Write a method/function that reads in a text file and returns a list of the tokens in that file. For the purposes of this project, a token is a sequence of alphanumeric characters, independent of capitalization (so Apple, apple, aPpLe are the same token). You are allowed to use regular expressions if you wish to (and you can use some regexp engine, no need to write it from scratch), but you are not allowed to import a tokenizer (e. g. from NLTK), since you are being asked to write a tokenizer.

1. which of the following statements are true about routers and routing on the internet. choose two answers. a. protocols ensure that a single path between two computers is established before sending packets over it. b. routers are hierarchical and the "root" router is responsible for communicating to sub-routers the best paths for them to route internet traffic. c. a packet traveling between two computers on the internet may be rerouted many times along the way or even lost or "dropped". d. routers act independently and route packets as they see fit.

Which of the following terms refers to a collection of different types of software that share the goal of infiltrating a computer and making it do something? a- malware b- virus c- spyware d- trojan horse

Drums installed, you would apply clicks of the parking brake to obtain a slight drag on both rear wheels