Multi-alphabet ciphers are more secure than single–substitution ciphers
Indicate whether the statement is true or false.
ANS: True
You might also like to view...
Which pseudo-element can be used to create a drop cap?
A. first-line B. before C. first-letter D. after
Consider the following relational schemas and functional dependencies. Assume that the relations have been produced from a relation ABCDEFGHI and that all known dependencies for this relation are listed. State the strongest normal form for each one and, if appropriate, decompose to BCNF.
(a) R(A, B, C, D, E); A ? B, C ? D (b) S(A, B, F); AC ? E, B ? F (c) T(A, D); D ? G, G ? H (d) U(C, D, H, G); A ? I, I ? A (e) V(A,C, E, I)
A network's physical topology refers to the arrangement of the cabling and how the devices connect to each other.
Answer the following statement true (T) or false (F)
____________ controls can be used to display a list of items from which the user can make single or multiple selections. A scroll bar is automatically added to the control if the total number of items exceeds the number that can be displayed.
Fill in the blank(s) with the appropriate word(s).