what event caused the united states to begin looking at their advances in technology?

question 3 options:

world war ii

an attack on our nation's telephone system

the launch of the russian satellite sputnik

new advances in cars and televisions

Wich technology can a website use to allow you to listen to a concert live over the internet?

Who needs to approve a change before it is initiated? (select two.) -change board -client or end user -ceo -personnel manager -project manager

1. you have a small business that is divided into 3 departments: accounting, sales, and administration. these departments have the following number of devices (computers, printers, etc.): accounting-31, sales-28, and administration-13. using a class c private network, subnet the network so that each department will have their own subnet. you must show/explain how you arrived at your conclusion and also show the following: all available device addresses for each department, the broadcast address for each department, and the network address for each department. also, determine how many "wasted" (not usable) addresses resulted from your subnetting (enumerate them).