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In R language, a vector is defined that it can only contain objects of the ________

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In R language, a vector is defined that it can only contain objects of the ________

(a) Same class

(b) Different class

(c) Similar class

(d) Any class

The question was asked in examination.

Enquiry is from Overview of R topic in division History, Overview and Getting Started of R Programming

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Right answer is (a) Same class

Best explanation: A vector can only contain objects of the same class. A vector cannot have contain objects of the different class. Same class objects are used mostly. The most basic type of R object is a vector. Empty vectors can be created with the vector() function.

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