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1 How can a parent and child process communicate? 137
2 How can you get/set an environment variable from a program? 136
3 List the system calls used for process management: 139
4 Predict the output of the following program code main() { fork(); fork(); fork(); printf("Hello World!"); } 131
5 Predict the output of the following program code main() { fork(); printf("Hello World!"); } 133
6 Explain fork() system call. 142
7 What are various IDs associated with a process? 129
8 Brief about the initial process sequence while the system boots up. 145
9 What is a shell? 140
10 How does the inode map to data block of a file? 121
 
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