Write a mapper function that takes filename as input and outputs a list of (key, value) pairs. As learnt in class, having word as key and (count of) 1 as value is appropriate for the problem at hand. Make sure to lowercase the words. Do not include doc_id as a word.

Amanda needs to create an informative print brochure for her local library’s fundraiser dinner. what critical detail must she have before she starts designing the brochure?

Select the correct answer. sean is a computer programmer. he has programmed an application for toddlers that plays nursery rhymes. however, a logic error has occurred in the program. which problem is a likely consequence of the error? a. the program crashes every time the user wants to play the nursery rhymes. b. the program crosses its buffer boundaries and overwrites an adjacent program. c. the program plays a different nursery rhyme than the one the user intended to play. d. the program shows different structures in its programming language code. e. the program introduces new viruses every time the user plays a nursery rhyme.

Idon’t understand the double8 coding problem. it is java