A deque is a type of collection, but it is not automatically available when you open IDLE. What is missing that allows you to use the deque class

Apex q: what does a low employment rate indicate? a. not many people are earning high salaries b. not many people are going to college c. not many people are renting their homes d. not many people have jobs

Is the process of organizing data to reduce redundancy. a. normalization b. primary keying c. specifying relationships d. duplication

Afile named data.txt contains an unknown number of lines, each consisting of a single integer. write some code that creates two files, dataplus.txt and dataminus.txt, and copies all the lines of data1.txt that have positive integers to dataplus.txt, and all the lines of data1.txt that have negative integers to dataminus.txt. zeros are not copied anywhere.