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除夕的英文是————

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单选题 A data structure can be ().

A. an array
B. a record
C. a linked list
D. all of the above

单选题 () is a fixed-size, sequenced collection of elements of the same data type.

An array
B. A record
C. A linked list
D. A variable

单选题 () is a collection of related elements, possibly of different types, having a single name.

An array
B. A record
C. A linked list
D. All of the above

单选题 Each element in a record is called ().

A. a variable
B. an index
C. a field
D. a node

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