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Question:
a) There are main goals of data security. List them and elaborate on how they provide protection.
b) Describe threats associated with data security.
c) Describe authentication methods used to grant access to secured data.
d) There are different types of viruses that affect a program. List common viruses and describe how they affect programs.
e) List antivirus techniques used for protection purposes.
What is paging? Name the different paging techniques. Paging is a memory management method that permits the physical-address space of a process to be noncontiguous. Paging evad
EXAMPLE FOR SEGMENTATION Consider an instance as given in the table and we have five segments numbered from 0 through 4 the segment is stock in the physical memory as shown. Th
Facilities of a Debug Monitor Facilities of a debug monitor are like this: Setting breakpoints in the program Initiating a debug conversation while control reaches
my Operating System is windows trust but when the windows start say its windows xp. help pleaes
Question 1 What is a file? Write down the operations on files Question 2 What do you mean virtual machine? Write down the application of virtual machine Question 3 What
unequal size partition
What is meant by demand paging? Explain. Demand paging is a technique to implement virtual memory. In demand paging simply when a page is required it is brought into memory. As
how copy on write on pages when many process works at a same time?
Q. Presume that a system is in an unsafe state. Illustrate that it is possible for the processes to complete their execution without entering a deadlock state. Answer: An unsaf
scattered resposibi;ity and authority -necessity of operation research
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