Q. SimpleJobLauncher, whose sole purpose is to give you a mechanism to launch batch jobs, where a “job” in this case is our batch solution.

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Q. Spring Batch models solutions using XML schema.

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Q. However, it’s important to wear another hat, that of a DBA, when writing applications.

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Q. Indeed, a step could be considered the smallest unit of work for a job. Input (what’s read) is passed to the Step and potentially processed; then output (what’s written) is created from the step.

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Q. Attribute to configure how many items will be processed before the transaction is committed all the input is sent to the writer.

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Q. Class which delegates the task of delimiting fields and records within a file to a LineMapper, which in turn delegates the task of identifying the fields within that record, to LineTokenizer.

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Q. The names and values for the named parameters are being created by the bean configured for the itemSqlParameterSourceProvider property, an instance of the interface

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Q. There’s support for writing JMS:-

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Q. The processor attribute on the chunk element expects a reference to a bean of the interface:-

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Q. Spring Batch provides a convenience class, CompositeItemProcessor, which forwards the output of the filter to the input of the successive filter.

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Q. If the preceding job was run on a batch with a 100 rows, each item was read and passed through the processor, and it found 10 items invalid (it returned null 10 times), the value for the filter_count column would be:-

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Q. Transaction capabilities are built on top of the first class support already provided by the core Spring framework.

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Q. Spring core framework provides first-class support for transactions.

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Q. The batch.xml file establishes a:-

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Q. Spring Batch will, by default, try to pluck the:-

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Q. Spring Batch excels in the robustness it surfaces as simple configuration options for the edge and failure cases.

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Q. Element to configure this for the step:-

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Q. You want to work with a resource that may fail when you try to read from or write to it.

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Q. Some invocations will fail but may be retried with some likelihood of success in a transactional scenario.

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Q. You can leverage Spring Batch support for retries and recovery in your own code.

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