Assume a, b, c, d and e are float variables, and the first four have values assigned. Which one of the following is the correct way to first add a and b, then divide by the difference between c and d, and assign the result to variable e?

Can you get honor lock to work?

FIGURE 2-9 f4g1q30g1.jpg Refer to Fig. 2-9. If you start from the Bakery, travel to the Art Gallery, and then to the Cafe, in 1.0 hour, what is your average speed?

prob 17 pic.png Determine the acceleration of the object up the incline if the coefficient of kinetic friction between the object and the surface is 0.40 for m = 6.0 kg, F = 83.0 N,  and q = 26.00.

prob 22 pic.png Determine the direction’ measured counter-clockwise from the positive x-direction’ of the acceleration for m = 2.0 kg, F1 = 32.0 N, F2 = 18.0 N, F3 = 22.0 N, θ1 = 37.00, and θ2 = 25.00.

Which of the following conditions must be met for a relation to be in First Normal Form (1NF)?

Consider the following table definition:   CREATE TABLE Employees (    emp_id INT PRIMARY KEY,    email VARCHAR(255) UNIQUE,    name VARCHAR(255));   What is the key difference between the PRIMARY KEY constraint on emp_id and the UNIQUE constraint on email?

A relation is in 3NF if, for every non-trivial functional dependency X→Y, which of the following conditions hold?

Which of the following best describes a row-level trigger?

What is the primary purpose of creating an index on a database table?