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variable, which of the following statements are valid assignments? If a statement is not valid, explain why not. productCost = 100 productPrice = productCost productPrice = productName productPrice = "24.95" 15.67 = productCost productCost = $1,345.52 productCost = productPrice - 10 productName = "mouse pad" productCost + 20 = productPrice productName = 3-inch nails productName = 43 productName = "44" "99" = productName productName = brush

variable, which of the following statements are valid assignments? If a statement is not valid, explain why not. productCost = 100 productPrice = productCost productPrice = productName productPrice = "24.95" 15.67 = productCost productCost = $1,345.52 productCost = productPrice - 10 productName = "mouse pad" productCost + 20 = productPrice productName = 3-inch nails productName = 43 productName = "44" "99" = productName productName = brush

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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  1. If productCost and productPrice are numeric variables, and productName is a string variable, which of the following statements are valid assignments? If a statement is not valid, explain why not.

    1. productCost = 100

    2. productPrice = productCost

    3. productPrice = productName

    4. productPrice = "24.95"

    5. 15.67 = productCost

    6. productCost = $1,345.52

    7. productCost = productPrice - 10

    8. productName = "mouse pad"

    9. productCost + 20 = productPrice

    10. productName = 3-inch nails

    11. productName = 43

    12. productName = "44"

    13. "99" = productName

    14. productName = brush

    15. battery = productName

    16. productPrice = productPrice

    17. productName = productCost

  2.  
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