Moving from left to right, the first calculation in the order of operations is negation (-).
Answer the following statement true (T) or false (F)
True
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Which of the following statements is true?
a. When you drive a car, pressing its gas pedal sends a message to the car to perform a task—that is, to go faster. b. You send messages to an object; each message is implemented as a method call that tells a method of the object to perform its task. c. A program might call a bank-account object’s deposit method to increase the account’s balance. d. All of the above statements are true.
Write a statement that uses list initialization to initialize an object of class Account which provides a constructor that receives an unsigned int, two strings and a dou- ble to initialize the accountNumber, firstName, lastName and balance data members of a new object of the class.
What will be an ideal response?
Which of the following statements is false?
a. With a BufferedOutputStream each output operation is directed to a buffer large enough to hold the data of many output operations. Transfer to the output device is performed in one large physical output operation when the buffer fills. b. With a BufferedOutputStream, a partially filled buffer can be forced out to the device at any time by invoking the stream object’s force method. c. With a BufferedInputStream, many “logical” chunks of data from a file are read as one large physical input operation into a memory buffer. d. With a BufferedInputStream, as a program requests data, it’s taken from the buffer. When the buffer is empty, the next actual physical input operation is performed.
Business owners expect that at some future point, the business will become ________
A) adverse B) negative C) profitable D) useful