Melissa, a Computer Science Engineering Student, Is Learning the Basics

question 81

Multiple Choice

Melissa, a computer science engineering student, is learning the basics of programming by exploring arrays. She learns about different array methods. She wishes to learn more on inserting and deleting array items. She creates monthName array to extract only the three spring months—March, April, and May—from a calendar.
-Melissa wants to extract the spring months and store them in the monthName array.Identify a method Melissa should choose to perform this task.

• A) springMonths = monthName.slice(2,5);
• B) springMonths = monthName.splice(2,3);
• C) springMonths = monthName.slice(3,5);
• D) springMonths = monthName.splice(5,3);

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Definitions:

Sodium Hydroxide

A highly caustic metallic base and alkali salt, used in many industrial processes, often known as lye or caustic soda.

Sodium Hydrogen Carbonate

A chemical compound also known as baking soda, with formula NaHCO3, often used in cooking, cleaning, and neutralizing acids.

Sodium Carbonate

A white, water-soluble salt used widely in manufacturing glass, soaps, and detergents, and as a water softener.

Multiple Proportions

A law stating that when elements combine, they do so in ratios of small whole numbers (part of the foundation of stoichiometry).