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Suppose user A, who has all authorizations on a relation r, grants select on relation r to public with grant option. Suppose user B then grants select on r to A. Does this cause a cycle in the authorization graph? Explain why.
Computer Engineering, Engineering
Question : Suppose we decide to add a new operation to our Stack ADT called sizeIs, which returns avalue of primitive type int equal to the number of items on stack. The method signature for sizeIs is public int sizeIs() ...
In C language: Read a integer number which has 2 digits after the decimal point. The number also has at least 6 digits the decimal point. Extract all digits at even positions from before the decimal point. Print them in ...
1) i. Which of the following characterizes a market order? a) A market order, which is considered a small order, is when 100 shares of a stock are ordered b) A market order is when the investor specifies the maximum pric ...
What is a Survey and pros and cons of using this method to collect data are? Have you done a survey? How successful were your results?
Command to mail only the process ID of running Java program test to the email address (single line Unix)
Need guidance on a C++ program that: 1. Asks the user to input a number of cents 2. Calculates and displays the number of quarters, dimes, nickels, and pennies that should be used to reach the value. EX: 67 cents would b ...
Question : When a syscall is called which register must have the syscall number? Which syscall is a must for every program? Why?
"Client/Server Model" Please respond to the following: Imagine that you are a lead developer for social media company and that one of your responsibilities is to help mentor junior developers. The junior developer that y ...
How to design a Java program that reads a sentence, say s, consisting of lower-case words with .nextLine() method, identifies the words using .indexOf() and .substring() methods and saves them in String variables. Then t ...
If a wooden car has 30 independent components that all must function for the wooden car to operate successfully during a race, and the probability of successful operation for any single component is 0.999, what is the pr ...
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p
Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int
Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As