When designing a program using the three-tier approach, a primary rule is that classes in the presentation tier can communicate only with classes in the ____ tier.
A. business
B. data access
C. persistence
D. validation
Answer: A
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________ Law predicts that the number of transistors in a CPU will double every 2 years
Fill in the blank(s) with correct word
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Indicate whether the statement is true or false
A Windows computer on your network is having issues resolving queries for a specific domain, but not other domains. Other computers on the same network resolve the name just fine. What command can you issue that might fix the problem?
a. ipconfig /renew b. ipconfig /release c. ipconfig /flushdns d. ipconfig /refresh