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Explain Protection mechanism.
Protection mechanism: The subsequent mechanisms are commonly utilized for protecting files having programs and data.
(a) Access controls lists (ACL's) (b) Capability lists (C- lists)
These lists are utilized to make sure that uses only access files that are explicitly authorized access. These files contain
(i) files created by a user herself/himself
(ii) files owned by others, for that a user process explicit access privileged granted through other owners.
What is secondary list? It permits you to enhance the information presented in the basic list. The user can, for example, select a line of the basic list for which he require
What are the simplest way to restrict the users The simplest way to restrict the users to peek inside the internals of the Web site is to use firewalls, where the information c
Stata about the Magnetic stripes These comprise information/data stored on magnetic material often on the back of a credit/debit card; the information is automatically read b
Define the Architectural framework for electronic commerce. An application independent framework to categorize service interaction relies onto four fundamental dimensions a.
The illustration of the mouse on-screen. Depending on your settings, the cursor can be many dissimilar things.
Illustrate what is pascal's principle? Answer:- Pascal's Principle declares that the pressure is transmitted evenly through a liquid. That's why when you pump up a balloon
A. F(X, Y, Z) = ∑(0, 1, 2, 6, 7) using TRUTH TABLE only B. F(X,Y,Z) = ∑ (4,6,7,8) + D(2,5,11,12) using K-Map 1. Find SOP expression 2. Simplify SOP expression 3. Implem
What is a Demultiplexer ? Ans. Demultiplexer has similar circuit as decoder but here E is obtained as the particular input line, the output lines are similar as decode
Name various work processes of R/3 system? A) Dialog or Online (processes only one request at a time). B) Background (Started at a specific time) C) Update (primary or se
Binary Resolution: We looked at unit resolution (a propositional inference law) in the last lecture: A ∨ B, ¬B /A We may have this a bit further to propositional bin
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