What primary function did the sequence of punched cards serve in the Jacquard loom?
Answer
Controlling which specific warp threads were lifted
The crucial function of the cards was to control which specific warp threads were lifted out of the way for the shuttle to pass through, thereby determining the formation of the pattern.

Related Questions
What primary function did the sequence of punched cards serve in the Jacquard loom?How did Jacquard's system fundamentally differ from predecessors in managing complex thread patterns?Around what time did the Jacquard loom see its final, perfected form developed?What was the major gain in production flexibility offered by the card system for high-end fabrics?The Jacquard loom established an early separation between which two conceptual elements?In what year was Joseph Marie Jacquard born?Which historical figure recognized the power of Jacquard’s method for his later designs, such as the Analytical Engine?How is the information encoded on the punched cards described conceptually in relation to modern computing?Before perfecting the loom, what mechanical improvement had Jacquard developed as early as 1790?What specific industry was Jacquard primarily focused on when developing his card system?What are the two primary components of the enduring legacy left by the Jacquard card?