How can you group a list of words by their first letter using LINQ query syntax?

hard🚀 Application Q9 of Q15

C Sharp (C#) - LINQ Fundamentals

Afrom w in words group w by w[0];

Bfrom w in words select w group by w[0];

Cgroup w by w[0] from words;

Dfrom words group w by w[0];

Step-by-Step Solution

Solution:

Step 1: Understand grouping syntax in LINQ
Grouping uses 'group by ' after 'from' clause.
Step 2: Identify correct syntax
from w in words group w by w[0]; correctly groups words by their first character using 'group w by w[0];'.
Final Answer:
from w in words group w by w[0]; -> Option A
Quick Check:
Group syntax: from ... group ... by ... [OK]

Quick Trick: Use 'group ... by ...' after 'from' to group in LINQ [OK]

Common Mistakes:

MISTAKES

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