⟩ Explain the difference between SIGHUP, SIGUSR1 and SIGUSR2?
Those are application specific and therefore are not defined on the OS level.
Those are application specific and therefore are not defined on the OS level.
Which command is used to backup in DOS 6+ Version? a. BACKUP b. MSBACKUP c. MSBACKEDUP d. All of the above
SYS command is used to a. Copy DOS system files to new disk b. Copy DOS configuration files to a new disk c. Update the DOS system files d. None of above
The command used to copy a file named temp.doc from drive C to drive A is a. Copy temp.doc to a b. Copy ctemp.doc a c. Copy c a d. Copy temp a c
External command in DOS are a. Copy, edit, sys, format b. Edit, sys, chkdsk c. Chkdsk, prompt, date d. Sys, ver, vol
Which keys can be pressed quit without saving in DOS a. Ctrl + A b. Ctrl + B c. Ctrl + C d. Ctrl + D
Disk copy command in DOS is used to a. Copy a file b. Copy contents of one floppy disk to another c. Copy contents of CD-ROM to another d. All of the above
Which command is used to get the current date only? a. Date b. Time c. Second d. All of the above
DEL command is used to a. Delete files b. Delete directory c. Delete labels d. Delete contents of file
Which command be used to ask you to confirm that you want to delete the directory? a. Deltree b. Deltree/f c. Del *.*/p d. Erase *.*
In which version of DOS. CHKDSK command has been changed to SCANDISK? a. 5.0 b. 6.2 c. 6.0 d. 6.2