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Differentiate between protection and security.
Operating system contains a collection of objects, software or hardware. All objects have a unique name and can be accessed by a well-defined operations set. Protection problem - make sure that each object is accessed appropriately and only by those processes which are allowed to do so.
Security should notice external environment of the system, and protect this from:
I. Unauthorized access.
II. malicious modification or destruction
III. Accidental introduction of inconsistency.
Differentiate between Batch Operating System and Time Sharing Operating System? Batch operating systems : A batch is a sequence of jobs. Such batch is submitted to batch proce
POSIX is the IEEE's Portable Operating System Interface for Computer Environments. The standard provides compliances criteria for operating system services and is designed to allow
Name some register output control signals. Pc out , MDR out , Z out , Offset out , R1 out , R2 out , R3 out and TEMP out .
Observed Speedup Observed speedup of a system which has been parallelized, is defined as: Granularity is one of the easiest and most extensi
what is hashing
If you open your computers case, the motherboard is the flat, rectangular piece of circuit board to which the whole thing seems to connect to for one reason or one another. It'
Q. What do you mean by Keyboard Touch? When employing a keyboard the most important factor is the feel of keyboard it implies that how typing feels on that specific keyboard.
Define briefly about Extranet. Extranet: Extranet is Extension of an Intranet which makes the latter available to outside companies or individuals along with or without
super string checker
In a LAN network every system is identified by? In a LAN network all systems are identified through IP Address.
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