calculate Your Essay Price
(550 words)

Approximate price: $22

Calculate the price of your order

550 words
We'll send you the first draft for approval by September 11, 2018 at 10:52 AM
Total price:
$26
The price is based on these factors:
Academic level
Number of pages
Urgency
Basic features
  • Free title page and bibliography
  • Unlimited revisions
  • Plagiarism-free guarantee
  • Money-back guarantee
  • 24/7 support
On-demand options
  • Writer’s samples
  • Part-by-part delivery
  • Overnight delivery
  • Copies of used sources
  • Expert Proofreading
Paper format
  • 275 words per page
  • 12 pt Arial/Times New Roman
  • Double line spacing
  • Any citation style (APA, MLA, Chicago/Turabian, Harvard)

Our guarantees

Delivering a high-quality product at a reasonable price is not enough anymore.
That’s why we have developed 5 beneficial guarantees that will make your experience with our service enjoyable, easy, and safe.

Money-back guarantee

You have to be 100% sure of the quality of your product to give a money-back guarantee. This describes us perfectly. Make sure that this guarantee is totally transparent.

Read more

Zero-plagiarism guarantee

Each paper is composed from scratch, according to your instructions. It is then checked by our plagiarism-detection software. There is no gap where plagiarism could squeeze in.

Read more

Free-revision policy

Thanks to our free revisions, there is no way for you to be unsatisfied. We will work on your paper until you are completely happy with the result.

Read more

Privacy policy

Your email is safe, as we store it according to international data protection rules. Your bank details are secure, as we use only reliable payment systems.

Read more

Fair-cooperation guarantee

By sending us your money, you buy the service we provide. Check out our terms and conditions if you prefer business talks to be laid out in official language.

Read more