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Problem
1. What is the significance of the PID and PPID? Without using ps, how do you find out the PID of your login shell?
2. How do you display all processes running on your system?
3. Which programs are executed by spawning a shell? What does the second shell do?
4. Name some commands that don't require a separate process.
5. Name the two system calls required to run a program.
Explain the significance of each word in the acronym URL. What happens if you leave out the port number in the URL?
Which web server has proven most popular since the dawn of the web? Describe what it means to scale web services vertically and horizontally. Explain why you might choose each depending on your environment and requirements.
Write a subroutine called, ADDABC, that performs the operation c : A + B. The three variables A, B, and C are all word (i.e., 16-bit) values.
Write an if - else statement that changes the value of pay by subtracting 10 from pay if score is greater than 50, otherwise it adds 25 to pay. Also write variable declarations for the variables pay and score.
Discuss the strengths and weakness of a GUI and a scripting approach. Should a combined approach be considered that uses both GUIs and scripts? Give your recommendations for the following use cases.
Write a program to compute the electro-magnetic force between 2 charged objects. Define another constant, using fixed notation, for Pi carried out to 10 decimal places.
Write a program that prints a house. Write a program that prints an animal speaking a greeting, similar to (but different from) the following:
a company produces two products that are processed on two assembly lines. assembly line 1 has 100 available hours and
Give a nondeterministic Turing machine which recognizes the language of binary strings of integers nsuch that n is a product of integers x and y both of which are greater than 1. You can give a high level description of your NTM.
E19: Numerical Methods for Engineering Applications Spring 2016 - HOMEWORK 11. Extend the program to implement Heun's method (second order RK method with a = b = ½, α = β = 1), as well as the fourth order RK method given by yi+1 = yi + h/6(k1 + 2k2..
Examine the physical data model that you created in question F. Develop a clustering and indexing strategy for this model. Describe how your strategy will improve the performance of the database.
Write a function to create a movie where one item is moving from the top to the bottom and another item is moving from the bottom to the top.
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