Big Data Revision

<topic name="Big Data">

<question>What data format is this?</question>

<hint>Enter one word</hint>

</topic>

(a)  

{ "topic" : "Big Data",

"question" : "What data format is this?",

"hint": "Enter one word" }

(a)  

What type of data is json and xml?

• Structured

• Semi-structured

• Unstructured

• Tabular

Which 'V' relates to the different formats of data that need to be processed?

• Velocity

• Volume

• Variety

• Variable

Which of these is NOT an advantage of JSON over XML?

• More compact

• Quicker to parse

• Easier for humans to read/write

• More secure

What does REST mean for in a Web API? (Enter 3 words)

(a)  

What does the Acronym CRUD mean in relation to REST APIs? (Enter 4 words in order separated by spaces)

(a)  

What term in Big Data refers to the fact that files and databases may have to be stored across multiple servers because they are so large?

(a)  

What term in Big Data refers to the fact that data may need to be processed in near-real-time and arrives from devices, including sensors, at very short time intervals?

(a)  

In a graph database, what are entities represented by?

• Vertices

• Solid Edges

• Weights

• Dashed Edges