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Q19 Single choice

Which of the following statements are true about components of dynamic Apex?

Schema describe is a way to program matically learn about the metadata of your data model within Apex.
Dynamic SOQL refers to the creation of a SOQL string before runtime within an Apex script, In dynamic SQQL, you use Sring.escapeSinqIeQuoLes (sLrng)to prevent SQQL injection.
You can use dynamic SOSL to create a tree structure of all the objects and fields in your schema browser.

A
In, like, and, or, not, group by, order by, all rows, limit
B
Schema describe is a way to program magically learn about the metadata of your data model within Apex.
C
Web service methods must be static, webservice methods cannot be overloaded
D
Create complex functionality declarative features cannot provide.

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