From 62eb2bb4b0e105c0b288cb3c24027b05039ae2be Mon Sep 17 00:00:00 2001 From: George Date: Tue, 8 Oct 2024 12:42:30 +0400 Subject: [PATCH] feat(curriculum): create bash scripting quiz (#56424) Co-authored-by: Naomi the Technomancer --- .../66f1afbd9998e9c985d8e73b.md | 215 ++++++++++-------- 1 file changed, 115 insertions(+), 100 deletions(-) diff --git a/curriculum/challenges/english/25-front-end-development/quiz-bash-scripting/66f1afbd9998e9c985d8e73b.md b/curriculum/challenges/english/25-front-end-development/quiz-bash-scripting/66f1afbd9998e9c985d8e73b.md index 7755f89f3fb..1cf62c4c839 100644 --- a/curriculum/challenges/english/25-front-end-development/quiz-bash-scripting/66f1afbd9998e9c985d8e73b.md +++ b/curriculum/challenges/english/25-front-end-development/quiz-bash-scripting/66f1afbd9998e9c985d8e73b.md @@ -17,439 +17,454 @@ Answer all of the questions below correctly to pass the quiz. #### --text-- -Placeholder question +What is a correct shebang line in bash script? #### --distractors-- -Placeholder distractor 1 +`!#/bin/bash` --- -Placeholder distractor 2 +`/#!bin/bash` --- -Placeholder distractor 3 +`/#!/bin/bash` #### --answer-- -Placeholder answer +`#!/bin/bash` ### --question-- #### --text-- -Placeholder question +Which command would define `MY_VAR` and print it to the console? #### --distractors-- -Placeholder distractor 1 +`MY_VAR=10; echo MY_VAR` --- -Placeholder distractor 2 +`$MY_VAR=10; echo MY_VAR` --- -Placeholder distractor 3 +`$MY_VAR=10; echo $MY_VAR` #### --answer-- -Placeholder answer +`MY_VAR=10; echo $MY_VAR` ### --question-- #### --text-- -Placeholder question +How do you declare a numeric variable? #### --distractors-- -Placeholder distractor 1 +`declare -n MY_VAR=1` --- -Placeholder distractor 2 +`declare -d MY_VAR=1` --- -Placeholder distractor 3 +`declare -x MY_VAR=1` #### --answer-- -Placeholder answer +`declare -i MY_VAR=1` ### --question-- #### --text-- -Placeholder question +Which command would not run a `script.sh` file? #### --distractors-- -Placeholder distractor 1 +`./script.sh` --- -Placeholder distractor 2 +`/tmp/script.sh` --- -Placeholder distractor 3 +`bash script.sh` #### --answer-- -Placeholder answer +`script.sh` ### --question-- #### --text-- -Placeholder question +How to view the manual for the `less` command in bash? #### --distractors-- -Placeholder distractor 1 +`less man` --- -Placeholder distractor 2 +`less --man` --- -Placeholder distractor 3 +`man --less` #### --answer-- -Placeholder answer +`man less` ### --question-- #### --text-- -Placeholder question +How would you call `print_arguments` to print `a` and `b` to the terminal? + +```bash +print_arguments() { + echo "Argument 1: $1" + echo "Argument 2: $2" +} + +``` #### --distractors-- -Placeholder distractor 1 +`print_arguments("a", "b")` --- -Placeholder distractor 2 +`print_arguments(a, b)` --- -Placeholder distractor 3 +`print_arguments{a, b}` #### --answer-- -Placeholder answer +`print_arguments "a" "b"` ### --question-- #### --text-- -Placeholder question +How do you initialize an array in bash? #### --distractors-- -Placeholder distractor 1 +`ARR=["item1" "item2" "item3"]` --- -Placeholder distractor 2 +`ARR=[["item1" "item2" "item3"]]` --- -Placeholder distractor 3 +`ARR={"item1" "item2" "item3"}` #### --answer-- -Placeholder answer +`ARR=("item1" "item2" "item3")` ### --question-- #### --text-- -Placeholder question +How do you print the third value of an array in bash? #### --distractors-- -Placeholder distractor 1 +`echo ${ARR[3]}` --- -Placeholder distractor 2 +`echo $ARR[2]` --- -Placeholder distractor 3 +`echo $ARR[3]` #### --answer-- -Placeholder answer +`echo ${ARR[2]}` ### --question-- #### --text-- -Placeholder question +How do you assign user input to a variable in bash? #### --distractors-- -Placeholder distractor 1 +`input MY_VAR` --- -Placeholder distractor 2 +`cin MY_VAR` --- -Placeholder distractor 3 +`get MY_VAR` #### --answer-- -Placeholder answer +`read MY_VAR` ### --question-- #### --text-- -Placeholder question +What will be the permission flags for the `1.txt` file after executing the command `chmod 765 1.txt`? #### --distractors-- -Placeholder distractor 1 +`rwxrwxrwx` --- -Placeholder distractor 2 +`rwxr-xrw-` --- -Placeholder distractor 3 +`r-xrw-rwx` #### --answer-- -Placeholder answer +`rwxrw-r-x` ### --question-- #### --text-- -Placeholder question +What keyword does the statement `if ... then ...` end with? #### --distractors-- -Placeholder distractor 1 +`end` --- -Placeholder distractor 2 +`done` --- -Placeholder distractor 3 +`stop` #### --answer-- -Placeholder answer +`fi` ### --question-- #### --text-- -Placeholder question +What keyword does the statement `for ... do ...` end with? #### --distractors-- -Placeholder distractor 1 +`end` --- -Placeholder distractor 2 +`od` --- -Placeholder distractor 3 +`stop` #### --answer-- -Placeholder answer +`done` ### --question-- #### --text-- -Placeholder question +How do you create a comment in bash? #### --distractors-- -Placeholder distractor 1 +`// comment` --- -Placeholder distractor 2 +`!comment` --- -Placeholder distractor 3 +`/* comment` #### --answer-- -Placeholder answer +`# comment` ### --question-- #### --text-- -Placeholder question +What line should you add to the beginning of this snippet to create a `for` loop? + +```bash + +do + echo $i +done +``` #### --distractors-- -Placeholder distractor 1 +`for ( int i = 0; i < 10; i++ )` --- -Placeholder distractor 2 +`for (( int i = 0; i < 10; i++ ))` --- -Placeholder distractor 3 +`for (( let i = 0; i < 10; i++ ))` #### --answer-- -Placeholder answer +`for (( i = 0; i < 10; i++ ))` ### --question-- #### --text-- -Placeholder question +How would you assign the result of the sum of variables `A` and `B` to the variable `C`? #### --distractors-- -Placeholder distractor 1 +`C=$A + $B` --- -Placeholder distractor 2 +`C=$(( A + B ))` --- -Placeholder distractor 3 +`$C=$(( $A + $B ))` #### --answer-- -Placeholder answer +`C=$(( $A + $B ))` ### --question-- #### --text-- -Placeholder question +What keyword in a loop skips the rest of the current iteration and begins the next iteration? #### --distractors-- -Placeholder distractor 1 +`break` --- -Placeholder distractor 2 +`until` --- -Placeholder distractor 3 +`done` #### --answer-- -Placeholder answer +`continue` ### --question-- #### --text-- -Placeholder question +What does the command `echo $?` do? #### --distractors-- -Placeholder distractor 1 +Prints the value of the last used variable --- -Placeholder distractor 2 +Prints the value of the last used arithmetic operation --- -Placeholder distractor 3 +Prints the value of the last executed condition #### --answer-- -Placeholder answer +Prints the exit code of the last executed command ### --question-- #### --text-- -Placeholder question +What value of `MY_VAR` would satisfy the condition `[[ $MY_VAR =~ ^[A-Z]{1}[a-z]+$ ]]` ? #### --distractors-- -Placeholder distractor 1 +`freeCodeCamp` --- -Placeholder distractor 2 +`FreeCodeCamp` --- -Placeholder distractor 3 +`freecodecamp` #### --answer-- -Placeholder answer +`Freecodecamp` ### --question-- #### --text-- -Placeholder question +What types of loops exist in bash? #### --distractors-- -Placeholder distractor 1 +`for` --- -Placeholder distractor 2 +`for`, `while` --- -Placeholder distractor 3 +`for`, `while`, `until`, `forEach` #### --answer-- -Placeholder answer +`for`, `while`, `until` ### --question-- #### --text-- -Placeholder question +How do you print all values of an array in bash? #### --distractors-- -Placeholder distractor 1 +`echo $ARR[@]` --- -Placeholder distractor 2 +`echo {ARR[@]}` --- -Placeholder distractor 3 +`echo ${ARR[$@]}` #### --answer-- -Placeholder answer +`echo ${ARR[@]}`