QlikView TDICDTS 問題練習

Question No : 1
What can be achieved by using Talend’s predefined functions inside the tMap expression editor? (Choose two)

• A.String manipulation
• B.Date conversions
• C.Logging to console
• D.Complex looping structures

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Question No : 2
If multiple lookup matches are found and the matching mode is set to All Matches, how are the results handled?

• A.Only the first match is returned
• B.The Job fails
• C.A Cartesian join is generated
• D.All matched lookup rows are combined with the main row

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Question No : 3
Which of the following conditions can be evaluated using an If trigger? (Choose two)

• A.Row count comparison
• B.tMap join rejection
• C.Component return code
• D.Status of a previous Job execution

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Question No : 4
Which of the following must be configured for a t[DB]Input component to function?

• A.Output file path
• B.Database table or SQL query
• C.tDie trigger
• D.Component alias

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Question No : 5
In Talend, what happens if a component throws an exception and no error-handling trigger is defined?

• A.The error is logged and ignored
• B.The component is skipped
• C.The entire Job fails and stops execution
• D.A retry is attempted automatically

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Question No : 6
Which of the following actions can you perform on a Joblet?

• A.Attach multiple contexts to it directly
• B.Export it as a global variable
• C.Refactor a group of components into a Joblet
• D.Compile it independently from other Jobs

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Question No : 7
When starting a new data integration project in Talend, which tasks are typically performed during the initial Job creation phase? (Choose two)

• A.Selecting metadata definitions
• B.Defining Job name and purpose
• C.Linking components for workflow
• D.Creating version control tags

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Question No : 8
What is the purpose of the "Palette" in the Talend Studio GUI?

• A.To manage repository connections
• B.To display the error log output
• C.To organize components available for Job design
• D.To define global project preferences

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Question No : 9
In the tMap editor, which tools help ensure data quality when joining datasets? (Choose two)

• A.Join key definition
• B.Expression filter
• C.Data lineage mapping
• D.Catch Lookup Inner Join Reject

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Question No : 10
Which outputs can be configured in a tMap for managing conditional data routing? (Choose two)

• A.Main output
• B.Filtered output
• C.Reject output
• D.Error log output

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Question No : 11
What are common use cases for multiple output tables in a tMap component? (Choose two)

• A.Classifying input data into different categories
• B.Merging multiple lookups
• C.Splitting output based on filter conditions
• D.Performing parallel execution

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Question No : 12
Which of the following expressions could be valid filter conditions in tMap output? (Choose two)

• A.schema.validationStatus = TRUE
• B.inputRow.amount > 100
• C.row1.status.equals("ACTIVE")
• D.context.env == "prod"

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Question No : 13
Which join type in tMap ensures that all records from the main input are preserved even if there is no match in the lookup?

• A.Inner Join
• B.Unique Join
• C.Outer Join
• D.Left Outer Join

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Question No : 14
What is the primary function of the lookup table in the tMap component?

• A.To handle schema mismatch errors
• B.To load configuration files during Job execution
• C.To join input data with reference data
• D.To split data into multiple flows

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Question No : 15
Which methods can be used to configure SQL statements dynamically in Talend? (Choose two)

• A.Use context variables in SQL string
• B.Use expressions in tMap filters
• C.Concatenate SQL parts in Java using + operator
• D.Use Repository SQL templates

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