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You have Poisson arrivals into your system with ?= 5 packets/second. The slot length is 1 second. Your current estimate for n^ is 20 (for the k-th time slot iteration)., assume that after transmission you recevie an idle feedback, update your n^ estimate and compute transmission probability for next time slot.
Explain a recent high profile computer security issue that you have heard of. Based on basic network security principles, how might the issue have been avoided?
The purpose of this program is to change such that it makes use of the IPC facilities provided by UNIX.
At present we have a huge problem with advertising corporations which are making profiles of people by collecting their information.
Suppose if run through itself, an I/O bound program spends more time waiting for I/O than using the processor and vice versa for the processor-bound.
In this case study, you require to construct a network checklist to establish certain process that enable you and other network security specialists to assess a network from different possible threats and vulnerabilities.
Analyse the different methods for collecting data Explain by taking examples 3 types of Sampling techniques.
Give three technical merits of UNIX b) Differentiate between "clustered systems" and "real-time systems". c) Describe the purpose of using "trust relationship"
Write two challenges an OS faces when passing parameters between user and kernel mode. Describe how an OS can overcome them
When a process first start execution, how would you characterize the page fault rate? Once the working set for a process is loaded into memory, how would you characterize the page fault rate?
Discuss and provide examples of the following concurrency issues associated with an OS: 1. Mutual exclusion 2. Deadlock 3. Starvation
The creation and use of calculating technology enables new capabilities. For example, information and decision rules can be captured and copied more easily,
Think about the given threats to Web security and explain how each is countered by a particular feature of SSL.
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