A supertype/subtype hierarchy has which of the following features?
Options: Subtypes at the lower lever in the hierarchy inherit attributes only from their immediate supertype., Attributes are assigned at the highest logical level., Subtypes at the higher lever in the hierarchy inherit attributes only from their immediate subtype., Attributes are assigned at the lowest logical level.
Options: Use a protocol to ensure that the system will never enter a deadlock state.
B. Allow the system to enter the deadlock state and then recover.
C. Pretend that deadlocks never occur in the system.
D. All of the Above
. What does the expression [detail] ! [product] * 1.30 do?
Options: a. multiplies the contents of detail and product fields by 1.3
b. First divides detail by product and then multiplies by 1.3
c. multiplies the contents of detail in the product table by 1.3
d. multiplies the contents of product in the detail table by 1.3
9.In Excel you can select a single range of cells by
Options: (A)Clicking the upper-left cell in a group of cells and then pressing the Shift key while clicking the lower right cell in a group of cells (B) Pressing the Ctrl key while dragging over the desired cells (C) Pressing the Shift key and an arrow key (D) Dragging over the desired cells 9
47. If you want to convert a symbol or several lines of text into an AutoCorrect entry, you should:
Options: a. Insert the symbol or type the text in a Word document first. Then, select the text or symbol and go to the AutoCorrect dialog box.
b. Click the Tools menu and choose AutoCorrect Options. Then, click the Insert menu and choose Symbol (or click the Format menu and choose Paragraph) to add the symbol or paragraph to AutoCorrect.
c. AutoCorrect can only accommodate one line of text. It is not possible to convert a symbol or multiple lines of text into an AutoCorrect entry.
d. Insert the symbol or type the text in a Word document first. Then, select the text or symbol and click the Edit menu followed by Paste Special. Select New AutoCorrect Entry and then click OK.
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?
Options: The command requires additional options or parameters., There is more than one show command that starts with the letters ru., There is no show command that starts with ru., The command is being executed from the wrong router mode.
Options: (A)It does not need the control of the human operator during their execution. (B) An arrow in a multi-dimensional space. It is a quantity usually characterized by an ordered set of scalars. (C) The validation of a theory on the basis of a finite number of examples (D) None of these 9