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1 Which of these commands allows you to use shared libraries that are in /usr/local/lib？（）

2 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：（）

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

4 What is the output when the following shell script executes？（）
cat<；<；foobar
Hello foobar
foobar

5 Which system administration command you can use to update Id.so.cache after the installation of new shared libraries？（）

6 You are running Linux 2.0.36 and you need to add a USB mouse to your system. Which of the following statements is true？（）

7 You have just added a CD.ROM drive （/dev/hdd） to your system and have added it to yourfstab. Typically you can use which of the following commands to mount media in that drive to /mnt/cdrom？（）

8 Which Debian package system command will list all partially installed packages and suggest how to get them correctly installed？（）

9 You are looking for an executable file foo. Select the command that would search forfoo within directories set in the shell variable， PATH.（）

10.填空題What command with all options and/or parameter will send the signal USR1 to any executing process of program apache2？（）

CompTIA認(rèn)證考試LX0-101章節(jié)練習(xí)(2019.03.04)