Assuming the Following Variable Declaration

question 27

Multiple Choice

Assuming the following variable declaration,
Declare String str = "bot"
which of the following pseudocode statements changes the variable's contents to "robot"?

• A)Set str[0] = "ro"
• B)Set str = str + "ro"
• C)insert(str, 0, "ro")
• D)insert(str, length(str), "ro")
• E)None of the above.

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Definitions:

Hermann Ebbinghaus

A German psychologist best known for his pioneering work on the study of memory, including the forgetting curve and the spacing effect.

Ebbinghaus' Retention Curve

A graphical representation of the decline in memory retention over time, illustrating that memories diminish if not rehearsed.

Chunking

A strategy for making more efficient use of short-term memory by grouping information into larger units.

Relearning

The process of learning material or skills for a second time, often more quickly than the first, indicating the retention of latent knowledge.