What is the best way to learn javascript?

Description: write function lastfirst() that takes one argument—a list of strings of the format "lastname, firstname" —and returns a list consisting of two lists: (a) a list of all the last names (b) a list of all the first names

What process should be followed while giving a reference? sam has given a reference of his previous manager in his resume. sam should him in advance that the potential employers will him.

Which of the following statements is true of offshore outsourcing? a. improved telecommunication systems have increased its attractiveness.b. the limited availability of the internet has reduced its effectiveness.c. reduced bandwidth has increased its efficiency to perform with low latency.d. the increased cost of communication has reduced its popularity.