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Intermediary services can be classified as stateless services that bridge technical inconsistencies or design gaps in an architecture. They act as both clients and servers in a Service Oriented Arch
We identified three expansion stages that signify the different levels of maturity of an SOA in the enterprise: the fundamental SOA, the networked SOA and the process-enabled SOA.
A service is a software constituent of distinctive functional meaning which typically encapsulates a high-level business concept, and is basically made up of three parts. Illustrate the three sub-co
Consider an elliptic curve encryption or decryption scheme. The cryptosystem parameters are E5(1,6) and G = (2,4). B's secret key is nB = 2.
Consider cryptographic hash functions. Name four necessary properties for a cryptographic hash function, describing for each why it is vital.
Describe the significance of the Euler Totient function in Cryptography. Compute Euler Totient function value, φ(1280).
Consider a Diffie-Hellman scheme with a common prime q = 11 and a primitive root α = 2.
In brief describe the given security goals given by cryptography: confidentiality, integrity, authentication and non-repudiation.
Name five problems with solutions that might take place while installing the Linux from Scratch (LFS) system.
For the given, cmd1 and cmd2 are arbitrary UNIX commands, and file1 and file2 are files owned by you. Write UNIX (bash) commands to:
What is the role of device independent layer of device driver? In brief explain why a micro-kernel operating system structure is more robust than a monolithic (simple) operating system structure.
Name all four contemporary technologies that are related to Grid computing. What are the major distinctions between conventional distributed computing and Grid computing?
Describe the contents of the Cost Assessment. Several Documents are needed for Configuration Management. State three of them, and describe their importance.
Make a distinction between interior routing and exterior routing. With the use of diagram(s), describe in details how routing takes place between Autonomous Systems.
Describe how frame tagging within a VLAN can be used to set up trunk ports. Describe how inter-VLAN communication can be accomplished through subinterfaces.
Describe the operation of Selective Repeat ARQ with neat sketches. Describe services offered by ISDN supporting existing voice & non-voice services.
A large slotted ALOHA system generates 50 requests/sec which includes both originals & retransmissions. A time-slot is 40 msec. Find the Chance of success in first attempt.
Data replication is an important mechanism commonly employed in a distributed database environment. Replication provides a number of benefits in terms of enhanced system performance.
Describe the term Information and Communication Technology. Explain the various generations of computers and give an account of major developments in each generation.
What are the functions of authentication and Encryption in GSM? How is system Security maintained? Describe the architecture of GSM Network. Describe all the entities.
Examine the appropriateness of the Hofferbert model of policy-making with that of Hodgkinson. Illustrate your answer with examples.
The Government of Mauritius has improved the regulatory framework to comply with international best practices by introducing different pieces of legislation such as the Computer Misuse and Cyb
Provide four examples of “Traditional Internet Applications” and four “Newer Internet Applications”.
Describe how you would implement the queue data structure in its simplest form. Describe your answer fully with the essential sample code.
Make a distinction between “Connectionless Protocols” and “Connection-Oriented Protocols”. Provide two merits and two demerits of “Connection-Oriented Protocols”.