system(“pause”); - Why is it wrong?

Question

Here\'s a question that I don\'t quite understand:

The command, system(\"pause\"); is taught to new programmers as a way to pause a program and wait for

Answer 1

• slow: it has to jump through lots of unnecessary Windows code and a separate program for a simple operation
• not portable: dependent on the pause program
• not good style: making a System call should only be done when really necessary
• more typing: System("pause") is longer than getchar()

a simple getchar() should do just fine.