What is proof-of-stake? Multiple Choice A requirement to define an expensive computer calculation, also called mining, that needs to be performed in order to create a new group of trustless transactions (blocks) on the distributed ledger or blockchain. A way to validate transactions and achieve a distributed consensus. A type of digital currency in which a record of transactions is maintained and new units of currency are generated by the computational solution of mathematical problems and which operates independently of a central bank. All of these choices are correct.

Make or buy eastside company incurs a total cost of $120,000 in producing 10,000 units of a component needed in the assembly of its major product. the component can be purchased from an outside supplier for $11 per unit. a related cost study indicates that the total cost of the component includes fixed costs equal to 50% of the variable costs involved. a. should eastside buy the component if it cannot otherwise use the released capacity? present your answer in the form of differential analysis. use negative sign represent a net disadvantage answer; otherwise do not use negative signs with your answers. cost from outside supplier $answer variable costs avoided by purchasing answer net advantage (disadvantage) to purchase alternative $answer b. what would be your answer to requirement (a) if the released capacity could be used in a project that would generate $50,000 of contribution margin? use negative sign represent a net disadvantage answer; otherwise do not use negative signs with your answers.