Multiple choice technology programming languages

Which of the following describes the internal representation of a type D data object?

  1. YYYYMMDD

  2. MMDDYYYY

  3. YYYYDDMM

  4. DDMMYYYY
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Type D data objects in COBOL and similar enterprise systems use YYYYMMDD format internally (year-month-day). This format allows proper chronological sorting and date arithmetic. Option B (MMDDYYYY) is common in US display but not for internal processing. Option C reverses day and month incorrectly. Option D is European display format.

AI explanation

To answer this question, we need to understand the different formats used to represent dates.

Option A) YYYYMMDD - This option is the correct answer. It represents the date in the format of year (YYYY), followed by the month (MM), and then the day (DD). This format is commonly used in computer systems to represent dates.

Option B) MMDDYYYY - This option represents the date in the format of month (MM), followed by the day (DD), and then the year (YYYY). This format is commonly used in the United States but is not the correct internal representation for a type D data object.

Option C) YYYYDDMM - This option represents the date in the format of year (YYYY), followed by the day (DD), and then the month (MM). This format is not the correct internal representation for a type D data object.

Option D) DDMMYYYY - This option represents the date in the format of day (DD), followed by the month (MM), and then the year (YYYY). This format is commonly used in some countries but is not the correct internal representation for a type D data object.

The correct answer is Option A) YYYYMMDD. This option is correct because it represents the date in the correct format for a type D data object, with the year, month, and day arranged in the order of year, month, and day.

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