Assignment No. 01
Total Marks: 15
Due Date: 30th
To Learn and understand the basic concept of operating system structure and functions.
Lecture # 1 to 6
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Let us point out some events that cause the kernel code to invoke in order to manage computer resources (like I/O devices memory and storage management) and control user programs to prevent errors and improper use of a computer system. Write their names.
[Marks : 02]
Operating System “XYZ” installed on a computing machine. .”ABC” serves as an intermediary between the hardware of the system and users. During the execution of a program or process, CPU generates different signals. You have to identify how do theses signals are handled by the operating system “XYZ”?
[Marks : 03]
General Electric (GE) is leading electronic company .They have 10 thousand employees. At the end of each month they need to get payroll prints. Once payroll data are submitted to computer, left running without human interaction.
Being a student of operating system, you know OS is also scheduled the jobs. If there are numbers of jobs having same type and resource requirements that are ready to run. Keep in mind the above scenario, you need to identify in which system, these jobs are run easily.
[Marks : 05]
Categorize the following examples into Interrupt, signal and traps:
Ali is typing Alphabets in notepad by hitting keystroke.
Ayesha opening a folder from desktop by double clicking mouse.
Ahmad write a code in c language, like a=b/0.
Fatima is compiling a C program an error occurs Invalid memory access or buffer overflow.
While running a program ,you press <Ctrl-C>.
[Marks : 05]
Be precise in your answer, write to the point.
Your assignment must be uploaded/submitted at or before Tuesday, 30th April 2013.