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

Computer Science & Information Technology

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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.

Computer Science & Information Technology

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?

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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.

Computer Science & Information Technology

Business owners expect that at some future point, the business will become ________

A) adverse B) negative C) profitable D) useful

Computer Science & Information Technology