What can a programmer do to prevent side effects from cloning mutable objects?
A. create a deep copy using a for loop
B. create a shallow copy using a type conversion
C. create a deep copy using a type conversion
D. use the assignment operator in stead of a type conversion
Answer: A
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A form contains a horizontal scroll bar control named hsbXpos, and the statement lblFace.Top = hsbXpos.Value is placed inside the hsbXpos.Scroll event procedure (where lblFace identifies a label on the form, and the hsbXpos’s Minimum and Maximum properties are set at their default values). What will happen when the hsbXpos.Scroll event is triggered by moving the scroll bar’s scroll box to the right?
(A) lblFace will move to the left (B) lblFace will move up (C) lblFace will move down (D) lblFace will move to the right
You cannot customize the tab order in a form
Indicate whether the statement is true or false
Which of the following is used to filter incoming and outgoing traffic?
a. IDS b. IPS c. Firewall d. DMZ
Explain how a mantrap works.
What will be an ideal response?