1Z0-409 무료 덤프문제 온라인 액세스

You executed the following command to verify the integrity of sendmail:
[root@station1 ~]# rpm -Va sendmail .......T. c /etc/mail/sendmail.cf S.5....T. c /var/log/mail/statistics [root@station1 ~]#
What do infer about the /var/log/mail/statistics file from the output?

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

What would be the output of the nested for loop given below?
for (( i=1; i<=5; i++ ))
do
for (( j=1; j<=i; j++ ))
do
echo -n "$j"
done
echo " "
done

• A.1234512345123451234512345
• B.123451234123123412345
• C.112123123412345
• D.123451234123121

You are planning to add the new printer1 print queue and also want to make it the default print queue. Which of the following two commands would help you achieve the task? (Choose two.)

• A.lpadmin -p printer1 -E parallel:/dev/lp0.
• B.lpadmin -d printer1.
• C.lpadmin -p printer1 -E -v parallel:/dev/lp0.
• D.lpadmin -x printer1.

Which two statements are true about Regular Expressions? (Choose two.)

• A.They can be used only by commands, not programming languages.
• B.They are build upon expressions that match multiple characters.
• C.They help most characters, letters, and numbers match themselves.
• D.They supports "<" and ">" at the beginning and end of sentences only.
• E.They accept text patterns from STDIN, from a network connection or from a user supplied input.

How does the file command report the type of file? (Choose all that apply.)

• A.By examining magic numbers that occur at specific offsets and matching them against known file types
• B.By comparing the file extensions with a local database available on the system
• C.By examining the file extensions
• D.By examining the file contents
• E.By examining md5 checksum