A user accidentally created the subdirectory \dir in his home directory. Which of the following commands will remove that directory? A. rmdir '~/\dir' B. rmdir "~/\dir" C. rmdir ~/'dir' D. rmdir ~/\d...

Immediately after deleting 3 lines of text in vi and moving the cursor to a different line, which single character command will insert the deleted content below the current line? A. i (lowercase) B. ...

What is the maximum niceness value that a regular user can assign to a process with the nice command when executing a new process? A. 9 B. 19 C. 49 D. 99

Which signal is missing from the following command that is commonly used to instruct a daemon to reinitialize itself, including reading configuration files?

Which of the following commands kills the process with the PID 123 but allows the process to "clean up" before exiting? A. kill -PIPE 123 B. kill -KILL 123 C. kill -STOP 123 D. kill -TERM 123

In a nested directory structure, which find command line option would be used to restrict the command to searching down a particular number of subdirectories? A. -dirmax B. -maxdepth C. -maxlevels D....

Which of the following statements is correct regarding the command foo 1> bar? A. The stdout from the command foo is appended to the file bar. B. The stdout from the command foo overwrites the ...

What command will generate a list of user names from /etc/passwd along with their login shell? A. column -s : 1,7 /etc/passwd B. chop -c 1,7 /etc/passwd C. colrm 1,7 /etc/passwd D. cut -d: -f1,7 /etc...

In Bash, inserting 1>&2 after a command redirects A. standard error to standard input. B. standard input to standard error. C. standard output to standard error. D. standard error to standard ...

剛安裝完phpMyAdmin後，使用phpMyAdmin登入管理資料庫時，卻看到phpMyAdmin出現「The phpMyAdmin configuration storage is not completely configured, some extended features have been deactivated.」訊息。這是因為phpMyAdmin需要使用額外的「phpmyadmi...