A _________ is an integer value used for signaling among processes.

A) semaphore
B) message
C) mutex
D) atomic operation


A) semaphore

Computer Science & Information Technology

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Indicate whether the statement is true or false

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You enclose code that may contain an exception in a ____ statement.

A. throw B. catch C. throws D. try

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Which of the following is a durable key-value store?

A. Amazon Simple Storage Service B. Amazon Simple Workflow Service C. Amazon Simple Queue Service D. Amazon Simple Notification Service

Computer Science & Information Technology

Smartphones are small fully functional computers

Indicate whether the statement is true or false

Computer Science & Information Technology