101-500 実際試験問題と解答 - 模擬練習 - 受験自信を増やす

Question No : 1
Which of the following command sets the Bash variable named TEST with the content FOO?

A.set TEST="FOO"
B.TEST = "FOO"
C.var TEST="FOO"
D.TEST="FOO"

正解:

Question No : 2
What is the output of the following command?
echo "Hello World" | tr -d aieou

A.Hello World
B.eoo
C.Hll Wrld
D.eoo Hll Wrld

正解:

Question No : 3
Which of the following commands is used to change options and positional parameters for
a running Bash?

A.history
B.set
C.bashconf
D.setsh
E.envsetup

正解:

Question No : 4
Which of the following commands moves and resumes in the background the last stopped shell job?

A.run
B.bg
C.fg
D.back

正解:

Question No : 5
What command will generate a list of user names from /etc/passwd along with their login shell?

A.column -s : 1,7 /etc/passwd
B.chop -c 1,7 /etc/passwd
C.colrm 1,7 /etc/passwd
D.cut -d: -f1,7 /etc/passwd

正解:

Question No : 6
While editing a file in vi, the file changes due to another process.
Without exiting vi, how can the file be reopened for editing with the new content?

A.:r
B.:n
C.:w
D.:e

正解:

Question No : 7
In the vi editor, which of the following commands will copy the current line into the vi buffer?

A.c
B.cc
C.1c
D.yy
E.1y

正解:

Question No : 8
CORRECT TEXT
Which command is used in a Linux environment to create a new directory? (Specify ONLY the command without any path or parameters.)

正解: mkdir, /usr/bin/mkdir

Question No : 9
Which of the following commands prints all files and directories within the /tmp directory or its subdirectories which are also owned by the user root? (Choose TWO correct answers.)

A.find /tmp -uid root -print
B.find -path /tmp -uid root
C.find /tmp -user root -print
D.find /tmp -user root
E.find -path /tmp -user root Cprint

正解:

Question No : 10
Which of the following commands determines the type of a file by using a definition database file which contains information about all common file types?

A.magic
B.type
C.file
D.pmagic
E.hash

正解:

Question No : 11
Which of the following commands displays the contents of a gzip compressed tar archive?

A.gzip archive.tgz | tar xvf
B.tar ztf archive.tgz
C.gzip -d archive.tgz | tar tvf
D.tar cf archive.tgz

正解:

Question No : 12
Which of the following statements is correct regarding the command foo 1> bar?

A.The stdout from the command foo is appended to the file bar.
B.The stdout from the command foo overwrites the file bar.
C.The command foo receives its stdin from the file bar.
D.The command foo receives its stdin from the stdout of the command bar.
E.The stderr from the command foo is saved to the file bar.

正解:

Question No : 13
Which of the following commands will print the last 10 lines of a text file to the standard output?

A.cat -n 10 filename
B.dump -n 10 filename
C.head -n 10 filename
D.tail -n 10 filename

正解:

Question No : 14
Which Bash environment variable defines in which file the user history is stored when exiting a Bash process? (Specify ONLY the variable name.)

正解: HISTFILE

Question No : 15
Which of the following files, located in the user home directory, is used to store the Bash history?

A..bash_history
B..bash_histfile
C..history
D..bashrc_history
E..history_bash

正解:

LPI 101-500 問題練習