Which of the following is NOT a permanent storage option?

A) Optical drive B) Internal hard drive
C) Random access memory D) Memory stick

C

Computer Science & Information Technology

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________ programming is a technique for writing apps containing tasks that can execute asynchronously, which can improve app performance and GUI responsiveness in apps with long-running or compute-intensive tasks.

a) synchronous b) object-oriented c) task-oriented d) Asynchronous

Computer Science & Information Technology

In the presumed commit version of the two-phase commit protocol described in the text, when the protocol starts, the coordinator forces a start record to its log. Describe a situation in which, if the coordinator had not forced this record to its log, the protocol would not work correctly.

What will be an ideal response?

Computer Science & Information Technology