____ allows users to send very short messages to others who are connected to the network using smartphones or other Internet devices.
A. ?Text messaging
B. ?Podcasting
C. ?Email messaging
D. ?Posting
Answer: A
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A copy constructor must receive its argument by reference because:
a. Otherwise the constructor will only make a copy of a pointer to an object. b. Otherwise infinite recursion occurs. c. The copy of the argument passed by value has function scope. d. The pointer needs to know the address of the original data, not a temporary copy of it.
A class facilitates making an abstract data type because:
A. a class never has more than one data type B. an abstract data type, such as a string, can be a data member of a class C. the data stored in an object of the class is an abstraction, and to manipulate the data we only need to use the functions (operations) of a class D. None of the above
A(n) Russian Doll design has only one global element with everything else nested insideof it.
Answer the following statement true (T) or false (F)
The speed and ________ of the swipe often control the amount of movement on screen
Fill in the blank(s) with correct word