What command line utility can be used to repair the BCD on a Windows installation?

A. chkdsk
B. diskpart
C. dfrgui
D. bootrec


Answer: D

Computer Science & Information Technology

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The first parameter of product is passed by reference

assume that class Matrix refers to the correctly completed class of #1 and that product is a friend of class Matrix. Here is product's prototype: Function product will store in its first parameter the matrix product of its second and third parameters. ``` void product( Matrix&, const Matrix&, const Matrix& ); ``` a. because product intends to change its value. b. for efficiency, not because any change is intended. c. because objects cannot be passed by value. d. because the first parameter is strictly an input parameter.

Computer Science & Information Technology

A layer 2 switch does which of the following? (Select all that apply.)

a. Provides a direct connection for networking devices in a LAN b. Uses MAC addressing from the data link layer c. Uses MAC addressing from the network layer d. Uses IP addressing from the network layer

Computer Science & Information Technology

A JFrame supports three operations when the user closes the window. Which of the choices below is not one of the three:

a. DISPOSE_ON_CLOSE. b. DO_NOTHING_ON_CLOSE. c. LOWER_ON_CLOSE. d. HIDE_ON_CLOSE.

Computer Science & Information Technology

Personal-business letters are generally keyed in block format.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology