Python - eXtensible Markup Language - Quiz

Question 1

1
point

1. Question 1

What is "serialization" when we are talking about web services?

Sorting all the data stored in a tuple

Marking each network packet so it can be put back into order on the receiving system

Making it so that dictionaries can maintain their keys in sorted order

The act of taking data stored in a program and formatting it so it can be sent across the network

Question 2

1
point

2. Question 2

Which of the following are not commonly used serialization formats?

XML

Dictionaries

TCP

HTTP

JSON

Question 3

1
point

3. Question 3

In this XML, which are the "complex elements"?

1

2

3

4

5

6

7

8

9

10







<people>



    <person>



       <name>Chuck</name>



       <phone>303 4456</phone>



    </person>



    <person>



       <name>Noah</name>



       <phone>622 7421</phone>



    </person>



</people>

name

phone

Noah

person

people

Question 4

1
point

4. Question 4

In the following XML, which are attributes?

1

2

3

4

5

6

7







<person>



  <name>Chuck</name>



  <phone type="intl">



     +1 734 303 4456



  </phone>



  <email hide="yes" />



</person>

email

name

type

person

hide

Question 5

1
point

5. Question 5

In the following XML, which node is the parent node of node e

1

2

3

4

5

6

7







<a>



  <b>X</b>



  <c>



    <d>Y</d>



    <e>Z</e>



  </c>



</a>

c

a

e

b

Question 6

1
point

6. Question 6

Looking at the following XML, what text value would we find at path "/a/c/e"

1

2

3

4

5

6

7







<a>



  <b>X</b>



  <c>



    <d>Y</d>



    <e>Z</e>



  </c>



</a>

Z

a

Y

b

e

Question 7

1
point

7. Question 7

What is the purpose of XML Schema?

To transfer XML data reliably during network outages

A Python program to tranform XML files

To compute SHA1 checksums on data to make sure it is not modified in transit

To establish a contract as to what is valid XML

Question 8

1
point

8. Question 8

If you were building an XML Schema and wanted to limit the values allowed in an xs:string field to only those in a particular list, what XML tag would you use in your XML Schema definition?

maxOccurs

xs:element

xs:sequence

xs:complexType

xs:enumeration

Question 9

1
point

9. Question 9

What is a good time zone to use when computers are exchanging data over APIs?

Universal Time / GMT

The local time zone of the receiving computer

The local time zone of the sending computer without daylight savings time

The local time zone of the sending computer

Question 10

1
point

10. Question 10

Which of the following dates is in ISO8601 format?

05/30/2002

2002-May-30

May 30, 2002

2002-05-30T09:30:10Z