A PAC relay ladder program uses an electrician's ladder schematic as a model. Briefly describe how the PAC relay ladder differs from a hardwired relay circuit.
What will be an ideal response?
A PAC relay ladder program uses an electrician's ladder schematic as a model. Even though a PAC ladder program employs familiar terms like rungs, normally open, and normally closed contacts, relay ladder logic has no electrical continuity between an input and the controlled output.
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What does the following program segment do?
``` for (i = 1; i <= 5; i++) { for (j = 1; j <= 3; j++) { for (k = 1; k <= 4; k++) { System.out.print('*'); } System.out.println(); } System.out.println(); } ```
What is the match_type argument value for an exact match in a MATCH function?
Fill in the blank(s) with the appropriate word(s).
Software keyloggers are programs that silently capture all keystrokes, including passwords and sensitive information.
Indicate whether the statement is true or false.
The odds in favor of Tim winning the tennis match are 1 : 5. Find the probability that Tim will not win the match.
What will be an ideal response?