Program documentation _____.
A. describes the inputs, outputs, and processing logic for all program modules
B. consists of instructions and information for users who will interact with the system and includes user manuals, help screens, programs, and online tutorials
C. includes data dictionary entries, data flow diagrams, screen layouts, and the systems request that initiated the program
D. creates links within the program that will take a user to the appropriate documentation
Answer: A
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Consider the relation REFRIG(MODEL#, YEAR, PRICE, MANUF_PLANT, COLOR), which is abbreviated as REFRIG(M, Y, P, MP, C), and the following set of F of functional dependencies: F={M -> MP, {M,Y} -> P, MP -> C} (a) Evaluate each of the following as a candidate key for REFRIG, giving reasons why it can or cannot be a key: {M}, {M,Y}, {M.C} (b) Based on the above key determination, state whether the relation REFRIG is in 3NF and in BCNF, giving proper reasons. (c) Consider the decomposition of REFRIG into D={R1(M,Y,P), R2(M,MP,C)}. Is this decomposition lossless? Show why. (You may consult the test under Property LJ1 in Section 15.2.4)
What is Mediagroup?
What will be an ideal response?
The print function outputs a newline by default before its arguments are printed.
Answer the following statement true (T) or false (F)
A technician is installing an operating system on a server using source files on a USB storage device. The technician is unable to boot to the USB device using different USB ports on the server. Which of the following should the technician do to ensure that the operating system can be installed from the USB storage?
A. Copy the source files to a CD B. Install the latest USB device drivers C. Reconfigure the boot order D. Update the BIOS firmware