Which of the following statements is false?

a. A runnable thread transitions to the blocked state when it attempts to perform a task that cannot be completed immediately and it must temporarily wait until that task completes.
b. When a thread issues an input/output request, the operating system blocks the thread from executing until that I/O request completes—at that point, the blocked thread transitions to the runnable state, so it can resume execution.
c. A blocked thread cannot use a processor, even if one is available.
d. Each of the above statements is true.


D

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

Google ________ tried to make email more social, cobbling together email conversations and other communications

Fill in the blank(s) with correct word

Computer Science & Information Technology

Credentials that are checked against the database require that the user attempting to access the system has a local ____ account therein.

A. system B. database C. network D. operating system

Computer Science & Information Technology

How do you print a test page in the Windows environment?

A) From Device Manager use the Test menu item. Select Print Printer Test Page. B) From Task Manager, select the Test tab and select the Printer Test option. C) Right-click the printer icon, select Properties, and click Print Test Page. D) From Windows/File Explorer, right-click the printer and select Print Test Page.

Computer Science & Information Technology