Crowdsourcing
Examples of crowdsourcing
Collaboration on ideas, and collecting data in apps
What is 1011 in base 10?
11
What kind of error causes unwanted outputs despite the code not being incorrect?
Logic/semantic error
Compression
Definition of big data
Massive growing data sets
What is not an example of crowdsourcing?
Crowdfunding, collecting money from people
What is 254 in binary?
What level coding language is Python considered?
Type of compression where all of the data is recoverable
Lossless compression
How big is big data usually defined as?
Anything from terabytes to exabytes
Places where crowdsourcing is used
Scientific research, product design, journalism, citizen surveying
Numbers higher than this number cannot be an 8 bit binary number
255
What type of error is dividing by zero considered as?
Runtime error
Type of Data Compression where some data is lost
Lossy
Can traditional data analysis software effectively manage and analyze big data?
No
Benefits of crowdsourcing
speed, reliability, cost effective
Which two numbers are the same in base 10 and in binary?
How does pseudocode differ from other coding languages?
It does not have a syntax, it cannot be compiled, it cannot be interpreted by machines and is meant for humans.
When done to a compressed file, the resulting data should be bigger
Decompression
Real time processing
Cons of crowdsourcing
poor and inconsistent quality of submissions, risks in intellectual property
What is the binary number 1111 in base 4?
33
What computer game did Chris Sawyer code in Assembly, a low level coding language?
Rollercoaster Tycoon
Popular examples of software that compress and decompress data
How fast is big data generated
Big data is generated at extremely high speeds