The distance from the top of the picture box to the top of the circle drawn by the statement gr.DrawEllipse(Brushes.Red, 10, 20, 40, 40) is

(A) 10 pixels.
(B) 20 pixels.
(C) 40 pixels.
(D) 80 pixels.


(B) 20 pixels.

Computer Science & Information Technology

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Give an example of a schedule that is strict and serializable but not in commit order and that could have been produced by either a timestamp-ordered concurrency control or a two-phase locking concurrency control.

What will be an ideal response?

Computer Science & Information Technology

Use ___________ testing on a whole program with the hardware and software it is expected to be used with.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology

An administrator thinks the UNIX systems may be compromised, but a review of system log files provides no useful information. After discussing the situation with the security team, the administrator suspects that the attacker may be altering the log files and removing evidence of intrusion activity.Which of the following actions will help detect attacker attempts to further alter log files?

A. Enable verbose system logging B. Change the permissions on the user's home directory C. Implement remote syslog D. Set the bash_history log file to "read only"

Computer Science & Information Technology

Baseband signaling typically uses multiple digital signals to transmit data over the bus.?

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

Computer Science & Information Technology