Restful operations

Question 1

What does REST stand for in web programming?

a) Representational State Transfer
b) Remote Execution State Transfer
c) Resource Execution State Transfer
d) Representational Service Transfer

Answer 1

a) Representational State Transfer

Question 2

Which of the following is NOT a principle of RESTful services?

a) Lightweight
b) Stateful
c) Scalable
d) Loosely-coupled

Answer 2

b) Stateful

Question 3

Which HTTP operation is used for retrieving data in RESTful services?

a) POST
b) PUT
c) GET
d) DELETE

Answer 3

c) GET

Question 4

What is the purpose of the POST operation in RESTful services?

a) To retrieve data
b) To create a new stateful entry
c) To update existing data
d) To remove existing data

Answer 4

b) To create a new stateful entry

Question 5

Which HTTP operation is intended for updating existing data in RESTful services?

a) GET
b) POST
c) PUT
d) DELETE

Answer 5

c) PUT

Question 6

What is the purpose of the DELETE operation in RESTful services?

a) To retrieve data
b) To create a new stateful entry
c) To update existing data
d) To remove existing data

Answer 6

d) To remove existing data

Question 7

What is the typical structure of a RESTful URI?

a) Service name, version, and plural nouns
b) Version, service name, and singular nouns
c) Plural nouns, version, and service name
d) Singular nouns, service name, and version

Answer 7

a) Service name

Question 8

Why is it considered a best practice to version RESTful service endpoints?

a) To make the URIs shorter
b) To allow users to switch to new versions at their own pace
c) To reduce the number of endpoints
d) To improve security

Answer 8

b) To allow users to switch to new versions at their own pace

Question 9

What is the primary format used for data exchange in RESTful services?

a) XML
b) CSV
c) JSON
d) YAML

Answer 9

c) JSON

Question 10

What does the Content-Type header specify in a RESTful request?

a) The format of the response data
b) The format of the request body
c) The type of HTTP operation
d) The version of the API

Answer 10

b) The format of the request body

Question 11

What does the Accept header specify in a RESTful request?

a) The format of the response data
b) The format of the request body
c) The type of HTTP operation
d) The version of the API

Answer 11

a) The format of the response data

Question 12

What is cURL primarily used for?

a) Creating web pages
b) Making system-level web requests
c) Debugging JavaScript code
d) Managing databases

Answer 12

b) Making system-level web requests

Question 13

Which command is used to verify the installation of cURL?

a) curl –version
b) curl –install
c) curl –check
d) curl –verify

Answer 13

a) curl –version

Question 14

What is the purpose of the -X option in a cURL command?

a) To specify the HTTP operation
b) To specify the request body
c) To specify the response format
d) To specify the API version

Answer 14

a) To specify the HTTP operation

Question 15

What is the purpose of the -H option in a cURL command?

a) To specify the HTTP operation
b) To specify the request body
c) To add a header to the request
d) To specify the API version

Answer 15

c) To add a header to the request

Question 16

What does the X-Cassandra-Token header represent in an Astra DB RESTful request?

a) The API version
b) The authentication token
c) The response format
d) The request body format

Answer 16

b) The authentication token

Question 17

What is the primary risk of passing sensitive data in an unsecured (HTTP) web request?

a) The data may be lost
b) The data may be intercepted
c) The request may fail
d) The API may reject the request

Answer 17

b) The data may be intercepted

Question 18

What is the purpose of the properties block in the JSON response from the National Weather Service API?

a) To define the HTTP operation
b) To encapsulate nested data like temperature and elevation
c) To specify the API version
d) To define the request headers

Answer 18

b) To encapsulate nested data like temperature and elevation

Question 19

What is the significance of the qualityControl field in the JSON response from the National Weather Service API?

a) It indicates the format of the data
b) It indicates the reliability of the temperature value
c) It specifies the API version
d) It defines the request headers

Answer 19

b) It indicates the reliability of the temperature value

Question 20

What is the purpose of the timestamp field in the JSON response from the National Weather Service API?

a) To indicate when the observation was recorded
b) To specify the API version
c) To define the request headers
d) To indicate the format of the data

Answer 20

a) To indicate when the observation was recorded