yaml-lab.md

Lab One

Create a YAML file that satisfies the following requirements:

Create a file called config.yaml

Create a Database Host Mapping

Create a top-level mapping key called database that contains a mapping key called host with the value db.example.net

Create a Port Mapping

Under the database key, add a mapping key called port with the value 3306

Create a Enabled Mapping

Under the database key, add a mapping key called enabled with the value true

Create a Legacy Mapping

Under the database key, add a mapping key called legacy with the value yes

Re-use the Database Configuration

Re-use the database mapping data so that the following are satisfied:

A new top-level mapping called database_new exists The database mapping has an anchor called common The database_new mapping has an alias called common

---

Lab Two

Convert the following YAML to JSON format and save it to a file called xmas.json

---
 doe: "a deer, a female deer"
 ray: "a drop of golden sun"
 pi: 3.14159
 xmas: true
 french-hens: 3
 calling-birds:
   - huey
   - dewey
   - louie
   - fred
 xmas-fifth-day:
   calling-birds: four
   french-hens: 3
   golden-rings: 5
   partridges:
     count: 1
     location: "a pear tree"
   turtle-doves: two

---

Lab Three

Convert the following JSON to YAML format and save it to a file called heroes.yaml

{
  "squadName": "Super hero squad",
  "homeTown": "Metro City",
  "formed": 2016,
  "secretBase": "Super tower",
  "active": true,
  "members": [
    {
      "name": "Molecule Man",
      "age": 29,
      "secretIdentity": "Dan Jukes",
      "powers": ["Radiation resistance", "Turning tiny", "Radiation blast"]
    },
    {
      "name": "Madame Uppercut",
      "age": 39,
      "secretIdentity": "Jane Wilson",
      "powers": [
        "Million tonne punch",
        "Damage resistance",
        "Superhuman reflexes"
      ]
    },
    {
      "name": "Eternal Flame",
      "age": 1000000,
      "secretIdentity": "Unknown",
      "powers": [
        "Immortality",
        "Heat Immunity",
        "Inferno",
        "Teleportation",
        "Interdimensional travel"
      ]
    }
  ]
}