Write a program which asks the user his/ her last name, stores it in a variable called lname, then asks what is your age? and stores it in a variable called age. after this, the program displays a userid, for example as follows: what is your last name? jones what is your age? 20 your user id is: jones20 python***

What multimedia system creates an immersive, real-life experience that the user can interact with?

What is the chief concern of cloud computing?

Which of the following statements is incorrect in relation to processes: while, strictly speaking, at any instant of time, the cpu is running only one process, in the course of 1 second, it may work on several of them, giving the illusion of parallelism a process is just an instance of an executing program, including the current values of the program counter, registers, and variables processes can be created when an operating system is booted, created by the user, or a running process can create children processes there is a master process, which when started can last forever, and is not killable