Exams & Certification

You are preparing to mix a dental cement for the permanent cementation of a bridge. You note that after you have incorporated half the powder into the liquid, the cement is starting to thicken. Should you (a) stop mixing and use the material at this point, (b) keep incorporating all of the powder, or (c) […]

Write a pseudocode that: Prompts the user to enter the amount of data (in gigabytes) they have used in a month.Calculates the remaining data from a 50GB monthly allowance.Displays the remaining data to the user. The correct answer and explanation is : To calculate the remaining data from a 50GB monthly allowance after the user

Air enters an adiabatic compressor at 290k at 1 atm and exists at 610k and 10atm at a range of 10kg/s. Using constant specific heat values at the average temperature of points 1 and 2, calculate: Isentropic and actual works in KW and the 1st law isentropic efficiencyThe reversible work, 2nd law efficiency and the

Listed below are audit situations that may affect the audit of receivables and revenue.a. The audit of a construction company that enters into long-term construction contracts.b. Kidz Toy Manufacturing Co. introduced a number of new products in the last quarter of the year. The company has a liberal return policy allowing retail customers to return

Which of the following is needed for a rigid body to be in equilibrium?(A) It must be stable. (B) The net torque on it must be zero. (C)The net force acting on it must be zero. (D)The net force and the net torque acting on it must be zero. The correct answer and explanation is

Which of the following has a greater moment of inertia?(A) long, fat leg (C) short, fat leg (B) long, thin leg (D) short, thin leg The correct answer and explanation is : The correct answer is (A) long, fat leg. Explanation: The moment of inertia is a measure of an object’s resistance to changes in

Which of the following is the rotational analog of force?(A) Angular momentum (C) moment of inertia (B) Angular velocity (D) torque The correct answer and explanation is : The correct answer is (D) Torque. Explanation: In classical mechanics, torque is the rotational analog of force. Just as force causes a linear acceleration of an object

A telephone company charges to cents per minutefor all calls outside the customers area code that last over 20 minutes .All other calls are 13 percents minute.Fields for each call include customer area code (three digits),customer phone number (seven digits),called area code (three digits),called number(seven digits)and called time in minutes(four digits).Display the customer area code,customer

Write a pseudocode that: Prompts the user to enter the amount of data (in gigabytes) they have used in a month.Calculates the remaining data from a 50GB monthly allowance.Displays the remaining data to the user. The correct answer and explanation is : Here’s the pseudocode to prompt the user for the amount of data used

What is an example of an interpreter in computer science? The correct answer and explanation is : An interpreter in computer science is a type of language processor that directly executes instructions written in a programming or scripting language without requiring them to be compiled into machine code first. This means that the interpreter reads