Commands supported by disk controller is said to be a. Read commands only b. Write commands only c. Surfacing and blocking commands d. Write and Read commands
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Commands supported by disk controller is said to be | |
a. | Read commands only |
b. | Write commands only |
c. | Surfacing and blocking commands |
d. | Write and Read commands |
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- Can read or modify the contents of a disk file by reading and writing memory locations?Yellow – Represents whether the partition is bootable (00 means not active)Green – This is the starting head 20, cylinder 21 and sector 00 (in little endian) (not important because itlimited the theoretical disk sizes)Blue – Represents the filesystem (important) Red – Address of the end of the partition on the diskBrown/Green - Logical Block Address of first sector in the partitionPurple- The number of sectors on the drive in little Endian (we can calculate the correct drive size basedon this value if we know the sector size (512 bytes in this case)) How large is the partition (MB)? ___________________________________ {show your calculations} yellow{80} green{21 00} blue{07} red{DD 1E 3F} Brown/Green{00 08 00 00} purpule {00 AO OF 00}In windows XP, disk property which can't view with disk management is
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- 63. Considering the disks, the command with which the block from disk is copied from the specific buffer is classified as a. paste command b. cut command c. write command d. read commandThe number of main partitions on a hard disk is fixed.In Minix or UNIX-like operating systems, when a file system is mounted, the directory chosen for the mount point must be an empty directory. True False
- 70. Considering the disks, the command with which the buffer is copied into the block of disk is classified as a. write command b. read command c. paste command d. cut commandThe process of___ arranges the disk's surface into addressable areas and sets up the disk's basic directory tree structure. a. Partitioning b. Time slicing c. Booting d. Formattinglinux !#bin/bash Backup Files Write a bash script to backup files. The script can take 0, 1 or 2 arguments. When there are 0 or more than 2 arguments, the script should print out the usage of the program on the screen. When there is 1 argument, the program should take the argument as source directory and backup all the files (not include directories) in the source directory. If the source directory does not exist, the program should print out the error message and the usage of the program on the screen. If the source directory exist, create a subdirectory inside source directory named ”backup-yyyy-mm-dd” and copy all the files in source