The command cat /proc/dma will show you what?
Explanation /proc/dma This file contains a list of the registered ISA direct memory access (DMA) channels in use. A sample /proc/dma files looks like the following:
4: cascade
It shows whether DMA is enabled or not.
What command changes the priority of the process running with process id of 12345 to the highest priority?
To change the priority of running process we use the renice command. Default priority is 0, highest priority is -20 and lowest priority is 19. The path of renice command is /usr/bin/renice.
Which utility would you use to change how often a filesystem check was performed over an EXT2 filesystem (without losing any data stored on that filesystem)?
In the vi editor, what vi command will copy (but not paste) from the current line at the cursor and the following 16 lines (17 lines total)? Enter the correct vi command without spaces.
You have just upgraded your PC to a 60 gigabyte IDE drive. While partitioning the drive, you notice that only 32 gigabytes are available. Which of the following will most likely allow you to use the entire drive?
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