1Z0-402 試験問題を無料オンラインアクセス

You executed the following command on a Linux machine:
sed s/hello/fun/g file1.txt | tr A-z -Z> file2.txt
What three things would this command do? (Choose three.)

• A.Modifies file1.txt and creates file2.txt.
• B.Translate all lowercase characters to uppercase.
• C.Replace all occurrences of the entry hello with the entry fun.
• D.Replace all occurrences of the entry fun with the entry hello.
• E.Translate all uppercase characters to lowercase.
• F.Save all changes to file2.txt.

As user smith you want to log in to a remote machine in a securely encrypted channel. Which utility would you use for the purpose?

• A.rlogin
• B.ssh
• C.ftp
• D.telnet

You executed the following command to verify the integrity of sendmail:
[root@station1 ~]#rpm -Va sendmail .......T. c /etc/mail/sendmail.cf

• A.The user ownership, group ownership and file type have changed.
• B.The permissions, group ownership and file type have changed.
• C.The permissions, user ownership, and file type have changed.
• D.The MD5 signature, file size, and modification time have changed.

The user smith wants to navigate to the /usr/share/doc directory. His current working directory is /home/smith. Which of these commands would help smith to navigate to the /usr/share/doc directory? (Choose all that apply.)

• A.cd /; usr/share/doc
• B.cd ../../usr/share/doc
• C.cd /usr/share/doc
• D.cd /; cd usr/share/doc
• E.cd ../usr/share/doc

Examine the following output:
[root@station1 ]ps -f UID PID PPID C STIME TTY TIME CMD root 3944 3820 1 03:32 tty1 01:57 -bash root 3984 3944 0 03:32 tty1 01:57 ksh root 3985 3984 0 03:32 tty1 01:57 ps -f
Which columns would you analyze to find the most recently invoked shell?

• A.Analyze both the UID and PI
• B.Analyze both the PID and PPID.
• C.Analyze both the UID and PPID.
• D.Analyze only the PID.
• E.Analyze only the UID.
• F.Analyze only the PPID.