11. What Happens when you execute a program? When you execute a program on your UNIX system, the system creates a special environment for that program. This environment contains everything …
1. Brief about the initial process sequence while the system boots up. While booting, special process called the ‘swapper’ or ‘scheduler’ is created with Process- ID 0. The swapper manages …
31. Name two paging states for a page in memory? The two paging states are: The page is aging and is not yet eligible for swapping, The page is eligible …
21. What is “the principle of locality”? It’s the nature of the processes that they refer only to the small subset of the total data space of the process. i.e. …
11. What is Fork swap? “fork()” is a system call to create a child process. When the parent process calls “fork()” system call, the child process is created and if …
1. What is the difference between Swapping and Paging? Swapping: Whole process is moved from the swap device to the main memory for execution. Process size must be less than …
1. How are devices represented in UNIX? All devices are represented by files called special files that are located in /dev directory. Thus, device files and other files are named …
121. Expand IDEA. IDEA stands for International Data Encryption Algorithm. 122. What is wide-mouth frog? Wide-mouth frog is the simplest known key distribution center (KDC) authentication protocol.
111. Why should you care about the OSI Reference Model? It provides a framework for discussing network operations and design. 112. What is logical link control? One of two sublayers …
91. What is MAC address? The address for a device as it is identified at the Media Access Control (MAC) layer in the network architecture. MAC address is usually stored …
