单项选择题
A．location B．algorithm C．interface D．statements
One solution to major security problem is（），which are f...
单项选择题One solution to major security problem is（），which are frequently installed to fix known security holes.
A．patches B．compensations C．complements D．additions
（）is a clickable string or graphic that points to anoth...
单项选择题（）is a clickable string or graphic that points to another Web page or document.
A．Link B．Anchor C．Browser D．Hyperlink
In（）programming， the user determines the sequence of in...
单项选择题In（）programming， the user determines the sequence of instructions to be executed ，not the programmer.
A．top-down B．structure C．data-driven D．event-driven
