In a ____ cipher, a group or block of plaintext letters gets encoded into a block of ciphertext, but not by substituting one character at a time for each letter.

block
recognition
Caesar
substitution


block

Computer Science & Information Technology

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Three-dimensional charts are always more effective than two-dimensional charts.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

When you click the name of an effect in the Effects dialog box, the settings associated with that effect, which cannot be edited, appear to the right of the selected effect.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Prove that K i=1 x?Ci (x ? mi)(m ? mi) = 0. This fact was used in the proof that TSS = SSE + SSB on page 557.


Computer Science & Information Technology

A right tab stop sets the starting position on the right, so typed text moves to the left of that tab setting and aligns on the right

Indicate whether the statement is true or false

Computer Science & Information Technology