Write a few statements that open a file called "greeting", write the message "hey!" to the file - - and then close it. declare any variables needed.

Switches operate on what layer of the OSI Model

You can configure the Manager pane to provide either tabs or a drop-down list for selecting the type of item that you want to view. True or False?

A cpu with an external clock speed of 2 ghz and a 64-bit data bus can (theoretically) transfer how much data per second?

Extending the web server functionality implies that the web server and the web-to-database middleware will properly communicate with each other. True / False.

After clicking the New Folder button, you will be asked to name the folder.

You are creating some Webpages for a project using a GUI HTML editor. Your supervisor directs you to collaborate with another developer to include jа vascript into several of the pages. How can you include this code in your pages?

Both aliases and functions can be used to store commands that can be executed, but functions can also accept positional parameters. a. True b. False

When will we go to mars?

Gwen recently purchased a new video card, and after she installed it, she realized she did not have the correct connections and was not able to power the video card.

Write a program that prompts the user to enter integers in the range 1 to 50 and counts the occurrences of each integer. The program should also prompt the user for the number of integers that will be entered.