Test Your Programming Skills with Safcode!

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Here is all important interview / exams questions.
Student doing practice apptitude test on safcode platform.
Instruction: "Total Number of Questions: 20
Each question carry 10 mark , no negative marking"

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Quiz Start

1. Which of the following is the limitation of JSON? Complicated debugging
Support for only C language
Too many data types
No limit on array and objects

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2. What does DTD stand for? None of these
Document Type Definition
Direct Type Definition
Dynamic Type Definition

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3. Which of the following function converts a JavaScript value into a JSON string? JSON.stringify()
JSON.tovalue()
JSON.convert()
JSON.string()

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4. Identify the Errors in the following code
{
"peripherals" [{
"Mouse": [{
"brand" : "Logitech",
"price" : 300,
}]
}] }
Remove comma after the last member of Mouse
P of Peripherals in Small Case
All of Them
Colon missing after Peripheral

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5. Which of the following Gson methods are useful for implementing JSON? None of them
toJson()
Both toJson() & fromJson()
fromJson()

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6. Which of the following PHP functions decodes JSON structures? php_json_decode
none of them
json_encode
json_decode

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7. Which of the following are the uses of JSON? Facilitate between incompatible platforms
Preferred to sending web data
Serializing Data
All of them

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8. Identify the incorrect predefined attribute xml:data
xml:lang
all of them
xml:space

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9. The XPath tree has a single _______ node, which contains all other nodes in the tree. attribute
namespace
root
element

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10. Strings are delimited with ________ and support a backslash escaping syntax. Double-quotation
Colon
Comma
Single-quotation

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