System Analysis and Design
Which of the following activities, does not belong to the Implementation phase of the SDLC?

User training
File conversion
None of these
All of these
Program testing

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System Analysis and Design
Reverse video is a technique of

hiding confidential data on the screen
showing data upside down on the screen
None of these
emphasizing data by reversing the foreground and background
showing data with half brightness

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System Analysis and Design
In a Decision tree

the root is drawn on the left and is the starting point on the decision sequence
the nodes represent the conditions, with the right wise of tree listing the actions to be taken
all of the listed here
the branch, to be followed, depends on the conditions and decisions, to be made

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