Using 2's complement method, compute: 1lten - 10ten. leave the answer in binary form.

In which phase does software coding and testing happen in the spiral model? the spiral model does not have a separate testing phase. both, software coding and testing occurs during the phase.

Develop a function to create a document in the mongodb database “city” in the collection “inspections.” be sure it can handle error conditions gracefully. a. input -> argument to function will be set of key/value pairs in the data type acceptable to the mongodb driver insert api call b. return -> true if successful insert else false (require a screenshot)

Your mom wants to purchase a laptop computer. she said she wants her new computer to be able to play her dvds so she can listen to music and wants to know what type of optical drives will play her disk. which type of drive should she look for?