Linux operating commands for Linux operating system multiple choice questions

knowledge points	title	Answer	Option A	option B	Option C	option D
Linux basic operation commands	The cd command can change the user's current directory, when the user types the command "cd" and presses the Enter key	C	Change the current directory to the root directory	The current directory remains unchanged, and the screen displays the current directory	Change the current directory to the user's home directory	Change the current directory to the previous directory
Linux basic operation commands	What is the command to display the user's current directory?	A	pwd	ps	ls	uname
Linux basic operation commands	What characters need to be used to separate multiple commands in one line	C	@	$	;	*
Linux basic operation commands	Which command can be combined to count how many users log in to the system	B	who| WC –W	who|wc	who |wc-c	who| count
Linux basic operation commands	The ls command form options that show hidden files are	A	ls -a	ls - d	ls -h	ls -l
Linux basic operation commands	Which command is used to display the file names in /home and its subdirectories	A	ls -R /home	ls -d /home	ls -a /home	ls -l /home
Linux basic operation commands	Which of the following commands can be used to redirect the output of a pipe to standard output and a specified file	D	wee	cat	less	tee
Linux basic operation commands	Using standard output redirection (> ) like "> file01 " can make the data of file file01	D	was moved	copied	to be printed	covered
Linux basic operation commands	Which of the following commands is used to start X Window	C	runx	Startx	startX	blood
Linux basic operation commands	Press the ( ) key to terminate the currently running command	A	Ctrl-C	Ctrl-F	Ctrl-B	Ctrl-D
Linux basic operation commands	Unless otherwise specified, cp assumes that the file to be copied is in which of the following directories	D	user home directory	home directory	root directory	Current directory
Linux basic operation commands	Among the following commands, the command that cannot display the contents of the text file is	D	more	less	tail	join
Linux basic operation commands	In the redhat Linux system, which of the following commands can be used to view the kernel version information:	D	check	ls kernel	kernel	uname
Linux basic operation commands	Which of the following options can shut down?	A	init 0	init 1	init 5	init 6
Linux basic operation commands	The Linux system terminal can be opened with the key combination ( ).	B	Ctrl+C	Ctrl+Alt+T	up arrow key	Alt+T
Linux basic operation commands	Use the ( ) key to automatically align commands?	A	Tab	up	down	！
Linux basic operation commands	The command to view the current system path is ( ).	C	echo  $HOME	echo  $SHELL	echo  $PATH	echo  $HOSTNAME
Linux basic operation commands	The command to compress all directories starting with f and their subdirectories under the current directory into tt.zip is ( ).	D	zip tt.zip   f*.*	zip   tt.zip   f*	zip  -r  tt.zip   f*.*	zip  -r  tt.zip   f*
Linux basic operation commands	Unzip tt.rar to the current directory, and create a subdirectory, the command is ( ).	C	tar -c tt.rar	takes -e tt.rar	tar -x tt.rar	takes -a tt.rar
Linux basic operation commands	Use the tar command to compress all files starting with f and extension py in the main directory to test.tar, with gzip compression attribute, and display the compression process, the correct one is ( ).	D	tar -cjvf test.tar f*.py	tar -xzvf test.tar f*.py	tar -xjvf test.tar f*.py	tar  -czvf  test.tar  f*.py
Linux basic operation commands	Which of the following commands can copy file f1 to f2?	C	cp f1 | f2	cat f1 | f2	cat f1 > f2	copy f1 f2
Linux basic operation commands	When the user types cd and presses enter ( )	B	The previous directory is the root directory	Change the current directory to the user's home directory	Change the current directory to the previous directory	The current directory has not changed, and the screen displays the current directory
Linux basic operation commands	The command to view only the hostname of the Linux system is ( ).	A	hostname	ifconfig	uname	ps
Linux basic operation commands	To list all files (including hidden files) in a directory, what is the command to use?	B	ls -l	ls -a	ls -F	ls -r
Linux basic operation commands	View the current path command as ()	C	ls	ps	pwd	cd
Linux basic operation commands	Which command can move files and directories and also rename files and directories?	B	cp	mv	chmod	cat
Linux basic operation commands	The () command is used to display the file names under /home and its subdirectories.	B	ls -a /home	ls -R /home	ls -l /home	ls -d /home
Linux basic operation commands	If you forget the usage of the ls command, you can use the ( ) command to get help.	C	？ls	help ls	man ls	get ls
Linux basic operation commands	Linux中有多个查看文件的命令，如果希望在查看文件内容过程中用光标可以上下移动来查看文件内容，则符合要求的那一个命令是（    ）。	C	cat	more	less	head
Linux基本操作命令	（    ）命令可以把f1.txt复制为f2.txt。	C	cp f1.txt | f2.txt	cat f1.txt | f2.txt	cat f1.txt > f2.txt	copy f1.txt | f2.txt