Write a method that finds the number of occurrences of a specified character in a string using the following header: public static int count(String str, char a) For example, count("Welcome", 'e') returns 2. Write a test program that prompts the user to enter a string followed by a character and displays the number of occurrences of the character in the string.

Need asap write a short paper describing the history and differences between six sigma, waterfall, agile, and scrum models. understanding these models can give you a good idea of how diverse and interesting it development projects can be. describe what the rationale for them is and describe their key features. describe the history behind their development. at least 400 words

Would a ps4 wired controller work on an xbox one

In the rgb model, which color is formed by combining the constituent colors? a) black b) brown c) yellow d) white e) blue