After the execution of the following code, what will be the value of num if the input values are 0 3? (assume that console is a scanner object initialized to the standard input device.)

int num = console. nextint();
if (num > 0)
num = num + 13;
else
if (num > = 3)
num = num + 15;

a) 0
b) 3
c) 13
d) 15

Which of the following is a way that advancements in technology improve humans' ability to measure air quality and protect human health? a. air quality data gathered by new instruments can be used to reduce exposure to pollutants. b. new technologies enable natural and human-made pollution sources to be located and monitored. c. air quality data gathered by new instruments can be used to predict trends in pollution over time. d. new technologies allow governments to make informed decisions about the regulation of pollution. (choose more than one)

What machine listens for http requests to come in to a website’s domain? a. a router b. a browser c. a server d. a uniform resource locator

Why is investing in a mutual fund less risky than investing in a particular company's stock? a. mutual funds only invest in blue-chip stocks. b. investments in mutual funds are more liquid. c. mutual funds hold a diversified portfolio of stocks. d. investments in mutual funds offer a higher rate of return.