Basic Syntax in Ruby MCQ question and answer with solution

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Each section contains 100 MCQs on Basic Syntax in Ruby .

Which of the following is the correct way to start a single-line comment in Ruby?

A) // B) /* C) # D) --

Discuss

Answer & Solution

Answer: Option C

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

In Ruby, what is the keyword used to define a class?

A) class B) define C) cls D) defclass

Discuss

Answer & Solution

Answer: Option A

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

Which of the following is the correct way to define a constant in Ruby?

A) CONSTANT_NAME = value B) constant_name = value C) CONSTANT_NAME : value D) constant name = value

Discuss

Answer & Solution

Answer: Option A

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

What is the default file extension for Ruby files?

A) .ru B) .rby C) .rb D) .ruby

Discuss

Answer & Solution

Answer: Option C

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

Which method is used to convert a string to uppercase in Ruby?

A) .to_uppercase B) .upper C) .upcase D) .uppercase

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Answer & Solution

Answer: Option C

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

What is the correct way to declare a variable in Ruby?

A) var name = "value" B) let name = "value" C) name = "value" D) const name = "value"

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Answer & Solution

Answer: Option C

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

What is the correct syntax for printing a message to the console?

A) console.log("message") B) print("message") C) puts("message") D) write("message")

Discuss

Answer & Solution

Answer: Option C

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

How do you add two numbers in Ruby?

A) add(a, b) B) a + b C) a.add(b) D) b.add(a)

Discuss

Answer & Solution

Answer: Option B

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

Which of these operators is used for string concatenation?

A) + B) * C) - D) /

Discuss

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 conditional statement in Ruby?

A) if (condition) { code } B) if condition then code end C) if condition: code D) when condition; code

Discuss

Answer & Solution

Answer: Option A

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

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