Working with Dates and Times in Ruby MCQ question and answer with solution

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How do you find the number of hours between two Time objects in Ruby?

A) Use the delta method with the hours option B) Use the difference method with the hours option C) Subtract one Time object from another and divide the result by 3600 to convert to hours D) Use the hours_between method

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Answer & Solution

Answer: Option C

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What is the purpose of the parse method for parsing dates in Ruby?

A) Converts a Date object to a string B) Converts a Date object to the number of seconds since the Unix epoch C) Converts a Date object to a number of milliseconds since the Unix epoch D) Converts a string to a Date object

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Answer & Solution

Answer: Option D

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Which method is used to find the number of weeks between two Date objects in Ruby?

A) difference_in_weeks B) weeks_between C) weeks_difference D) subtract_weeks

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Answer & Solution

Answer: Option A

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What does the start_of_week method do for a Date object in Ruby?

A) Returns the day of the week for the Date object B) Returns the middle day of the week for the Date object C) Returns the last day of the week for the Date object D) Returns the first day of the week for the Date object

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Answer & Solution

Answer: Option D

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How do you find the number of minutes between two Time objects in Ruby?

A) Use the minutes_between method B) Use the difference method with the minutes option C) Subtract one Time object from another and divide the result by 60 to convert to minutes D) Use the delta method with the minutes option

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Answer & Solution

Answer: Option C

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What is the purpose of the xmlschema method for formatting date and time strings in Ruby?

A) Converts a Date object to an XML schema-compliant string B) Converts a DateTime object to an XML schema-compliant string C) Converts an XML schema-compliant string to a Date object D) None of the above

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Answer & Solution

Answer: Option B

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How do you find the number of seconds between two Time objects in Ruby?

A) Use the delta method with the seconds option B) Use the difference method with the seconds option C) Subtract one Time object from another D) Use the seconds_between method

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Answer & Solution

Answer: Option C

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What does the ordinal method return for a Date object in Ruby?

A) Returns the day of the year (1-365) B) Returns the day of the month (1-31) C) Returns the day of the Date object D) Returns the day of the week (1-7)

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Answer & Solution

Answer: Option D

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How do you find the number of days between two Date objects in Ruby?

A) Use the delta method with the days option B) Use the difference method with the days option C) Subtract one Date object from another D) Use the days_between method

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Answer & Solution

Answer: Option C

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What is the purpose of the zone method for a Date object in Ruby?

A) Returns the time zone abbreviation of the Date object B) Returns the time zone offset of the Date object C) Returns the time zone ID of the Date object D) Returns the time zone of the Date object

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Answer & Solution

Answer: Option D

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Working with Dates and Times in Ruby MCQ question and answer with solution | Ruby Programming MCQs