IT 207 FINAL QUESTIONS WITH COMPLETE ANSWERS

Directories are organized in hierarchal structure such as a ____________


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tree.




For every HTTP request received by the server, the _______________ will be invoked to
handle the request.


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request handle




The file system exports two abstractions [A] and [B]

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[A] files
[B] folders OR directories




RESTful web services use ____ methods to implement a ___ architecture.


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HTTP, REST




Modules can either be single [A] or containing one or more files.


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files




____________ is a protocol for fetching resources on the Web.


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HTTP




Entity integrity constraint within an entity table is applied by defining a [A].


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, Primary key




JSON [A] contain functions.


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cannot




In a REST compliant Web application communication between the server and client is
done using a well-defined messaging ___________.


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Formats




The design of REST systems is characterized by being _________ and by applying the
principle of separation of concerns.


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stateless




fs.writeFileSync is not suitable for writing ____________ to the file


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, continuously




Each parameter is represented by a unique


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key-value pair




EventEmitters, EventListeners


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The Event module defines two main artefacts: [A] and [B].




_______ refers to the current directory


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./




fs.writeFileSync [A] the file while fs.appendFileSync [B] the text to the file.


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