Q. What is a shared feature between most of the currently available stream processing engines and languages?

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Q. What does the double-dash (--) notation indicate in the context of CEP subqueries?

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Q. What approach does spChains use to abstract the CEP query-writing process?

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Q. What is the primary advantage of using a block-based approach like spChains in CEP query writing?

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Q. What is the primary function of a stream processing block in the context of spChains?

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Q. What is the term for a stream processing block that filters out a subset of its entering events depending on some block parameter?

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Q. What characterizes a linear processing function in a stream processing block?

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Q. What does it mean for a stream processing block to have memory?

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Q. How are blocks instantiated by data-centric applications in spChains?

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Q. What is the primary purpose of spChains elaboration pipelines or chains?

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Q. What is the role of event sources and drains in the spChains framework?

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Q. What does spXML stand for in the context of spChains?

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Q. What is the advantage of using spXML for defining spChains blocks and chains?

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Q. What does spXML provide as an intermediate representation in spChains?

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Q. What are the three main sections in an spXML representation of a set of stream processing tasks?

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Q. What is the purpose of the chain section in an spXML representation?

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Q. How are blocks identified in an spXML representation of a chain section?

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Q. How is the interconnection between blocks specified in an spXML representation?

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Q. What is the purpose of specifying unit information for parameters in an spXML representation?

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Q. What are the three main tiers in the spChains logic architecture?

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