Describe the main strategies that can be used to create persistent objects.
What will be an ideal response?
Checkpointing, serialization, and explicit paging. Explicit paging includes reachability-based and
allocation-based persistence
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To be able to send and receive messages in parallel over a network connection, a program must use __________ of execution.
a. one thread. b. two threads. c. three threads. d. four threads.
A(n) ______________ is made from a class.
A. data member B. class function C. object D. blueprint
UNIX was developed __________ in the 1970s.
a. by IBM b. by Microsoft c. at Bell Laboratories d. at MIT
Which of the following actions are provided by the Paste Options button?
A. Pastes an exact copy of what you copied including contents and formatting B. Pastes synonyms or acronyms C. Pastes just formulas D. Pastes just formatting