LINUX-Operating-systems
Question 1 |
Consider the execution of the following commands in a shell on a linux operating system.
system bash$cat alpha Mathematics bash$in alpha beta bash$ rm alpha bash$cat >> beta << SAME Information Technology SANE bash$ cat betaThe output of the last command will be:
Mathematics Information Technology SAME. | |
Mathematics Information Technology. | |
Information Technology. | |
Information Technology SAME. |
Question 1 Explanation:
Note: Out of syllabus.
Question 2 |
UNIX semantics for shared file access are characterized by
Every operation on a file is instantly visible to all processes | |
No changes are visible to other processes until the file is closed | |
These are best suited for centralized systems | |
Every operation on a file is instantly visible to all processes and these are best suited for centralized systems |
Question 3 |
What is called Journalling in Linux operating system?
Process scheduling
| |
File saving as transaction
| |
A type of thread
| |
An editor |