CompTIA認(rèn)證考試LX0-101單項(xiàng)選擇題每日一練(2019.04.24)

來源：考試資料網(wǎng)

1 Using vi， you want to save changes to the file myfile with ：w!， but vi complains it cannot write to the file. Therefore， you want to check the write permissions on the file. To do this without leaving vi， you type：（）

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2 You wish to kill a process with a PID of 123. Select the command which exiting.（）

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3 Which of the following commands makes /bin/foo executable by everyone but writable only by its owner？（）

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4 Many people like the vi text editor but the default bash command line editor recognizes emacs keystrokes. What command entered into a bash initialization file will have bash recognize vi keystrokes after login？（）

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5 In xorg.conf， which section is concerned with fonts？（）

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