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00:46
Manik P.
Redefining the withdraw method in the CheckingAccount class is an example of (A) method overloading. (B) method overriding. (C) downcasting. (D) dynamic binding (late binding). (E) static binding (early binding).
01:33
Ben C.
A client class has a display method that writes the time represented by its parameter: $/**$ Outputs time t in the form hrs:mins:secs. $*$ @param $t$ the time $* /$ \{ Which of the following are correct replacements for /* method body */? I Time $\mathrm{T}=$ new Time $(\mathrm{h}, \mathrm{m}, \mathrm{s})$ System.out.println(T); II System.out.println(t.hrs $+": "+t . \text { mins }+": "+t . \text { secs })$ III System.out.println(t); (A) I only (B) II only (C) III only (D) II and III only (E) I, II, and III public void display (Time t) \{ $/ *$ method body $* 1$ \}
00:40
Use the following for Questions A program to test the BankAccount, SavingsAccount, and CheckingAccount classes has these declarations: BankAccount $\mathrm{b}=$ new BankAccount (1400) ; BankAccount $s=$ new SavingsAccount (1000,0.04) ; BankAccount $c=$ new CheckingAccount (500) ; Which method call will cause an error? (A) b.deposit(200) ; (B) s.withdraw(500); (C) c.withdraw(500); (D) s. deposit(10000) ; (E) s.addInterest() ;
01:30
Use the declarations below for Questions. A program that tests these classes has the following declarations and assignments: How many of the above lines of code are incorrect? (A) 0 (B) 1 (C) 2 (D) 3 (E) 4
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