Write a brief note on Shell
Write a brief note on ‘Shell’?
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A shell is an interactive user interface to operating system services which permits a user to enter commands as character strings or via a graphical user interface. The shell transforms them to system calls to the Operating System or forks off a process to execute the command. System call results and other info from the Operating System are presented to the user via an interactive interface. Usually employed shells are ‘sh,csh,ks’ and as on.
What is meant by the SCSI? Whether the SCSI Hard Disk is required for the home purpose?
Give a brief explanation of the term peripheral.
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Describe the hardware, software, and network architectural design of the infrastructure used to build cloud computing infrastructures. Use Microsoft Visio to generate the architectural diagrams. Note: The graphically depicted solution is not included in the required page length. Compare a
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Give a brief introduction of the term SMART in hardware?
Describe SDLC in the UML?
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