terminal bash 1

Question 1

The macOS Terminal is a

Answer 1

command-line interface.

Question 2

In CLI, the left-hand side displays the _, while the right-hand side shows the _ where _.

Answer 2

In CLI, the left-hand side displays the prompt, while the right-hand side shows the cursor where the user types commands.

Question 3

The prompt typically contains information such as the _.

Answer 3

The prompt typically contains information such as the username, computer name, current directory, and sometimes the active environment or git branch.

Question 4

The default shell on macOS was _ until it was replaced by _ in macOS _, released in _.

Answer 4

The default shell on macOS was Bash until it was replaced by Zsh in macOS Catalina (version 10.15), released in October 2019.

Question 5

Bash-команда обычно строится так:

Answer 5

[Команда] [Опции] [Ввод или путь к файлу или директории]

Question 6

Print current working directory in bash

Answer 6

pwd

Question 7

Set working dir to /Users/self in bash

Answer 7

cd ~

Question 8

What is ~ called and what does it mean in terminal?

Answer 8

tilde symbol
/Users/<user> or home directory</user>

Question 9

Open current working directory in a finder window in terminal

Answer 9

open .

Question 10

Open ./folder1 in a finder window in terminal

Answer 10

open folder1

Question 11

List content of cwd in current working dir in bash

Answer 11

ls

Question 12

List content of ./forder in bash

Answer 12

ls forder

Question 13

Change working dir to ./forder in bash

Answer 13

cd forder

Question 14

Change working dir to parent dir in bash

Answer 14

cd ..

Question 15

Clear terminal

Answer 15

clear

shortcut command k

Question 16

Create text.txt in ./forder in bash

Answer 16

touch forder/text.txt

Question 17

tab in terminal

Answer 17

autocompletion, or displays autocompletion options

Question 18

Open ./text.txt in default app

Answer 18

open text.txt

Question 19

Output command history

Answer 19

history

Question 20

Open ./text.txt in nano editor

Answer 20

nano text.txt

Question 21

Go through command history one by one

Answer 21

up and down arrow keys

Question 22

Make dir called folder1/ in folder0

Answer 22

mkdir folder0/folder1

Question 23

Remove dir folder0/ with text.txt inside

Answer 23

rm -r folder0

Question 24

-r flag

Answer 24

recursive

Question 25

Bash считает пробел _. Чтобы ввести название файла с пробелом, понадобятся _.

Answer 25

Bash считает пробел **концом команды**. Чтобы ввести название файла с пробелом, понадобятся **кавычки или обратный слэш**.

Question 26

Open dir ./Your Mother in finder

Answer 26

`open "Your Mother”` `open Your\ Mother`

Question 27

Sudo stands for

Answer 27

single user do

Question 28

Многим командам требуется доступ с _. Ввод в командную строку перед текстом самой команды _ дает _ и возможность произвести необходимые операции _.

Answer 28

Многим командам требуется доступ с **уровня администратора**. Ввод в командную строку перед текстом самой команды **sudo** дает **привилегии администратора** и возможность произвести необходимые операции **без смены аккаунта на аккаунт админа**.

Question 29

Find all files ending with “.txt” in cwd

Answer 29

`find . -name “*.txt”``

Question 30

«звездочки» (*) указывают на то, что используется _

Answer 30

regex (регулярные выражения)