Module 2 and 3

Question 1

What is a Network Backbone?

Answer 1

A part of a computer network that interconnects various pieces of a network, providing a path for the exchange of information between different subnetworks. It is a “senior” network containing a high capacity connection that forms the main link to various “junior” networks.

Question 2

What is a Shell?

Answer 2

A type of program that provides a user interface between the user and the operating system.

Question 3

How VCS deals with the constant change of the files?

Answer 3

By saving only the changes.

Question 4

What are the uses of version control?

Answer 4

Saving changes and enabling collaborations.

Question 5

Which of the following is a version control tool that can ensure multiple developers don’t change the same code?

Answer 5

Lock the file being edited.

Question 6

What does GNU stand for?

Answer 6

GNU’s Not Unix.

Question 7

If you attempt to merge code stored on your laptop with source code elsewhere, but someone has made changes to the exact section of the code you were working on, you might have a…

Answer 7

… merge conflict.

Question 8

What does “iteration” means?

Answer 8

To go through a defined series of actions, repeating a certain number of times

Question 9

What is Bash?

Answer 9

Short for “Bourne Again SHell”.

It is a shell: a command-line user interface for Unix.

Question 10

What is a benefit of the GitHub Desktop Application?

Answer 10

It allows users to manage their repository files on both their hard drive and the remote GitHub server.

Question 11

How Distributed VCS works?

Answer 11

The programmers can have a local repository and pull and push from and to the remote repository.

Question 12

How Centralized VCS works?

Answer 12

The prorammers don’t have a local repository and can only Checkout and Commit changes on a file.

Question 13

What is the term for: ““The current state of locally stored project files not yet added to the main (master) repository”?

Answer 13

Working set.

Question 14

What is a Console?

Answer 14

An input/output device for a computer.

Question 15

What is Pseudo Console?

Answer 15

Also called ConPTY, is a text-based console that allows one to work with command line applications.

Question 16

What is “.sh”?

Answer 16

Shots for .SHell, is a script file that contains a set of shell commands for the computer to execute.

Question 17

What is Vi?

Answer 17

Short for visual.
A text editor for the Unix operating system.

Question 18

What is Vim?

Answer 18

Shor for Vi improved.

Vim allows to move the cursor around a document without the use of a mouse.

Question 19

What are the three modes for editing texts files in Vim?

Answer 19

1. Command Mode
2. Insert mode.
3. Last-Line Mode.

Question 20

What Command Mode does?

Answer 20

Allows you to use the keys on the keyboard as commands.

Question 21

What Insert Mode does?

Answer 21

Allows you to input text.

Question 22

What Last-Line Mode does?

Answer 22

It is a combination of a column and a command that tell the computers that it is the end of the file and what you wat to do.
For example, :w ends and saves the file.

Question 23

What is .crt?

Answer 23

A file extension that indicates the file contains a digital certificate.

Question 24

What is CA-Bundle.crt?

Answer 24

A certificate authority file that contains multiple certificates.

Question 25

What are control characters?

Answer 25

Not printable characters that tell the computer to do something.

Question 26

What is LF?

Answer 26

Stands for "line feed" A control character that break a line in a text file without moving the cursor to the beginning of the line.

Question 27

What is CRLF?

Answer 27

Stands for "carriage return line feed". Control character that moves the cursos to the beginning of the line.

Question 28

What is MSYS2?

Answer 28

Minimal System 2. Is a collection of open source software tools for windows that would normally depend on Unix to operate.

Question 29

What is MinTTY?

Answer 29

A windows terminal emulator that provides a Unix-like environment.

Question 30

What is Winpty?

Answer 30

Stands for Windows pseudo terminal. It is a Windows Software package that provides a way for Windows console programs to communicate with Unix interfaces, such as bash.

Question 31

What is a Directory?

Answer 31

The listings of information in an organized manner.

Question 32

What is a folder?

Answer 32

A visual representation of a directory.

Question 33

What is INI File Format?

Answer 33

Initialization File Format. Used by the Windows operating system, typically to lay out operating instructions for the OS and some programs.

Question 34

What is .docx?

Answer 34

Short for "document XML". Is what Microsoft Word documents are typically saved as.

Question 35

What is Touch?

Answer 35

A command-line interface program for Unix that is used to update date information – such as: changing the date that a file or directory was modified or accessed. Touch can also be used to create or open a file. Ex: You could type “touch dogstory.docx” in the Git command line to create a blank Microsoft Word document entitled “dogstory”.

Question 36

What is Tilde?

Answer 36

The name for the symbol ~. It is pronounced "tilda".

Question 37

What is Command-Line Option?

Answer 37

Something that modifies the operation of a command. At the example, LS is called the switch. Ex: The command “ls” tells the computer to list the files in the current directory. Adding the switch “-lS” will modify the command so that the list of files is sorted from largest file size to smallest. The full command (command plus the command-line option) would look like this: ls -lS

Question 38

Which of the following words is not another word for command-line option? 1. Option 2. Shell 3. Switch 4. Flag

Answer 38

2. Shell

Question 39

Folder and directory mean virtually the same thing?

Answer 39

True.

Question 40

... files are used by the Windows operating system, typically to lay out operating instructions for the OS and some programs.

Answer 40

.ini

Question 41

True or False?: In a VCS, "commit" means the same thing as "save".

Answer 41

True.

Question 42

... is a shell and a command language.

Answer 42

Bash...