10101000. 01010100 a Software vs Hardware Software reliability doesnt decrease with 010210100 10:101000 time 00:101 101010- Hardware faults are mostly physical faults 01010.000 L01010n Software faults are mostly design faults iotoo which are harder to measure model detect 010101000 1010100° and correct 0201020002 10101000 010101000 10:101000 03010100 SZ CALGARY SENG521 (Fall 2002) far@enel. calgary. ca 16SENG521 (Fall 2002) far@enel.ucalgary.ca 16 Software vs. Hardware ◼ Software reliability doesn’t decrease with time. ◼ Hardware faults are mostly physical faults. ◼ Software faults are mostly design faults which are harder to measure, model, detect and correct