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Explain difference between Security and Protection?
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.
Security mechanisms: Authentication is the main security mechanism. Authentication is the function of verifying the identity of a user. Authentication is classically performed by passwords at login time. The system stores the password information into a system as place as pair of the form (password info, user id), the password information is protected through encryption.
What are the benefits of using e-commerce? Basic Benefits of E-Commerce The main benefits are enhancing sales and reducing costs. The other advantages are as follows: 1.
How do transmission bridges help in satisfying the connectivity? A usual transmission bridge is demonstrated in figure. The series capacitance and the shunt inductances of
Q. Characteristics of Magnetic disk? Tracks and Sectors: Disk is divided in concentric rings known as tracks. Thus a track is one complete rotation of disk underneath read/wr
Designed, developed, tested and documented the demo created for NPBlox framework. NPBlox framework is a framework which enabled developers to create CLI/WEB/SNMP interfaces for
Artificial intelligence language processing (AILP) is a field of computer science and linguistics concerned with the interactions among computers and human (natural) languages; it
a. Design a fast adder. What are the variations in a fast adder? b. Define how the virtual address is changed into real address in a paged virtual memory system. Give an example
Q. Illustration to demonstrate design of sequential circuits? Let us take an illustration to demonstrate above process. Suppose we want to design 2-bit binary counter employing
Q. What is Combinational circuits? Combinational circuits are interconnected circuits of gates according to definite rules to generate an output relying on its input value. A w
Write a program to mask bits D3D2D1D0 and to set bits D5D4 and to invert bits D7D6 of the AX register.
What is full form of BDC Session? Batch Data Communication Session.
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