$**$ PLEASE SOLVE CORRECTLY DONT USE AI $**3$

SUB : operations management :

Q$1.$ Which of the following is a primary objective of operations management?

A$)$ Increasing advertising expenditure

B$)$ Enhancing the efficiency and effectiveness of business processes

C$)$ Developing new marketing strategies

D$)$ Maximizing financial leverage

Q$2.**$A machine can produce $100$ units per hour. If the setup time is $30$ minutes and the demand is $500$ units, how long will it take to complete the production run including setup time?$**$

$-$ A$)4$ hours

$-$ B$)5$ hours

$-$ C$)5\mathrm{.}5$ hours

$-$ D$)6$ hours

Q$3.**$A company's production line has a capacity of $1,000$ units per day. If the line operates $20$ days in a month, what is the monthly production capacity?$**$

$-$ A$)10,000$ units

$-$ B$)15,000$ units

$-$ C$)20,000$ units

$-$ D$)25,000$ units

Q$4.**$The annual demand for a product is $10,000$ units. The cost to place an order is $$50,$ and the holding cost per unit per year is $$2.$ What is the total annual cost if the EOQ is used?$**$

$-$ A$)$ $$200$

$-$ B$)$ $$500$

$-$ C$)$ $$1,000$

$-$ D$)$ $$2,000$

Q$5.**$A project has three activities with the following durations: Activity A: $5$ days, Activity B: $7$ days, Activity C: $3$ days. If Activities A and B are sequential and Activity C is parallel to B$,$ what is the critical path duration?$**$

$-$ A$)8$ days

$-$ B$)10$ days

$-$ C$)12$ days

$-$ D$)15$ days

Q$6.**$A manufacturing process has a cycle time of $2$ minutes per unit. If the process operates $8$ hours per day, how many units can be produced in a day?$**$

$-$ A$)120$ units

$-$ B$)240$ units

$-$ C$)360$ units

$-$ D$)480$ units

Q$7.**$A company needs to determine the reorder point for an item. The lead time is $5$ days, the daily usage is $20$ units, and the safety stock is $50$ units. What is the reorder point?$**$

$-$ A$)50$ units

$-$ B$)100$ units

$-$ C$)150$ units

$-$ D$)250$ units

Q$8.**$If the demand forecast for next month is $1,000$ units and the company maintains a $10\%$ safety stock, what should be the total inventory level?$**$

$-$ A$)1,100$ units

$-$ B$)1,200$ units

$-$ C$)1,300$ units

$-$ D$)1,500$ units

Q$9.**$A worker can complete a task in $30$ minutes. If the standard time for the task is $25$ minutes, what is the worker's efficiency?$**$

$-$ A$)75\%$

$-$ B$)83\mathrm{.}33\%$

$-$ C$)90\%$

$-$ D$)120\%$

Q$10.**$A company's production facility operates $250$ days a year. If the daily demand for a product is $40$ units, what is the annual demand?$**$

$-$ A$)10,000$ units

$-$ B$)15,000$ units

$-$ C$)20,000$ units

$-$ D$)25,000$ units

$11.**$If the setup cost for a production run is $$200$ and the run produces $400$ units, what is the setup cost per unit?$**$

$-$ A$)$ $$0\mathrm{.}25$

$-$ B$)$ $$0\mathrm{.}50$

$-$ C$)$ $$1\mathrm{.}00$

$-$ D$)$ $$2\mathrm{.}00$

$12.**$The lead time for an item is $4$ weeks, and the weekly demand is $100$ units. If the safety stock is $200$ units, what is the reorder point?$**$

$-$ A$)200$ units

$-$ B$)300$ units

$-$ C$)400$ units

$-$ D$)600$ units

$13.**$A project has the following activities: Activity A $(3$ days$),$ Activity B $(2$ days$),$ Activity C $(5$ days$),$ and Activity D $(4$ days$).$ If A and B must be completed before C$,$ and D is parallel to C$,$ what is the total project duration?$**$

$-$ A$)7$ days

$-$ B$)9$ days

$-$ C$)10$ days

$-$ D$)12$ days

$14.**$A production line has a defect rate of $2\%.$ If $500$ units are produced, how many units are expected to be defective?$**$

$-$ A$)5$ units

$-$ B$)10$ units

$-$ C$)15$ units

$-$ D$)20$ units

$15.**$The takt time for a process is $3$ minutes per unit. If the process needs to meet a demand of $200$ units per day, what should be the operating time per day?$**$

$-$ A$)600$ minutes

$-$ B$)800$ minutes

$-$ C$)1,000$ minutes

$-$ D$)1,200$ minutes

$16.**$If the average inventory level is $300$ units and the annual holding cost per unit is $$5,$ what is the total annual holding cost?$**$

$-$ A$)$ $$1,000$

$-$ B$)$ $$1,500$

$-$ C$)$ $$2,000$

$-$ D$)$ $$3,000$

$17.**$A project has three activities with the following durations: Activity X: $6$ days, Activity Y: $8$ days, Activity Z: $4$ days. If Activities X and Y are sequential and Z is parallel to Y$,$ what is the critical path duration?$**$

$-$ A$)8$ days

$-$ B$)10$ days

$-$ C$)12$ days

$-$ D$)14$ days

$18.**$A machine operates with an efficiency of $85\%.$ If the ideal cycle time is $5$ minutes per unit, what is the actual cycle time?$**$

$-$ A$)4\mathrm{.}25$ minutes

$-$ B$)5\mathrm{.}25$ minutes

$-$ C$)5\mathrm{.}75$ minutes

$-$ D$)6$ minutes

$19.**$A company produces $2,000$ units per month. If the defect rate is $3\%,$ how many defective units are produced each month?$**$

$-$ A$)30$ units

$-$ B$)40$ units

$-$ C$)50$ units

$-$ D$)60$ units

$20.**$If the average lead time for a supplier is $10$ days and the demand during this period is $500$ units, what is the reorder point assuming no safety stock?$**$

$-$ A$)400$ units

$-$ B$)500$ units

$-$ C$)600$ units

$-$ D$)700$ units