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Operating System Lab Journal 7

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Questions and Answers

What is the purpose of the objective 'To write programs to create processes and work with them in LINUX' in the lab journal?

To study the theoretical concepts of processes in Linux

To analyze the performance of processes in Linux

To practice creating and working with processes in Linux (correct)

To test the security of processes in Linux

What is the main difference between the Parent and Child processes created using fork in the C program?

Parent process runs for a fixed number of iterations, while child process runs until a condition is met

Parent process displays its ID and parent ID, while child process displays its ID and child ID

Parent process prints the table of a number, while child process prints a series of square numbers (correct)

Parent process takes user input for a number, while child process takes no user input

What is the purpose of overlaying the shell script 'The Lazy Caterer’s Sequence' on the child of the C program?

To compare the execution time of shell scripts and C programs

To analyze the memory usage of shell scripts and C programs

To demonstrate how to use system calls in C programs (correct)

To study the impact of shell scripts on the execution of C programs

What is the role of 'fork()' in the context of creating two processes in the C program?

To create an exact copy of the parent process as a child process Signup and view all the answers

Which tool is primarily used for writing shell scripts in Linux Ubuntu Terminal as mentioned in the lab journal?

gedit editor Signup and view all the answers

What is the primary purpose of overlaying the shell script 'The Lazy Caterer’s Sequence' on the child of the C program through system call exec?

To demonstrate the seamless integration of shell scripting with C programs Signup and view all the answers

In the context of creating two processes in the C program, what is a significant challenge when overlaying a shell script on the child process through system call exec?

Ensuring the proper synchronization of input/output streams between the C program and the shell script Signup and view all the answers

What is a potential drawback of using system calls to overlay a shell script on the child process of a C program?

Potential for resource contention and deadlock situations Signup and view all the answers

Why is it essential to display the IDs of both parent and child processes once in a C program utilizing fork() to create processes?

To provide visibility into the inheritance and relationship between different processes Signup and view all the answers

What is a key consideration when differentiating between parent and child processes through conditional statements in a C program?

Ensuring mutual exclusion to prevent race conditions and data corruption Signup and view all the answers