When would the use of Heroku Postgres be appropriate?

• A.To interconnect Microsoft SQL servers to Heroku Applications.
• B.To store user generated pictures and Word documents.
• C.To store and retrieve data using the Structured Query Language.
• D.To cache commonly accessed data for faster retrieval.

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Which SOQL query successfully returns the Accounts grouped by name?

• A.SELECT Type, Max(CreatedDate) FROM Account GROUP BY Name
• B.SELECT Id, Type, Max(CreatedDate) FROM Account GROUP BY Name
• C.SELECT Type, Name, Max(CreatedDate) FROM Account GROUP BY Name LIMIT 5
• D.SELECT Name, Max(CreatedDate) FROM Account GROUP BY Name

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A developer considers the following snippet of code:

Based on this code, what is the value of x?

• A.3
• B.1
• C.4
• D.2

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what are the three languages used in the visualforce page?

• A.C++, CSS, query
• B.Apex, Json, SQL
• C.Javascript, CSS, HTML

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A developer is implementing an Apex class for a financial system. Within the class, the variables 'creditAmount' and 'debtAmount' should not be able to change once a value is assigned. In which two ways can the developer declare the variables to ensure their value can only be assigned one time? Choose 2 answers

• A.Use the final keyword and assign its value in the class constructor.
• B.Use the final keyword and assign its value when declaring the variable.
• C.Use the static keyword and assign its value in a static initializer.
• D.Use the static keyword and assign its value in the class constructor.

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