Basic Syntax in Ruby MCQ question and answer with solution | Ruby Programming MCQs Page-5 section-1

41.
What is the difference between && and & operators?

A. && checks for logical AND, & checks for bitwise AND

B. Both operators are the same

C. && checks for bitwise AND, & checks for logical AND

D. && checks for string concatenation, & checks for logical AND

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42.
What is the purpose of the require keyword in Ruby?

A. Loads a specific Ruby file

B. Defines a new module

C. Creates a new class

D. Imports external libraries

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43.
How do you get the current date and time in Ruby?

A. date = Date.now

B. time = Time.now

C. datetime = DateTime.now

D. now = Date.today

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44.
What is the correct way to cast a string to an integer in Ruby?

A. string.to_i

B. string.integer

C. int(string)

D. string.convert(:integer)

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45.
What is the correct way to declare and initialize a variable in Ruby?

A. var_name = value

B. var var_name = value

C. variable var_name = value

D. variable_name = value

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46.
Which symbol is used for the modulo operation in Ruby?

A. %

B. *

C. /

D. &

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47.
What does the 'chomp' method do in Ruby?

A. Removes trailing whitespace

B. Converts to integer

C. Reads input from user

D. Splits a string

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48.
Which method is used to check if a string contains a specific substring in Ruby?

A. .contains

B. .exist

C. .include?

D. .hasSubstring

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49.
In Ruby, what does the 'if' statement evaluate?

A. Expression

B. Boolean value

C. Integer

D. String

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50.
Which operator is used for exponentiation in Ruby?

A. **

B. ^

C. ^^

D. //

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

41. What is the difference between && and & operators?

Answer & Solution

42. What is the purpose of the require keyword in Ruby?

Answer & Solution

43. How do you get the current date and time in Ruby?

Answer & Solution

44. What is the correct way to cast a string to an integer in Ruby?

Answer & Solution

45. What is the correct way to declare and initialize a variable in Ruby?

Answer & Solution

46. Which symbol is used for the modulo operation in Ruby?

Answer & Solution

47. What does the 'chomp' method do in Ruby?

Answer & Solution

48. Which method is used to check if a string contains a specific substring in Ruby?

Answer & Solution

49. In Ruby, what does the 'if' statement evaluate?

Answer & Solution

50. Which operator is used for exponentiation in Ruby?

Answer & Solution

Read More Section(Basic Syntax in Ruby)

41.
What is the difference between && and & operators?

42.
What is the purpose of the require keyword in Ruby?

43.
How do you get the current date and time in Ruby?

44.
What is the correct way to cast a string to an integer in Ruby?

45.
What is the correct way to declare and initialize a variable in Ruby?

46.
Which symbol is used for the modulo operation in Ruby?

47.
What does the 'chomp' method do in Ruby?

48.
Which method is used to check if a string contains a specific substring in Ruby?

49.
In Ruby, what does the 'if' statement evaluate?

50.
Which operator is used for exponentiation in Ruby?