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Question:
(a) Briefly explain how the functionality of the WWW has been enhanced, after its birth at CERN site. Use examples to illustrate your answer.
(b) Many modern computers are being sold without floppy disk drives. State two reasons why floppy disk drives are no longer considered necessary.
(c) Differentiate between sequential access and direct access when referring to a secondary storage device. Give one example of each.
(d) Briefly describe the four factors that affect the performance of a monitor.
(e) Computer security is often divided into three distinct master categories (controls): physical, technical and administrative. Explain what you understand by these different controls, giving examples to support your answer.
Translation Look aside Buffer : A TLB is a cache that holds only page table mapping If there is no matching entry in the TLB for a page ,the page table have to
Explain Dial Tone and Ringing Tone in strowger telephony. Dial Tone: it is used to indicate that the exchange is ready to recognize dialed digits by the subscriber. The subsc
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Q. Describe about general-purpose registers? The general-purpose registers as the name proposes can be used for several functions. For illustration they may comprise operands o
Q. Find the minimum SOP and POS expression for the following functions using K- Map and realize the expression using appropriate gates. Also realize SOP form using NAND-to-NAND ga
Q. Dynamic Configuration of parallel virtual machine? int pvm_addhosts( char **hosts, int nhost, int *infos ) Add hosts to virtual machine. hosts is an arra
Describe the roles of association Note that each association has roles. For instance, in Figure we can see that two classes, Student and University, have their predefined roles
What are the requirements for a swapper to work? The swapper works on the highest scheduling priority. Firstly it will look for any sleeping method, if not found then it will
What is critical section problem? A race condition at data item occurs when many processes simultaneously update its value data consistency, needs that only one process should
6.How can we improve the performance of pipeline processing
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