The program below is used to calcualte the sum of 3 numbers. There is an error in this program. Which line contains the error? num1=10 num2 =20 num3="30" sum = num1+num2+num3 print (num1) print (num2) print (num3) print (sum)

Eva has many contacts on the professional networking site she uses which contacts are considered second degree

How do you set up a slide show to play continuously, advancing through all the slides without requiring your interaction? a. click set up slide show, and then select the loop continuously until ‘esc' and show without narration options. b. click set up slide show, and then select the loop continuously until ‘esc' and use timings, if present options. c. click set up slide show, and then select the show presenter view and use timings, if present options. d. click set up slide show, and then select the show without animation and browsed at a kiosk (full screen) options.

Acolor class has three public, integer-returning accessor methods: getred, getgreen, and getblue, and three protected, void-returning mutator methods: setred, setgreen, setblue, each of which accepts an integer parameter and assigns it to the corresponding color component. the class, alphachannelcolor-- a subclass of color-- has an integer instance variable, alpha, containing the alpha channel value, representing the degree of transparency of the color. alphachannelcolor also has a method named dissolve (void-returning, and no parameters), that causes the color to fade a bit. it does this by incrementing (by 1) all three color components (using the above accessor and mutator methods) as well as the alpha component value. write the dissolve method.