eXtensible Markup Language

10?試題

1.?

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

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

Sorting all the data stored in a tuple

2.?

Which of the following are?not?commonly used serialization formats?

Dictionaries

JSON

HTTP

XML

TCP

3.?

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

<people><person><name>Chuck</name><phone>303 4456</phone></person><person><name>Noah</name><phone>622 7421</phone></person> </people>

name

person

phone

Noah

people

4.?

In the following XML, which are attributes?

<person><name>Chuck</name><phone type="intl">+1 734 303 4456</phone><email hide="yes" /> </person>

person

email

hide

name

type

5.?

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

<a><b>X</b><c><d>Y</d><e>Z</e></c> </a>

e

a

c

b

6.?

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

<a><b>X</b><c><d>Y</d><e>Z</e></c> </a>

Z

b

a

e

Y

7.?

What is the purpose of XML Schema?

A Python program to tranform XML files

To establish a contract as to what is valid XML

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

To transfer XML data reliably during network outages

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:sequence

xs:complexType

xs:element

xs:enumeration

9.?

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

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

The local time zone of the sending computer

The local time zone of the receiving computer

Universal Time / GMT

10.?

Which of the following dates is in ISO8601 format?

2002-May-30

05/30/2002

2002-05-30T09:30:10Z

May 30, 2002

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