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When your shell is waiting for input from the user, it should first print a prompt. The prompt should consist of the current working directory followed by the _>_ character. Here is an example of the prompt:
/home/ p r o j e c t s / cs200 / spring13 / s h e l l >
After a user performs a command, the prompt should be printed again on a new line. If the user changes the current working directory, your prompt should show the change. I would recommend using the printf() function from stdio.h for printing the prompt.
Q. Explain about wildcard character in DOS? Sometimes you may like to list files having similar names. Let as suppose that these files are present in a root directory of drive
What is the difference among "using System.Data;" and directly adding the reference from "Add References Dialog Box"? When you compile a program using command line, you add th
What are the difference between finite automata and Turing Machines? Turing machine can alter symbols on its tape, while the FA cannot change symbols on tape. Also TM has a
SCSI Bus: Defined by ANSI - X3.131 50, 68 or 80 pins Max. transfer rate - 160 MB/s, 320 MB/s. SCSI Bus Signals Small Computer System Interface
What are the different ways synchronize between two clock domains? The following section describes clock domain interfacing one of the biggest challenges of system-on-chip (SOC
Q. Routines which handle dynamic processes? number of routines which handle dynamic processes: int pvm_joingroup( char *group ) Enrolls calling process in a na
What is divide overflow? The division operation might result in a quotient with an overflow. Overflow happens when the length of the registers is finite and will not hold a nu
What are the steps followed in testing? i. Unit testing - The individual components are tested in this method of testing. ii. Module testing - Related collection of independ
Thematic Analysis & Interpretation: The next steps in analysis are to move beyond what is literally there in the image (formal visual elements) and examine the meaning they re
What are RDRAM? RDRAM are Rambus DRAM. Rambus needs specially designed memory chips. These chips use cell arrays based on the standard DRAM technology. Multiple banks of cell a
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