One common use of grouping is to use ________ relationships in your database

Which of the following features may be visible from the front of a desktop computer? (Choose all that apply.)

a. Card reader b. DVI-D port c. USB ports d. Optical drive e. Port cluster f. Audio ports

Assume that i = 1, j = 2, k = 3 and m = 2. What does each of the following statements print?

``` a) cout << (i == 1) << endl; b) cout << (j == 3) << endl; c) cout << (i >= 1 && j < 4) << endl; d) cout << (m <= 99 && k < m) << endl; e) cout << (j >= i || k == m) << endl; f) cout << (k + m < j || 3 - j >= k) << endl; g) cout << (!m ) << endl; h) cout << (!(j - m)) << endl; i) cout << (!(k > m)) << endl; ```