In the following code for the __iter__ method in the ArrayList class, what is the missing code?
def __iter__(self): cursor = 0 while cursor < len(self): yield self.items[cursor]
A. self.items[cursor] = self.item[cursor-1]
B. cursor += 1
C. cursor -= 1
D. self.items[cursor+1] = self.item[cursor]
Answer: B
You might also like to view...
Which of the following schedules is (conflict) serializable? For each serializable schedule, determine the equivalent serial schedules.
(a) r1 (X); r3 (X); w1(X); r2(X); w3(X) (b) r1 (X); r3 (X); w3(X); w1(X); r2(X) (c) r3 (X); r2 (X); w3(X); r1(X); w1(X) (d) r3 (X); r2 (X); r1(X); w3(X); w1(X)
Every computer contains a(n) ____ to send and receive data from other computers over a network.
A. network interface card (NIC) B. firewall C. TCP Wrapper D. NIS module
A server's capability to recover from network hardware failure by having redundant hardware that can take over immediately for failed hardware
A. failover B. load balancing C. service D. service dependencies
What type of function alerts the C++ compiler that the function will be defined later in the program?
A. value-returning B. uninitialized C. void D. prototype