Western Governors University (WGU) ICSC2211 D684 Introduction to Computer Science Practice Test

The pseudocode that effectively converts an integer 'a' to a floating point number is one where an operation involving a floating point number is performed with 'a'. In the context of the provided choices, dividing 'a' by 1.0 ensures that the result will be in floating point format because division involving a floating point number automatically promotes the result to a floating point data type. The operation performed here effectively forces the conversion of an integer to a floating point number.

In this case, the division by 1.0 converts the integer into a floating point number while maintaining its numeric value, fulfilling the requirement of the conversion.

While other options may seem plausible, they do not guarantee the same level of clarity in the conversion process or implicitly enforce a data type change. For instance, adding 0.0 to 'a' (as suggested in one option) also results in a floating point representation, but the division by 1.0 is a more common practice for ensuring conversion in programming environments. Meanwhile, using a function such as 'float(a)' is typically more direct but may not be represented in all pseudocode syntaxes, providing less clarity in a learning context.