Hello Friends, In this post, you will find here JSON LinkedIn assessment answers. This is a part of the LinkedIn skill assessments. This assessment test consists of 15-20 MCQs to Check your knowledge of JSON.JSON LinkedIn assessment answersUse “Ctrl+F” To Find Any Questions or Answers. For Mobile Users, You Just Need To Click On Three dots In Your Browser & You Will Get A “Find” Option There. Use These Options to Get Any Random Questions Answers.100% Free Updated JSON LinkedIn assessment Certification Exam Questions & Answers.JSON LinkedIn assessment answersQ1. By convention, what name is used for the first key in a JSON schema? schema $schema JsonSchema JSONschemaQ2. Which code is the closest JSON equivalent of the data shown?[ 'red', 'blue', 'green' ] A["red", "blue", "green"] B["red", "blue", "green"] C{ "color": "red", "color": "blue", "color": "green" } D{ "red": "red", "blue": "blue" }Q3. Which JavaScript method converts a JavaScript value to Json? JSON.parse() JSON.stringify() JSON.toString() JSON.objectify()Q4. Which data type is NOT part of JSON standard? string number date arrayQ5. Which term is commonly used to refer to converting data to JSON? unpacking serialization deserialization parsingQ6. Which code uses the correct JSON syntax to encode the key/value pair shown?accountNum: '000605802' “accountNum”: “000605802” accountNum: “000605802” “accountNum”: 000605802 accountNum: 000605802Q7. What character do you specify before a JSON control character when you want to use that control characters as a literal part of a string? / \ : {Q8. Which data type is part of the JSON standard? Boolean map promise functionQ9. Which key name is used to specify properties that must be included for JSON to be valid? important base core requiredQ10. Which is the valid JSON equivalent of the data shown?{ photo: { width: 1600, height: 900, binaries: { url: 'https://www.example.com/images/34097349843', thumbnail: 'https://www.example.com/images/thumbs/34097349843' }, animated: false, tags: [116, 943, 234, 38793], } } A{ "photo": { "width": 1600, "height": 900, "binaries": { "url": "https://www.example.com/images/34097349843", "thumbnail": "https://www.example.com/images/thumbs/34097349843" }, "animated": "false", "tags": [116, 943, 234, 38793] } } B{ "photo": { "width": 1600, "height": 900, "binaries": { "url": "https://www.example.com/images/34097349843", "thumbnail": "https://www.example.com/images/thumbs/34097349843" }, "animated": false, "tags": [116, 943, 234, 38793] } } C{ "photo": { "width": 1600, "height": 900, "binaries": { "url": "https://www.example.com/images/34097349843", "thumbnail": "https://www.example.com/images/thumbs/34097349843" }, "animated": false, "tags": [116, 943, 234, 38793] } } D{ "photo": { "width": "1600", "height": "900", "binaries": { "url": "https://www.example.com/images/34097349843", "thumbnail": "https://www.example.com/images/thumbs/34097349843" }, "animated": "false", "tags": ["116", "943", "234", "38793"] } }Q11. How do you store several paragraphs of text as a string in JSON? Escape all whitespaces expect space characters. Escape line breaks. Escape paragraphs. Remove all whitespacesQ12. What data type is represented by the value of the key/value pair shown?loggedIn: true string Boolean number objectQ13. If you need to store the loggedIn status of a user in JSON as a boolean, what is the correct syntax? “loggedIn”: (true) loggedIn: “true” “loggedIn”: true loggedIn: {true}Q14. What does JSON with padding (JSON-P) use to make a request? an <origin> element a header request the <script> element the XMLHttpRequest objectQ15. Which value is supported in the JSON specifications? undefined infinity NaN nullQ16. Which JavaScript method converts JSON to a JavaScript value? JSON.parse() JSON.stringify() JSON.toString() JSON.objectify()Q17. Transferring JSON information from client to server and back again often includes HTTP requests. Match each method with the best choice describing its use.1.Sends data to specific server to create or update information. 2.Sends data to specific server to create or update information without the risk of creating the resource more than once. 3.Previews what the GET request response might be without the body of the text. 4.Learns the communication channels used by the target source. 5.Requests information from a specific source. 6.Removes information. 1.POST 2.DELETE 3.OPTIONS 4.HEADER 5.GET 6.PUT 1.POST 2.PUT 3.HEADER 4.OPTIONS 5.GET 6.DELETE 1.POST 2.DELETE 3.OPTIONS 4.HEADER 5.GET 6.PUT 1.POST 2.PUT 3.HEADER 4.OPTIONS 5.GET 6.DELETEQ18. Which code uses valid JSON syntax for the text “Centennial Olympics? A{ "host": "Atlanta", "year": 1996 /_ Centennial Olympics _/ } B{ "host": "Atlanta", "year": 1996 // Centennial Olympics } C{ "host": "Atlanta", "year": 1996, "comment": "Centennial Olympics" } D{ "host": "Atlanta", "year": 1996, \"Centennial Olympics\" } E{ "host": "Atlanta", "year": 1996, "comment": "\"Centennial Olympics" }Q19. Can trailing commas be used in objects and arrays? yes only if there is more than one item no only when arrays and objects contain more than 10 itemsQ20. Which whitespace characters should be escaped within a string? All whitespace is allowed. double quotes, slashes new lines, and carriage returns new lines and carriage returns only double quotes onlyQ21. Which is supported by YAML but not supported by JSON? nested comments arrays null valuesQ22. Which is an invalid JSON value? "'|=(_)(X 72(_)|\/||\*'" "|=(_)(X 72(_)|\/||\*" "|=(_)(X\" \"72(_)|\/||\*" "\s(_)(X 72(_)|\/||\*"Q23. How do you encode a date in JSON? Convert the date to UTC and enclose in quotes. Encode the date as string using the ISO-8601 date format. Wrap the date in double quotes. Add a “date” key to your object and include the date as string.Q24. What’s wrong with this JavaScript?JSON.parse({"first": "Sarah", "last": "Connor"}) ; JSON should be wrapped with curly braces. JSON.parse() is missing an argument. The value supplied to JSON.parse() is not a string. Nothing is wrong with it.Q25. What does this JavaScript code print?printNullness(JSON.parse('{ "lemmings": [] }')); printNullness(JSON.parse('{ "lemmings": null }')); printNullness(JSON.parse('{ "lemmings": "null" }')); function printNullness(testMe) { if (testMe.lemmings == null) console.log('null'); else console.log('not null'); } Anot null null not null Bnull null not null Cnot null null null Dnull null null Q26. What tool might you use to validate your JSON? JSONLint ValidateJSON JSONFiddle TextEditQ27. What characters denote strings in JSON? double quotes smart (curly) quotes single or double quotes single quotesQ28. Which code is a valid JSON equivalent of the key/value pair shown that also preserves the data type? constant: 6.022E23 "constant": "6.022E23" "constant": "6\.022\E23" constant: 6.022E23 constant: "6.022E23"Reference Explanation: Scientific Notation is a valid JSON number. You can use e or E.Q29. Which element is added to the DOM to create a JSON-P request? <object> <script> <json> <meta>Q30. Why do so many APIs use JSON? Because it’s object-based. Because it’s a simple and adaptable format for sharing data. Because it’s based on JavaScript. Because it is derived from SGML.Q31. You need to assemble a list of members, but your JSON is not parsing correctly. How do you change it?{ "avengers": [ "iron man", "hulk", "thor", "black widow", "ant man", "spider man' ] } A{ "avengers": ["iron man", "hulk", "thor", "black widow", "ant man", "spider man"] } B{ 'avengers': [ {'iron man', 'hulk', 'thor', 'black widow', 'ant man', 'spider man'} ] } C{ "avengers": ["iron man", "hulk", "thor", "black widow", "ant man", "spider man"] } D{ "avengers": {[ "iron man", "hulk", "thor", "black widow", "ant man", "spider man" ]} }Q32. When building dynamic web applications using AJAX, developers originally used the _ data format, which has since been replaced by JSON. XML GRAPHQL REST SOAPQ33. How is a true boolean value represented in JSON? TRUE “true” 1 trueQ34. Which array is valid JSON? [‘tatooine’, ‘hoth’, ‘dagobah’] [tatooine, hoth, dagobah] [“tatooine”, “hoth”, “dagobah”,] [“tatooine”, “hoth”, “dagobah”]Q35. What data type is encoded in the outermost component of the JSON shown?[ { "year": 2024 }, { "location": "unknown" } ] object array number stringQ36. Which is ignored by JSON but treated as significant by YAML? trailing commas trailing decimals whitespace leading zeroesReferenceQ37. When you need to set the value of a key in JSON to be blank, what is the correct syntax for the empty value? FALSE 0 “” nullQ38. How do you assign a number value in JSON? Escape the number with a backslash. Enclose the number in double quotes. Enclose the number in single quotes. Leave the number as is.Q39. Which code uses the correct JSON syntax for encoding a key/value pair with a null value? “lastVisit”: “null” lastVisit: null “lastVisit”: 0 “lastVisit”: undefinedNote: None of the above options appear to be correct. A correct answer would be "lastVisit": nullQ40. Which reference to the Unicode character U+1F602 complies with the JSON standard? 128514 d83dde02 \uD83D\uDE02 😂Q41. Which code uses the correct JSON syntax for a key/Value pair containing a string? “largest”: “blue whale” largest: ‘blue whale’ ‘largest’: ‘blue whale’ largest: “blue whale”Q42. Which key name is used to specify data type in a JSON schema? data schemadata schematype typeQ43. Which code is a valid JSON equivalent of the key/value pair shown that also preserves the original value? “UPC”: \043875 UPC: “043875” “UPC”: 043875 UPC: ‘043875’Q44. Which data format is a JSON schema written in? markdown YAML XML JSONQ45. Which code is valid JSON equivalent of the key/value pair shown that also preserves the data type? “variance”: “-0.0823” variance: “-0.0823” “variance”: “-0.0823” variance: -0.0823Q46. With what character should key/value pairs be separated? colon space semicolon commaQ47. What character separates keys from values? : -> :: .Q48. If a string contains line breaks, what should you do? Wrap line breaks in single quotation marks Make no changes, because whitespace is allowed Replace any line breaks with \r Replace any line breaks with \nQ49. Which number types are available in javascript but not supported in json? Fractional and Transcendental Infinity or Rational Rational and Irrational Infinity or NaNQ50. How should a date value be stored in JSON? As a string with quotes As a string without quotes As a string in ISO 8583 format As a string in ISO 8601 formatQ51. Is the JSON code shown here valid? No, emojis must be escaped with a backslash. No, JSON strings are not allowed to use emojis. No, emojis should never be enclosed with double quotes. Yes, emojis are valid characters because JSON strings are unicode.Q52. What data structure do you use to encode ordered information? list array struct indexed hashQ53. What are valid values in JSON? arrays, strings, numbers, true/false hashes, arrays, strings, numbers, booleans, null arrays, objects, lists, strings, numbers, booleans objects, arrays, strings, numbers, booleans, nullQ54. Which key format is valid JSON? key: “value” “key”: “value” key, “value” ‘key’: ‘value’Q55. What data type is encoded in the outermost component of the JSON shown?{ "result": [ { "year": 2024 }, { "location": "unknown" } ] } number array string objectQ56. What’s wrong with this JSON object?{ "series": "Star Trek", "episodes": "The Trouble with Tribbles" } Key/value pairs should be separated by semicolons. Keys should be enclosed with double quotes. Key/value pairs should always have a trailing comma. Keys and values should be enclosed with single quotes.Q57. How should comments be formatted in JSON? Wrap the comments in single quotes and place it at the bottom of the file. Wrap the comments in double parentheses. Escape comments by placing two slashes at the start of the comment. JSON does not support comments.Q58. How would you make the following string valid in JSON?"name": 'bb-8' name: “bb-8” “name”: ‘bb-8’ “name”: “bb-8” “name”: bb-8Q59. How are values separated in JSON? with brackets with colons with commas with parenthesesQ60. With which programming language is JSON best used? any language, as JSON is language agnostic. Ruby JavaScript PythonQ61. What values can arrays contain? only numbers any valid JSON value only strings and numbers only stringsQ62. What technique can be used to represent complex objects with JSON? reserialization nesting memorization minimizationQ63. What characters are used to enclose an array? [] {} “” ()Q64. What is the official MIME type for JSON? text/json text/javascript application/json data/jsonQ65. Which character cannot be part of string within JSON without additional formatting? / “ – :Q66. What is the purpose of JSON? to provide a simple way to serialize and deserialize data between different sources to provide a way to store data for machine learning to provide an archival solution for data warehousing to provide a way for JavaScript to run other languagesQ67. Can you assume the order of keys in an object? No, but you can sort the keys with JSON.sort(). Yes, object keys are always ordered alphabetically. Yes, but only when the object is first parsed. No, you can never assume object keys will be in order.Q68. With what character should object keys be enclosed? * # ^ "Q69. What is the maximum number of key/value pairs that JSON supports? 10,000 1000 There is no defined limit. 1 millionQ70. What is the recommended term used to refer to multiple resources? a swarm multiple resources a collection a groupQ71. Does JSON support signed numbers? yes, but only if they are enclosed in quotes only with integers no yesQ72. What two nonnumerical characters can numbers contain? dash and dot dash and comma comma and exclamation point dot and commaQ73. What JavaScript method is used to load JSON data? JSON.ingest() JSON.convert() JSON.read() JSON.parse()Q74. How are the values in an array separated? with right arrows with colons with semicolons with commasQ75. What is the minimum number of values in an array? zero one two threeQ76. In JSON, a set of brackets ([]) is used to denote _, whereas curly braces ({}) denote _. arrays; objects objects; functions arrays; functions key/value pairs; arraysQ77. How does JSON represent truth, falsity and nullness? true, false, null true, false TRUE, FALSE, NULL true, false, nullQ78. If an object key contains spaces, how can you access its value in JavaScript? Remove spaces from the key before accessing the value. Use dot notation to access the value. Use object key index to access the value. Use bracket notation to access the value.Q79. When parsing JSON, “caching” is a method used to _. remove duplicate data from a server temporarily store data for faster access store excess information in chunks to be reviewed later clog up a web browser with useless informationQ80. What is the only valid whitespace character within a string that does not require an escape character? line break space tab returnQ81. What technique can you use to safely encode very large numbers? Store the number as a string Convert the number into an exponent. Round the number to the nearest 10-digit number. Split the number into smaller parts.Q82. Which code is a valid JSON equivalent of the key/value pair shown that also preserves the data type?variance: -0.0823 variance: “-0.0823” variance: -0.0823 “variance”: “-0.0823” “variance”: “-0.0823”Reference data types in jsonQ83. Based on the JSON object shown, which JavaScript code would you use to find out what is in this vehicle’s glove box while assigning the glove box contents to a new variable?myVehicleContents = { van: { inside: { 'glove box': 'maps', 'passenger seat': 'crumbs', }, exterior: { trunk: 'jack', }, }, }; AmyVehicleContents.van.inside['glove box'] = gloveBoxContents; Bvar gloveBoxContents = myVehicleContents.van.inside['glove box']; gloveBoxContents; Cvar gloveBoxContents = myVehicleContents.van.glove box.contents; gloveBoxContents; DmyVehicleContents.van.inside['inside'] = gloveBoxContents;SourceQ84. What characters are used to define an object? || {} () []Q85. The JSON structure features nested objects and arrays. Sometimes the data containing these features exists in relational databases. How is the relational structure different that JSON? It has a flat architecture. It has a rewritable structure. It has an array-only structure. It has a table structure.Q86. What is supported by YAML but not supported by JSON? arrays null values comments nestedYAML supports # comments but not JSONQ87. Which is an invalid JSON value? (same as previous question, but different possible answers) "'|=(_)(X 72(_)|\/||*'" "\s(_)(X 72(_)|\/||*" "|=(_)(X\" \"72(_)|\/||*" "|=(_)(X 72(_)|\/||*"Disclaimer: Hopefully, this article will be useful for you to find all the JSON LinkedIn assessment answers and grab some premium knowledge with less effort. If this article really helped you in any way then make sure to share it with your friends on social media and let them also know about this amazing Skill Assessment Test. The solution is provided by BrokenProgrammers. This tutorial is only for Educational and Learning purposes.Next: React JS LinkedIn assessment answers 2023 Post navigationKotlin LinkedIn assessment answers 2023 React JS LinkedIn assessment answers 2023