IOT Multiple Choice Questions and Answers – Publishing Messages to the Cloud | IOT MCQs

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Questions
1 Publishing messages is handled through ________ Class.
A Client()
B Server()
C Publish()
D Batch()

Answer: Client()
2 client() class provides ________ to create topics.
A Software
B Classes
C Methods
D Batch

Answer: Methods
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3 ________ method publishes messages to pub/sub.
A Client()
B Publish()
C Server()
D Batch()

Answer: Publish()
4 How many arguments are accepted by publish()?
A 5 arguments
B 3 arguments
C 1 argument
D 2 arguments

Answer: 2 arguments
5 Does publish() method accepts arbitrary arguments.
A True
B False

Answer: True
6 The topic in the publish method is in which form?
A Binomial formx
B Canonical form
C Nominal form
D Message form

Answer: Canonical form
7 The message in pub/sub is an opaque blob of ________
A Bits
B Bytes
C Word
D Nibble

Answer: Bytes
8 ________ error will show if we try to send text string instead of bytes.
A TypeError
B Error
C Linker error
D Compiler error

Answer: TypeError
9 What do we call string in python 2?
A Str
B Unicode
C Strs
D Unicades

Answer: Unicode
10 When you publish a message ________ is automatically created?
A Client
B Server
C Batch
D Server

Answer: Batch
11 When the batch is created, it begins a countdown that publishes the batch once sufficient time has elapsed.
A True
B False

Answer: True
12 What is the time elapsed after a batch is created?
A 0.5 seconds
B 0.05 seconds
C 1.5 seconds
D 1 second

Answer: 0.05 seconds
13 Every call to publish() will return a class that conforms to the __________ interface.
A Batch
B Client
C Server
D Future

Answer: Future

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