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System Software
System software is a group of programs written to service another programs. Some system software (e.g., compilers editors and file management utilities) processes are difficult but determinate information structures. Other systems application (e.g., operating system components drivers telecommunications processors) process largely indefinite data. In both cases the systems software area is characterized by serious interaction with computer hardware heavy usage by numerous users; concurrent operation that needs scheduling resource sharing and sophisticated process management ; multiple external interfaces and complex data structures.
Performance of caches: Amdahl's Law regarding overall speed up: Alternatively, CPU stall can be considered:
The Function code currently active is ascertained by what Variable? The function code at present active in a Program can be ascertained from the SY-UCOMM Variable.
The Process of Development The approach to development can be an iterative one. It involves repeated refinement of the object model. The process needs to be controlled by an a
What are the Kernel threads Kernel threads are supported directly by the operating system .Thread creation; scheduling and management are done by the operating system. Thus the
What is A cooperation model A cooperation model defines the way interdependencies are established by cooperative interactions. We recognize two basic roles services can play: c
Q. Show the ranges of Port numbers? Port numbers are divided into three ranges: Well-known ports are those from 0 through 1,023. Registered ports are those from
Briefly explain the floating point representation with an example? The floating point representation has 3 fields 1.sign bit 2.siginificant bits 3.exponent For exa
I²C TECHNOLOGIES The I2C protocol bus is two bi-directional wires, serial data (SDA) and serial clock (SCL), that transmit information between the devices connected to the bus.
Define busy waiting and spinlock. When a process is in its critical section, any other process that tries to enter its critical section must loop continuously in the entry cod
Explain about the viruses in detail Note 1: Viruses don't just infect computers, they may also affect mobile phones, MP3 players etc. - any device that can download files fro
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