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State the term Availability - organisational security scheme
What data needs to be available continually, compared to data which can be "off line" for limited periods.
The security policy must be part of an overall organisational security scheme, which should be abided by everyone in the organisations. For example, even the Chairman of the company tries to turn off virus scanning because he finds it inconvenient to see the emails could be viewed seriously. This kind of policies could stand as acid test of an organisation's commitment to its security policy. In case of emergencies, suspending certain aspects of the security policy, even temporarily can be risky since a security breach could result in total data or business loss, and consequently could cost many times more to recover.
Explain LRU Page replacement algorithm. LRU policy: It expands to least recently use. This policy proposes that we remove a page that last usage is farthest from present time
flow chart
Assembler: Typically a modern assembler makes object code by translating assembly instruction into op codes, & by resolving symbolic names for memory locations and any other e
Explain elements of language Grammer . As proposed through Noam Chomsky, a grammar G contains the following elements: a. A finite set N of non terminal symbols. b. A f
The field SY-DYNR refers to Number of the current screen.
Bit Serial Associative Processor (BSAP) : When the associative processor accepts bit serial memory organization then it is known as bit serial associative processor. While only one
How many address bits are required to represent a 32 K memory ? Ans. 32K = 25 x 210 = 215, Hence 15 address bits are needed; Only 16 bits can address this.
Q. What is radium utilized for? Answer:- Radium was previously used in self-luminous paints for nuclear panels, watches, clocks, aircraft switches and instrument dials. In
Explain DOS function call with one illustration DOS function call In order to use DOS function calls, always place function number into register AH and load all other re
Explain Deadlock in operating system ? Deadlock: all process in a set of processes is waiting for an event which only a process in the set can cause.
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