Basic Syntax in Ruby MCQ question and answer with solution

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Each section contains 100 MCQs on Basic Syntax in Ruby .

How do you check the truthiness of a value in Ruby?

A) if (value) then code end B) if value do code end C) if value != false D) if value.is_truthy?

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

What is the difference between += and = operators?

A) += adds value to existing variable, = assigns value B) Both operators are the same C) = adds value, += assigns value D) += appends to string, = replaces string

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Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

How do you break out of a loop in Ruby?

A) exit() B) break() C) continue() D) end()

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Answer & Solution

Answer: Option B

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What is the default return value of a method in Ruby?

A) nil B) TRUE C) FALSE D) The value of the last expression

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Answer & Solution

Answer: Option A

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What is the correct syntax for accessing a class method?

A) Class.method_name B) object.method_name C) Class.new.method_name D) method_name(Class)

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Answer & Solution

Answer: Option A

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How do you define a range in Ruby?

A) range = "start..end" B) range = start..end C) range = Range.new("start", "end") D) range = start.to(end)

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Answer & Solution

Answer: Option B

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What is the correct syntax for string interpolation in Ruby?

A) "#{variable}" B) $(variable) C) %(variable) D) variable.to_string

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Answer & Solution

Answer: Option A

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How do you compare two objects in Ruby?

A) object1 == object2 B) object1.equals(object2) C) object1 === object2 D) compare(object1, object2)

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

What is the correct way to define a block in Ruby?

A) block { code } B) do code end C) function code D) block code

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Answer & Solution

Answer: Option A

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How do you pass arguments to a method in Ruby?

A) method_name(arg1, arg2) B) method_name { arg1, arg2 } C) method_name.with(arg1, arg2) D) method_name arg1 arg2

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Answer & Solution

Answer: Option A

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Basic Syntax in Ruby MCQ question and answer with solution | Ruby Programming MCQs