The ____ method returns the Boolean value True if the file exists; otherwise, it returns the Boolean value False.

A. IsThere
B. CanFind
C. DoesExist
D. Exists


Answer: D

Computer Science & Information Technology

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Explain what is meant by the constrained write rule, and explain how to test whether a schedule is serializable under the constrained write rule. Using the above method, determine whether the following schedule is serializable:

S = [R 1 (Z), R 2 (Y), W 2 (Y), R 3 (Y), R 1 (X), W 1 (X), W 1 (Z), W 3 (Y), R 2 (X), R 1 (Y), W 1 (Y), W 2 (X), R 3 (W), W 3 (W)] where R i (Z)/W i (Z) indicates a read/write by transaction i on data item Z.

Computer Science & Information Technology

In Microsoft Office applications, the ________ displays the program icon, the name of the file, and the name of the program

A) title bar B) status bar C) Ribbon D) taskbar

Computer Science & Information Technology

A(n) ________ symbol is used to search for unspecified characters

Fill in the blank(s) with correct word

Computer Science & Information Technology

Which of the following pointer notations accesses the second element in the third row of a two dimensional array?

A. *(*(ary + 3) + 2) B. *(*(ary + 2) + 1) C. *(*(ary + 2) + 3) D. *(*(ary + 1) + 2) E. **ary[2][3]

Computer Science & Information Technology