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Programmable Logic Controllers. Test #1. 1. PC ’ s were originally designed as replacements for:. 2. Binary Logic:. 3. To produce a logic 1 from a NOR operation, the inputs must be:. 4. Most PC ’ s have the same basic set of components. Which of the following is correct?.
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Programmable Logic Controllers • Test #1
1. PC’s were originally designed as replacements for: 2. Binary Logic: 3. To produce a logic 1 from a NOR operation, the inputs must be: 4. Most PC’s have the same basic set of components. Which of the following is correct? 5. The control plan stored in a PC is called:
Convert binary number 11011011 to a decimal number. 7.Binary numbers use a place-weighting system. The place weights for binary: 219 8. The processor unit: 9. The input interface: 10. Data concerning external contact closure in a PC system is brought in by the input interface and stored in memory. The storage device is called:
11. The decimal number 15 would be written in binary as: 12. To produce a logic 0 from a NAND operation, the inputs must be: 5325 13. Convert hexadecimal number 14CD into a decimal number 14. Convert decimal number 232 into an octal number 350 15. To produce a logic 0 from an OR operation, the inputs must be. 16. Normally, when a process contact connected to the input closes:
17. When the program scan occurs: 18. Convert Binary Coded Decimal (BCD) number 0101 0011 1001 into a decimal number 539 19. The programming tool: 20. The binary number 111 has the decimal equivalent: 21. A ladder logic program cannot be designed to:
22. The output interface: 23. The --| |-- symbol in a ladder diagram: 24. To produce a logic 1 from an AND operation, the inputs must be: 25. The two fundamental types of memory used in PC’s are: 26. Convert decimal number 359 into a binary number 101100111