9. Write a program, led_pb. c that performs the following steps using the provided sysfs_gpio files: a. Include the sysfs_gpio. h file b. Initializes the LED pin to be an output by calling gpioOutput() c. Initializes the switch pin to be an input by calling gpioInput() d. Turns on the LED using gpioWrite() e. Enters a while loop that calls gpioRead() and waits for the switch to read 1 f. Turns off the LED using gpioWrite()

What is force? what are the types of force ? explain all with suitable examples

When early motion pictures played in movie theaters, they were often accompanied by live organ or piano music. which of the following are the most likely reasons that this happened? (select all that apply). the music was provided to distract audience members from the loud sounds made when filmstrips were changed. the music accompanied the movies because the movies were silent and audiences were used to hearing music during plays in theaters. the music usually was played before, and sometimes after the movie, as an alternative form of entertainment. the music viewers to interpret the dramatic action in the films.

Write a defining table and then a program that determines if you can sleep in or not. your program should get all its input from your computer’s clock. on all weekdays (monday through friday) that are not holidays, your program should output “get up! ” on all other days (weekends and holidays), your program should output “sleep in.” the three holidays that your program must check for are january 1 (new year’s day), july 4 (u.s. independence day), and december 25 (christmas). you don’t need to include other holidays in your program because most other holidays do not occur on a fixed day each year.