● Which of the following elements can be called the key element of a computer? （71）
（71）A．printer B．CPU C．mouseD．keyboard
● The（72）has several major components, including the system kernel, a memory management system, the file system manager, device drivers, and the system libraries.
（72）A. application B. information system C. operating systemD. iterative
● Which of the following is not part of the quality assurance process? （73）
（73）A．Operational definitions
B．Quality policy
C．Quality audits
D．Quality improvement
● Which of the following is not part of a modern quality management concept? （74）
（74）A．Performance standard is zero defects
B．Quality must be inspected in
C．85% of failures occur because of the process, not the worker
D．Quality is a 4 cycle process – plan/do/check/act
● Each box is an activity; the number it contains is the duration of the activity in days. The duration of the critical path is （75） .
（75）A．16 days B．14 daysC．19 daysD．20 days
