Juanita made an electromagnet by placing an iron bar inside a coil of wire and then running current through the wire. After awhile, she turned off the current. What happened to the bar
The bar remained magnetic, but only at the poles.
The bar continued to be magnetic forever.
The bar's magnetism became weaker over a long time.
The bar immediately lost its magnetism.

Which type of computing device is best suited to having a digital pen as an input device? a. personal computer b. personal digital assistant c. smart television d. laptop e. mobile phone

What is the worst-case complexity of the maxrepeats function? assume that the longest string in the names array is at most 25 characters wide (i.e., string comparison can be treated as o( class namecounter { private: int* counts; int nc; string* names; int nn; public: namecounter (int ncounts, int nnames); int maxrepeats() const; }; int namecounter: : maxrepeats () { int maxcount = 0; for (int i = 0; i < nc; ++i) { int count = 1; for (int j = i+1; j < nc; ++j) { if (names[i] == names[j]) ++count; } maxcount = max(count, maxcount); } return maxcount; }

What is the term for water wave that is created by an underwater earthquake