• Explain the parts of an information system. What part do people play in this system?
•Describe the different types of
computers. What is the most common type? What are the types of personal
computers?
•What is connectivity? What is a computer
network? What are the Internet and the Web? What is cloud computing, the
wireless revolution and loT?​

Write code using c . (take input from user) calculate the size of a given file in kbs. in this task you will complete the function with the following prototype: float get_file_size(char * filename); the function takes the file name (address to the start of a null terminated character array) as input. the function should then open the file and find the number of bytes it contains till eof. the number of bytes divided by 1024 will give the size in kbs. if the file cannot be opened the function should return -1.

Create a word problem that involves calculating the volume and surface area of a three-dimensional object. cube: surface area 6 s2 , volume s3

Which of these is most responsible for differences between the twentieth century to the twenty-first century?