A(n) ____ printer "paints" dots of light on a light-sensitive drum using the same technology as a photocopier.
A. laser
B. ink jet
C. dot matrix
D. laser matrix
Answer: A
Computer Science & Information Technology
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The concept of using a method or class to hide low-level details is called ____.
A. abstraction B. refinement C. refactoring D. decoupling
Computer Science & Information Technology
A customer can store purchase information and data on multiple credit cards in an elec- tronic purchasing and storage device called an __________.
Fill in the blank(s) with the appropriate word(s).
Computer Science & Information Technology
A relational database can contain one or more tables.
Answer the following statement true (T) or false (F)
Computer Science & Information Technology
A(n) ____________________ hacks the public telephone network to make free calls or disrupt services.
Fill in the blank(s) with the appropriate word(s).
Computer Science & Information Technology