9781285767277_TestBank_Chapter_01_Introduction_to_the_World_of_Computers 9781285767277_TestBank_Chapter_01_Introduction_to_the_World_of_Computers administrator Test Bank: Understanding Computers: Today and Tomorrow, Comprehensive, 15th Edition, Deborah Morley, Charles S. Parker, ISBN-10: 1285767276, ISBN-13: 9781285767277