To run a program in Cloud9 you can...
Use REPL Incorrect
. Use the terminal.
Pray.
Click the play button.
Correct Mark 1.00 out of 1.00 Not flaggedFlag question Question text Flask is...
A. A continuous integration software.
a framework for web development.
. Used to hide alcohol at the movie theaters.
built in java for the web.
Cloud 9 is..
. Requires a specific environment, such as Mac or PC, to use.
. Allows you full access to the terminal.
Gives the user elevated privileges.
An online IDE in the cloud
Inside the loop it waits for browsers/computers to connect.
Clients
Response
Protocol
Web server
Inside the loop it waits for browsers/computers to connect. Answer 1 Correct The server runs a bunch of code and returns a page
Response
Clients
Protocol
Web server
Request
The client and server start talking to each other.
Protocol
Webserver
Request
Clients
Response
When you click play, a program starts up in a while true loop.
Web server
Request
Clients
Response
Protocol
The client asks the server for the page for a specific URL, like /
Request
Clients
Response
Web server
Protocol
What directory should you use for static images?
Protraits
Pictures
Static
Static images
The currently checked out commit is called
HEAD
Detached HEAD
Branch
Master
Latest
Working with in a commit that's not necessarily the latest revision in the repository.
HEAD
Reset
Detached HEAD
Checkout
Which of the following most closely describes a copy of your local git repository elsewhere, like the cloud, for backup and/or collaboration with others?
Cloud
Remote
Origin
Response
Apps need to be _____ into a production environment for others to see
Remote
Branch
HEAD
Deployed
Served
A development practice that requires developers to push code into a shared repository several times a day is called
Greedy
Continuous Integration
Head
REPL
How do you access the Geometry Location Lat in the JSON code?{ "results" : [ { "address_components" : [ { "long_name" : "Alumni & Visitors Center", "short_name" : "Alumni & Visitors Center", "types" : [ "premise" ] } ], "formatted_address" : "Alumni & Visitors Center, 5108 Fourth Ave, Marina, CA 93933, USA", "geometry" : { "location" : { "lat" : 36.653788, "lng" : -121.80171 } } } ] }
results:geometry:location:lat.
results[0].geometry.location.lat();
Curl geometry:location.lat
json_body["results"][0]["geometry"]["location"][“lat”]
In order to hide your API key, store your key in Heroku ______
Config vars
Respository
Repository
Vault
Secret
What causes a React Component to re-render?
Prop changes
State Changes
Prop or State Changes
What is one key difference between React Props and State? Select one:
You can mutate a State
You can mutate Prop
When would you use a Class Component over a Functional Component?
When you need to use State
When you need to use life cycle methods
All of the above
Babel is a tool that transpiles ______ to JavaScript.
Java
Python
ECMAScrip
REPL
_______ takes all our separate files with their import statements and creates one JS file that we can send to the client.
Flask
JavaScript
React
Webpack
Why might you choose WebSocket over HTTP?
Keep two way connections alive
HTTP is unidirectional
HTTP does not have peer-to-peer protocol
Websocket allows client and server vika an application-specific protocol
All of the above
We will use ______, a JavaScript Library, to help us write code for real time applications for Project 2.
Python
Socket.IO
Angular.JS
Your app specific protocol only has things happen when other things happen. This type of protocol is known as:
Event-driven protocol
Polling protocol
Long polling protocol
_____ is the act of saving data, or state, in a software system so that it’s not lost.
Persistence
SharedPreferences
Database
Memory
Although it’s possible to save data using many methods, the most common one by far is using a ______.
Hashmap
Arrray
Database
Hard Drive
Relational databases arrange data into
Tables
Rows
Columns
All of the above
An ________ lets you easily use databases to save data by converting Python code to SQL.
REPL
ORM
CMS
IDE
What are the three factors of authentication?
Knowing something, like a username and password combo, or a security question’s answer
Possessing something, like a phone, a USB drive, or a key card
Being something, like a person with a certain fingerprint or voice
All of the above
An ______ is a set of standard software development tools, frameworks, libraries, or APIs that let you easily write applications.
IDE
SDK
CMS
REPL
Rather than building your own authentication, the alternative is to get someone else to authenticate for you. This is known as _______.
Third Party Authentication
First Party Authentication
Second Party Authentication
Party Hard Authentication
Using Facebook and Google to log in is sometimes called _______.
Social Engineering
Two Factor Authentication
Social Logins
Good test coverage is achieved by ...
the number of test
Number of lines covered
critical behavior covered
A test case refers to the set up and assertion needed to
. Verify one piece of behavior
improve code coverage
. REPL
Automated testing is the act of
Writing programs to verify the behavior of other programs
continuously pushing the the git repository
Deploying code to the live server
The easiest way to start making pictures for mockups and sketches is _________
Coffee and Gin
Marker and Whiteboard
With a mockup tool on a computer.
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