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Question:
(a) Give three advantages of using mobile agents.
(b) Distinguish between Static Itinerary Static Order (SISO) and Static Itinerary Dynamic Order (SIDO) mobility patterns.
(c) List the four popular mechanisms for protecting a host against malicious mobile codes.
(d) Describe five different ways of how a malicious host can cause a denial of service attack upon a mobile agent.
(e) Secure co-processors provide a hardware trusted computing base (TCB) for executing mobile agents such that they are protected from the host server. Describe how a TCB could also be implemented in software.
Describe the prototyping methods in software process. Two methods i. Evolutionary prototyping - In this approach of system development, the early prototype is prepared and i
This case study looks at the requirements for an information system to manage the organisation of an international academic conference. An academic conference consists of presenta
Question: (a) Describe the purpose and importance of a Document Type Definition in XML. (b) Describe the difference between PCDATA and CDATA with respect to a DTD. (c)
Bottom up design: This design leads to a style of design where we decide how to join these modules to give larger ones; to combine those to give even larger ones, and so on, till
What is DFD? Data Flow Diagram depicts the information flow and the transforms that are applied on the data as it moves from input to output.
State Lehman's First law. A program that is used in true world environment essentially must change or become progressively less useful in that environment.
Question 1 Give the classification of computers and explain them briefly Question 2 Give the overview of application software Question 3 Explain the three main types of
Define about the erroneous data - Test data Abnormal/erroneous data - This is data outside the limits of validity/acceptability and must cause an error message to be g
What are the objectives of software design? Objectives of software design The objective of the design phase is to plan a solution of the difficulty
Explain Boundary value? (1)A data value that corresponds to a input, internal, or output value specified for a system or component. (2) A value which lies at, or just inside
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