Multiple Choice Question JSON

gistfile1.txt

{
    "questions":[
        {
            "id": 0,
            "query":"We can return multiple values from a function using?",
            "answers":[
                {
                    "correct":true,
                    "title":"Tuple"
                },
                {
                    "correct":false,
                    "title":"Array"
                },
                {
                    "correct":false,
                    "title":"Both 1st & 2nd"
                },
                {
                    "correct":false,
                    "title":"None"
                }
            ]
        },
        {
            "id": 1,
            "query":"Given : var stringValue:String = “Justin Gif”. What is the result of stringValue = nil?",
            "answers":[
                {
                    "correct":false,
                    "title":"stringValue == nil"
                },
                {
                    "correct":true,
                    "title":"the compiler won't allow it"
                },
                {
                    "correct":false,
                    "title":"stringValue == “Justin Gif”"
                },
                {
                    "correct":false,
                    "title":"None"
                }
            ]
        },
        {
            "id": 2,
            "query":"What character is used to denote an Optional type",
            "answers":[
                {
                    "correct":false,
                    "title":"?"
                },
                {
                    "correct":false,
                    "title":"!"
                },
                {
                    "correct":true,
                    "title":"Both 1st & 2nd"
                },
                {
                    "correct":false,
                    "title":"None"
                }
            ]
        },
        {
            "id": 3,
            "query":"How do you declare a mutable Integer array?",
            "answers":[
                {
                    "correct":false,
                    "title":"let arr = [Int]()"
                },
                {
                    "correct":true,
                    "title":"var arr: [Int] = []"
                },
                {
                    "correct":false,
                    "title":"var arr: [Int?]"
                },
                {
                    "correct":false,
                    "title":"Both 2nd & 3rd"
                }
            ]
        },
        {
            "id": 4,
            "query":"What keywork do you use to not own a reference in Swift?",
            "answers":[
                {
                    "correct":false,
                    "title":"weak"
                },
                {
                    "correct":false,
                    "title":"strong"
                },
                {
                    "correct":false,
                    "title":"unowned"
                },
                {
                    "correct":true,
                    "title":"Both 1st & 3rd"
                }
            ]
        }
    ]
}