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assertions

Language/Type: Java assertions
Author: Whitaker Brand (on 2010/12/28)

For each of the five points labeled by comments, identify each of the assertions in the table below as either being always true, never true, or sometimes true / sometimes false. 

public static int mystery(int x) {
    int y = 1;
    int z = 0;

    // Point A
    while (y <= x) {
        // Point B
        y = y * 10;
        z++;
        
        // Point C
    }
    
    // Point D
    z--;
    
    // Point E
    return z;
}

Fill in each box of the the table below with ALWAYS, NEVER or SOMETIMES.

y > x z < 0 z > 0
Point A
Point B
Point C
Point D
Point E

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