003.02.91.Interview Questions. Intro-to-Processes

4. Understanding Process IDs in Unix Systems
0★ 3B 4E Most recent by riteshtyagi725November 2024003.02.91.Interview Questions. Intro-to-Processes

4. Understanding Process IDs in Unix SystemsWhat is a process ID (pid) in Unix systems, and how does the kernel allocate these IDs?
3. Using the `ps` Command to View Processes
0★ 3B 7E Most recent by riteshtyagi725November 2024003.02.91.Interview Questions. Intro-to-Processes

3. Using the `ps` Command to View ProcessesHow does the `ps` command help in viewing and understanding the processes running on a Linux system? Describe the meaning of key columns such as PID, PPID, …
2. Managing Process Priorities with Nice Values
0★ 3B 4E Most recent by riteshtyagi725November 2024003.02.91.Interview Questions. Intro-to-Processes

2. Managing Process Priorities with Nice ValuesWhat is the purpose of the nice value in Linux process management? How can you view and adjust the nice value of a process using the `ps`, `nice`, and `…
1. Understanding Process Structure and Types
0★ 3B 9E Most recent by riteshtyagi725October 2024003.02.91.Interview Questions. Intro-to-Processes

1. Understanding Process Structure and TypesExplain what a process is in the context of Linux. How does Linux differentiate between different types of processes such as parent, child, and zombie proc…
17. Setting Environment Variables with `setenv()`
0★ 3B 7E Most recent by mdaliakbarOctober 2024003.02.91.Interview Questions. Intro-to-Processes

17. Setting Environment Variables with `setenv()`Explain how the `setenv()` function in C works, including its parameters and return values. Provide a code example to illustrate its usage.
18. Understanding Process Scheduling Algorithms
0★ 3B 6E Most recent by mdaliakbarOctober 2024003.02.91.Interview Questions. Intro-to-Processes

18. Understanding Process Scheduling AlgorithmsWhat are the key differences between preemptive and non-preemptive scheduling algorithms in process management? Provide examples of scenarios where each…
19. Role of the Memory Manager
0★ 3B 8E Most recent by mdaliakbarOctober 2024003.02.91.Interview Questions. Intro-to-Processes

19. Role of the Memory ManagerWhat are the primary responsibilities of the memory manager in an operating system? How does it handle virtual memory and interprocess communication?
20. Functionality of the Virtual File System
0★ 3B 4E Most recent by mdaliakbarOctober 2024003.02.91.Interview Questions. Intro-to-Processes

20. Functionality of the Virtual File SystemWhat is a virtual file system (VFS) and how does it facilitate interaction between different file systems? Explain its role in handling data from network s…
16. Understanding the `getenv()` Function
0★ 2B 7E Most recent by gaurav133232June 2024003.02.91.Interview Questions. Intro-to-Processes

16. Understanding the `getenv()` FunctionWhat is the `getenv()` function in C, and how does it work? Provide a code example to demonstrate its usage.
15. Environment Variables in C
0★ 2B 3E Most recent by gaurav133232June 2024003.02.91.Interview Questions. Intro-to-Processes

15. Environment Variables in CHow can you access, set, and delete environment variables in a C program? Provide code examples for each operation using `getenv()`, `setenv()`, and `unsetenv()` functio…
14. Creating and Accessing Environment Variables in Bash
0★ 2B 7E Most recent by gaurav133232June 2024003.02.91.Interview Questions. Intro-to-Processes

14. Creating and Accessing Environment Variables in BashHow do you create and access environment variables in a bash shell? Provide examples for both operations.
13. Environment Variables: User vs. System Level
0★ 2B 6E Most recent by gaurav133232June 2024003.02.91.Interview Questions. Intro-to-Processes

13. Environment Variables: User vs. System LevelWhat are the differences between user-level and system-level environment variables in Linux?
12. Abnormal Process Termination
0★ 2B 6E Most recent by gaurav133232June 2024003.02.91.Interview Questions. Intro-to-Processes

12. Abnormal Process TerminationWhat is abnormal process termination, and what are some scenarios that can lead to it?
11. Methods of Process Termination
0★ 2B 5E Most recent by gaurav133232June 2024003.02.91.Interview Questions. Intro-to-Processes

11. Methods of Process TerminationWhat are the various ways to terminate a process in Linux, and how do they differ from each other?
10. Memory Layout of a C Program
0★ 2B 7E Most recent by gaurav133232June 2024003.02.91.Interview Questions. Intro-to-Processes

10. Memory Layout of a C ProgramDescribe the memory layout of a typical C program. What are the roles of the stack, heap, uninitialized data (BSS), initialized data, and text segments?
9. Environment Variables in Processes
0★ 2B 6E Most recent by gaurav133232June 2024003.02.91.Interview Questions. Intro-to-Processes

9. Environment Variables in ProcessesWhat is the environment list in a Unix process, and how can it be accessed in a C program? Provide a code example to print all environment variables.
8. Command-Line Arguments in C Programs
0★ 2B 6E Most recent by gaurav133232June 2024003.02.91.Interview Questions. Intro-to-Processes

8. Command-Line Arguments in C ProgramsDescribe how command-line arguments are passed to a C program. What are the roles of `argc` and `argv` in the `main` function?
7. Process ID and Parent Process ID Functions
0★ 2B 5E Most recent by gaurav133232June 2024003.02.91.Interview Questions. Intro-to-Processes

7. Process ID and Parent Process ID FunctionsHow can you obtain the process ID and parent process ID of a running process in a C program? Provide code examples using `getpid()` and `getppid()` functi…
6. Process Hierarchy and Ownership
0★ 2B 6E Most recent by gaurav133232June 2024003.02.91.Interview Questions. Intro-to-Processes

6. Process Hierarchy and OwnershipExplain the concept of process hierarchy in Linux. How are parent and child processes related, and what is the significance of the parent process ID (ppid)?
5. Role of the Init Process
0★ 2B 7E Most recent by gaurav133232June 2024003.02.91.Interview Questions. Intro-to-Processes

5. Role of the Init ProcessWhat is the init process in Linux, and what happens if the kernel fails to find an init process during boot?

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