linux管理者權限指令_Linux管理者指令能力問題和解答

linux管理者權限指令

This section contains Aptitude Questions and Answers on

Linux Admin Commands

.

本節包含有關

Linux Admin指令的

Aptitude問答。

1) Which Linux command is used to know, how long a computer has been running?

1. startup
2. uptime
3. startuptime
4. time

Answer & Explanation

Correct answer: 2

uptime

The uptime command is used to know, how long a computer has been running.

1)使用哪個Linux指令知道計算機已經運作了多長時間？

1. 啟動
2. 正常運作時間
3. 啟動時間
4. 時間

答案與解釋

正确答案：2 正常運作時間

uptime指令用于了解計算機已運作了多長時間。

2) There are the following statements that are given below, which of them are the correct about the "service" command in the Linux system?

1. The service command is used to start a service by calling the associated script.
2. The service command is used to stop service by calling the associated script.
3. The service command is used to pause a service by calling the associated script.
4. The service command is used to restart a service by calling the associated script.

Options:

1. A and B
2. A, B, and D
3. B, C, and D
4. A, B, C, and D

Answer & Explanation

Correct answer: 2

A, B, and D

Statements A, B, and D are correct about the "service" command.

2)下面給出了以下語句，其中哪些對于Linux系統中的“ service”指令是正确的？

1. service指令用于通過調用關聯的腳本來啟動服務。
2. service指令用于通過調用關聯的腳本來停止服務。
3. service指令用于通過調用關聯的腳本來暫停服務。
4. service指令用于通過調用關聯的腳本來重新啟動服務。

選項：

1. A和B
2. A，B和D
3. B，C和D
4. A，B，C和D

答案與解釋

正确答案：2 A，B和D

語句A，B和D關于“ service”指令是正确的。

3) Which of the following directory contains the scripts related to service used in the Linux operating system?

1. /etc/services/
2. /etc/scripts/
3. /etc/init.d/
4. /etc/services/scripts/

Answer & Explanation

Correct answer: 3

/etc/init.d/

The "/etc/init.d/" directory contains the scripts related to service used in the Linux operating system.

3)以下哪個目錄包含與Linux作業系統中使用的服務相關的腳本？

1. / etc / services /
2. / etc / scripts /
3. /etc/init.d/
4. / etc / services / scripts /

答案與解釋

正确答案：3 /etc/init.d/

“ /etc/init.d/”目錄包含與Linux作業系統中使用的服務相關的腳本。

4) There are the following statements that are given below, which of them are the correct about the "uptime" command in the Linux system?

1. We can get the current system time using uptime command.
2. We can get the number of users logged in, using uptime command.
3. This command also displays CPU load average.
4. This command also displays the duration for which the computer has been running.

Options:

1. A and B
2. B and D
3. A, B, and D
4. A, B, C, and D

Answer & Explanation

Correct answer: 4

A, B, C, and D

All statements are correct about the "uptime" command.

4)下面給出了以下語句，其中哪些對于Linux系統中的“運作時間”指令是正确的？

1. 我們可以使用uptime指令擷取目前系統時間。
2. 我們可以使用uptime指令擷取登入的使用者數。
3. 此指令還顯示平均CPU負載。
4. 此指令還顯示計算機運作的持續時間。

選項：

1. A和B
2. B和D
3. A，B和D
4. A，B，C和D

答案與解釋

正确答案：4 A，B，C和D

所有有關“正常運作時間”指令的陳述都是正确的。

5) Which option is used to know only system running time using the "uptime" command?

1. -p
2. -u
3. -l
4. -k

Answer & Explanation

Correct answer: 1

-p

The option -p is used to know only system running time.

5)使用哪個選項可以通過“ uptime”指令僅了解系統運作時間？

1. -p
2. -u
3. -l
4. -k

答案與解釋

正确答案：1 -p

選項-p用于僅了解系統運作時間。

6) There are the following statements are given below, which of them are the correct about the "ps" command in the Linux system?

1. This command is used to display information about processes running in the system.
2. This command displays the memory occupied by a system call.
3. This command displays the process id of the running processes.
4. This command displays the name of the running processes.

Options:

1. A and B
2. A, B, and C
3. A, C, and D
4. A, B, C, and D

Answer & Explanation

Correct answer: 3

A, C, and D

Statements A, C, and D are correct about the "ps" command.

6)下面給出了以下語句，其中哪些對于Linux系統中的“ ps”指令是正确的？

1. 此指令用于顯示有關系統中正在運作的程序的資訊。
2. 此指令顯示系統調用占用的記憶體。
3. 此指令顯示正在運作的程序的程序ID。
4. 此指令顯示正在運作的程序的名稱。

選項：

1. A和B
2. A，B和C
3. A，C和D
4. A，B，C和D

答案與解釋

正确答案：3 A，C和D

關于“ ps”指令的語句A，C和D是正确的。

7) Which exact command is used to display the signal names used in the Linux operating system?

1. signal -all
2. kill -p
3. kill -l
4. kill -s

Answer & Explanation

Correct answer: 3

kill -l

The "kill -l" command is used to display the name of signals used in the Linux operating system.

7)使用哪個确切指令顯示Linux作業系統中使用的信号名稱？

1. 全部信号
2. 殺死-p
3. 殺死-l
4. 殺死-s

答案與解釋

正确答案：3 殺死-l

“ kill -l”指令用于顯示Linux作業系統中使用的信号的名稱。

8) There are the following options that are given below, which of them are correct signals used in the Linux?

1. SIGINT
2. SIGHUP
3. SIGQUIT
4. SIGKILL

Options:

1. A and B
2. A, B, and C
3. A, C, and D
4. A, B, C, and D

Answer & Explanation

Correct answer: 4

A, B, C, and D

All given options are correct signals used in Linux.

8)下面給出了以下選項，其中哪些是Linux中使用的正确信号？

1. SIGINT
2. 西格普
3. SIGQUIT
4. 殺人狂

選項：

1. A和B
2. A，B和C
3. A，C和D
4. A，B，C和D

答案與解釋

正确答案：4 A，B，C和D

所有給定的選項都是Linux中使用的正确信号。

9) Which exact command is used to kill a running process using process id?

1. killall <process id>
2. kill -9 <process id>
3. kill -p <process id>
4. kill -s <process id>

Answer & Explanation

Correct answer: 2

kill -9 <process id>

9)使用哪個确切的指令使用程序ID終止正在運作的程序？

1. killall <程序ID>
2. 殺死-9 <程序ID>
3. kill -p <程序ID>
4. kill -s <程序ID>

答案與解釋

正确答案：2 殺死-9 <程序ID>

10) Which exact command is used to kill a process by name?

1. killall <process name>
2. kill -n <process name>
3. kill -p <process name>
4. kill -s <process name>

Answer & Explanation

Correct answer: 1

killall <process name>

10)使用哪個确切的指令按名稱殺死程序？

1. killall <程序名稱>
2. kill -n <程序名稱>
3. kill -p <程序名稱>
4. kill -s <程序名稱>

答案與解釋

正确答案：1 killall <程序名稱>

11) Which of the following command is used to know about the swap memory of the system?

1. swapmem
2. free
3. sw
4. sp

Answer & Explanation

Correct answer: 2

free

11)以下哪個指令用于了解系統的交換記憶體？

1. 交換記憶體
2. 自由
3. SW
4. SP

答案與解釋

正确答案：2 自由

12) Which of the following commands are used to kill a running process in the Linux system?

1. kill
2. killall
3. pkill
4. xkill

Options:

1. A and B
2. A, B, and C
3. A, C, and D
4. A, B, C, and D

Answer & Explanation

Correct answer: 4

A, B, C, and D

All given commands are used to kill a running process in the Linux system.

12)以下哪個指令用于殺死Linux系統中正在運作的程序？

1. 殺
2. 全殺
3. 殺人
4. 殺人

選項：

1. A和B
2. A，B和C
3. A，C和D
4. A，B，C和D

答案與解釋

正确答案：4 A，B，C和D

所有給定的指令均用于終止Linux系統中正在運作的程序。

13) Which of the following signal is used to PAUSE and STOP the processes?

1. SIGSTOP
2. SIGSTP
3. SIGPAUSE
4. SIGPS

Answer & Explanation

Correct answer: 2

SIGSTP

The SIGSTP signal is used to PAUSE and STOP the process.

13)以下哪個信号用于暫停和停止過程？

1. SIGSTOP
2. 貿易總協定
3. SIGPAUSE
4. 全球定位系統

答案與解釋

正确答案：2 貿易總協定

SIGSTP信号用于暫停和停止過程。

14) Which of the following command is used to display the memory map of processes in the Linux system?

1. pmap
2. memmap
3. map
4. procmap

Answer & Explanation

Correct answer: 1

pmap

The "pmap" command is used to display the memory map of processes in the Linux system.

14)以下哪個指令用于顯示Linux系統中程序的記憶體映射？

1. pmap
2. 記憶體映射
3. 地圖
4. 程序圖

答案與解釋

正确答案：1 pmap

“ pmap”指令用于顯示Linux系統中程序的記憶體映射。

15) There are the following statements that are given below, which of them are the correct about the "last" command in the Linux system?

1. This command displays the information about the last logged in timing for the user.
2. The last command is used to display the last executed process in the system.
3. This command displays IP address, username, and duration of logging in.
4. The log information is stored in the "/var/log/wtmp" file.

Options:

1. A and B
2. A, B, and C
3. A, C, and D
4. A, B, C, and D

Answer & Explanation

Correct answer: 3

A, C, and D

Statements A, C, and D are correct about "last" command in the Linux system.

15)下面給出了以下語句，其中哪些對于Linux系統中的“ last”指令是正确的？

1. 此指令顯示有關使用者上次登入時間的資訊。
2. last指令用于顯示系統中最後執行的程序。
3. 此指令顯示IP位址，使用者名和登入持續時間。
4. 日志資訊存儲在“ / var / log / wtmp”檔案中。

選項：

1. A和B
2. A，B和C
3. A，C和D
4. A，B，C和D

答案與解釋

正确答案：3 A，C和D

語句A，C和D關于Linux系統中的“ last”指令是正确的。

16) How can we shut down the system by notifying all users?

1. Using init 0 command
2. Using init 6 command
3. Using shutdown command
4. Using turnoff command

Answer & Explanation

Correct answer: 3

Using shutdown command

The shutdown command is used to shut down the system by notifying all users.

16)我們如何通過通知所有使用者來關閉系統？

1. 使用init 0指令
2. 使用init 6指令
3. 使用關機指令
4. 使用關閉指令

答案與解釋

正确答案：3 使用關機指令

shutdown指令用于通過通知所有使用者來關閉系統。

17) How can we shut down the system immediately using the "shutdown" command?

1. shutdown immediate
2. shutdown now
3. shutdown n
4. shutdown final

Answer & Explanation

Correct answer: 2

shutdown now

The "shutdown now" command is used to shut down the system immediately using the "shutdown" command.

17)如何使用“關閉”指令立即關閉系統？

1. 立即關閉
2. 現在關閉
3. 關機n
4. 關閉最終

答案與解釋

正确答案：2 現在關閉

“立即關閉”指令用于通過“關閉”指令立即關閉系統。

18) Which of the following commands are used to display the information about the Linux commands?

1. man
2. info
3. infocmd
4. All the above

Options:

1. A and B
2. A, B, and C
3. A, C, and D
4. A, B, C, and D

Answer & Explanation

Correct answer: 1

A and B

The "man" and "info" commands are used to display the information about the Linux commands.

18)以下哪個指令用于顯示有關Linux指令的資訊？

1. 男子
2. 資訊
3. infocmd
4. 以上全部

選項：

1. A和B
2. A，B和C
3. A，C和D
4. A，B，C和D

答案與解釋

正确答案：1 A和B

“ man”和“ info”指令用于顯示有關Linux指令的資訊。

19) Which Linux command is used to check disk usage of files and directories?

1. diskinf
2. diskuse
3. du
4. fileinf

Answer & Explanation

Correct answer: 3

du

The "du" command is used to check the disk usage of files and directories.

19)哪個Linux指令用于檢查檔案和目錄的磁盤使用情況？

1. 磁盤資訊
2. 磁盤使用
3. 杜
4. 檔案資訊

答案與解釋

正确答案：3 杜

“ du”指令用于檢查檔案和目錄的磁盤使用情況。

20) Which of the following is the first process executed by the kernel during the booting time of the system?

1. crond
2. init
3. bootp
4. none of the above

Answer & Explanation

Correct answer: 2

init

The "init" command is the first process executed by the kernel during booting time.

20)核心在系統啟動期間執行的以下第一個過程是？

1. 克朗
2. 在裡面
3. 布特
4. 以上都不是

答案與解釋

正确答案：2 在裡面

“ init”指令是核心在引導期間執行的第一個程序。

21) Which Linux command is used to access external storage devices like pen-drive into the Linux file system?

1. attach
2. access
3. mount
4. umount

Answer & Explanation

Correct answer: 3

mount

The "mount" command is used to access the external devices into some directory that exists in the Linux file system.

21)哪個Linux指令用于将外部儲存設備(如筆式驅動器)通路Linux檔案系統？

1. 連接配接
2. 通路
3. 安裝
4. 數量

答案與解釋

正确答案：3 安裝

“ mount”指令用于将外部裝置通路Linux檔案系統中存在的某個目錄。

22) Which Linux command is used to un-mount the external storage devices from the Linux file system?

1. unmount
2. umount
3. nmount
4. None of the above

Answer & Explanation

Correct answer: 2

umount

The "umount" command is used to un-mount the external storage devices from the Linux file system.

22)使用哪個Linux指令從Linux檔案系統中解除安裝外部儲存設備？

1. 卸下
2. 數量
3. 數量
4. 以上都不是

答案與解釋

正确答案：2 數量

“ umount”指令用于從Linux檔案系統中解除安裝外部儲存設備。

23) Which run-level is used with the "init" command to reboot the system?

1. 1
2. 4
3. 6

Answer & Explanation

Correct answer: 4

6

The run level 6 is used with the "init" command to reboot the system.

23)“ init”指令使用哪個運作級别來重新開機系統？

1. 1個
2. 4
3. 6

答案與解釋

正确答案：4 6

運作級别6與“ init”指令一起使用以重新開機系統。

24) Which run-level is used with the "init" command to halt the system?

1. 1
2. 4
3. 6

Answer & Explanation

Correct answer: 1

The run level 0 is used with the "init" command to halt the system.

24)“ init”指令使用哪個運作級别來停止系統？

1. 1個
2. 4
3. 6

答案與解釋

正确答案：1

運作級别0與“ init”指令一起使用可停止系統。

25) Which Linux command is used to display information regarding file systems about the total space and free space?

1. file
2. info
3. df
4. ds

Answer & Explanation

Correct answer: 3

df

The "df" command is used to display information regarding file systems about the total space and free space.

25)哪個Linux指令用于顯示有關檔案系統的有關總空間和可用空間的資訊？

1. 檔案
2. 資訊
3. df
4. ds

答案與解釋

正确答案：3 df

“ df”指令用于顯示有關檔案系統的有關總空間和可用空間的資訊。

翻譯自: https://www.includehelp.com/linux/admin-commands-aptitude-questions-and-answers.aspx

linux管理者權限指令