● Every valid character in a computer that uses even（66） must always have an even number of 1 bits. ● The maximum number of data that can be expressed by 8 bits is（67） . ● Integration （68） is the process of verifying that the components of a system work together as described in the program design and system design specifications. ● GIF files are limited to a maximum of 8 bits/pixel, it simply means that no more than 256 colors are allowed in （69） . ● Computer （70） is a complex consisting of two or more connected computing units, it is used for the purpose of data communication and resource sharing. （66） A. parity B. check C. test D. compare （67） A. 64 B. 128 C. 255 D. 256 （68） A. trying B. testing C. checking D. coding （69） A. an image B. a file C. a window D. a page （70） A. storage B. device C. processor D. network