Modify simple-sh. c program to write simple-sh1.c program (in a loop) - (a) to accept a command-string (e. g., ls), (b) to fork a child process to handle the command by calling execlp where this part will replace the system call, (c) while the parent is waiting for the child to complete and then to resume the loop to accept the next command.

What kind of software users of all skill levels create web pages that include graphics, video, audio, animation, and other special effects? website authoring website software website publishing website editing

In a compound condition, both conditions on either side of the logical operator and must be true for the overall condition to be true. a: true b: false

This chapter lists many ways in which becoming computer literate is beneficial. think about what your life will be like once you’re started in your career. what areas of computing will be most important for you to understand? how would an understanding of computer hardware and software you in working from home, working with groups in other countries and contributing your talents.