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Question: Consider an SQL statement: SELECT id, forename, surname FROM authors WHERE forename = ‘john' AND surname = ‘smith'
a. What is this statement intended to do?
b. Assume that the forename and surname fields are being gathered from user supplied input, and suppose the user responds with: Forename: john Surname: smith What will be the effect?
c. Now suppose the user responds with: Forename: jo'; drop table authors-- Surname: smith What will be the effect?
create a program, using C++ that prints to screen the results of dividing 23 by 5, where 23 and 5 are ints. Provide the results of what was printed to screen via comments in the program ; need in hardcopy.
questioncreate your own repeat-until repetition arrangement. you decide theme. you have to provide both pseudocode and
describe some of the ways in which google glass might be useful in your daily personal and work life.would google
When user clicks a button to perform the calculation, the button's event procedure should first determine that a selection for the calculation type was made. Next, event procedure should ensure that non-zero, positive values have been entered only..
assume a direct access file consists of sectors with 1024 byte capacity. Suppose also that records are 32 bytes long. On which logical sector do the following logical records lie? What is the relative record number in the sector?
Describe how the mechanism is designed in order to maintain planar motion.
Create a 2nd loop the sum s until the sequential term is less than accuracy. Prompt for the accuracy value. Test for accuracy 0.01, 0.001 and 0.0001. Provide a flowchart.
Develop a 1,050-word summary describing the role of hardware components and operating system software on a computer.
Why will recursion be considered a valuable technique.
define how you feel unit testing should be conducted for a program with lots of conditional expressions.
Define the technology that you are researching, for example what is Nanotechnology? Provide positive feedback and additional comments.
Find and sketch the Hilbert transform of the function shown in Fig.
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