CompTIA认证考试LX0-101单项选择题每日一练(2019.07.27)

单项选择题
Which system administration command you can use to update Id.so.cache after the installation of new shared libraries？（）
A. Idconfig
B. Idd
C. libpath
D. newlibs
单项选择题
You ran out of space and added a eighth disk to your SCSI-1 system. When you try to start， the system no longer boots. What is most likely the cause of this problem？（）
A. SCSI-1 supports only 8 devices including the adaptor.
B. SCSI-1 supports only 6 disks per adaptor.
C. There is a SCSI-ID conflict that causes that problem.
D. You forgot to set the SCSI-ID #8 for the new disk.
单项选择题
In xorg.conf， which section is concerned with fonts？（）
A. the Fonts section
B. the Files section
C. the xfsCodes section
D. the Graphics section
E. the modeline section
单项选择题
What is the output when the following shell script executes？（） cat<；<；foobar Hello foobar foobar
A. The contents of the file foobar.
B. Hello
C. No output but a file named foobar is created.
D. Hello foobar
E. Hello foobar foobar
单项选择题
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：（）
A. ：!ls-I myfile
B. ：\ls-l myfile
C. esc ：Is -I myfile
D. ：？ls-l myfile