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LINQ C#

Authored by Long Trần

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University

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LINQ C#
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does LINQ stand for?

Language Integrated Query

Language In Query

Logic Integrated Query

Language Interface Query

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes LINQ?

A method to access only SQL databases

A technology to query and manipulate in-memory collections and data sources

A tool used exclusively for web development

A query language used for network communication

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which framework version introduced LINQ in C#?

.NET 2.0

.NET 3.5

.NET 4.0

.NET 5.0

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following types of data sources can be queried using LINQ?

XML files

Relational databases

In-memory collections

All of the above

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does LINQ to Objects refer to?

Applying LINQ queries to object-oriented designs

Applying LINQ queries to in-memory objects like arrays and collections

Using LINQ to query web services

Querying relational databases using object models

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which interface must a data source implement to be used with LINQ?

ICollection

IEnumerable

IList

IDictionary

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method is commonly used to execute a LINQ query immediately?

ToArray()

Select()

Where()

FirstOrDefault()

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