如何在vi的环境中将样例文件的root在当前行中都替换为test?
A.:1,2s/root/test/g
B.:s/root/test
C.:s/root/test/g
D.:s/test/root/g
A.:1,2s/root/test/g
B.:s/root/test
C.:s/root/test/g
D.:s/test/root/g
A. chgrp root/etc/passwd
B. chown root/etc/passwd
C. chown test/etc/passwd
D. chgrp test/etc/passwd
A、find root /etc/passwd
B、grep "root" /etc/passwd
C、locate root /etc/passwd
D、locate /etc/passwd root
A. 1
B. 4
C. 64
D. 0
B、abc文件的所有者是test
C、abc文件的所属组是root
D、test对该文件拥有读、写、执行的权限
A、-h -uroot -p
B、-hlocalhost -uroot -p
C、-h127.0.0.1 -uroot -p
D、-uroot -p
A、app.js
B、app.wxml
C、app.json
D、project.config.json
A.#grepseismic/usr/share/dict/words/root/wordlist
B.#grepseismic/usr/share/dict/words>/root/wordlist
C.#grepseismic/usr/share/dict/wordslist/root/wordlist
D.#grepseismic/usr/share/words/root/wordlist
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