IE 2 B Flashcards
1
Q
A kind of attention on which a person monitors several sources of information to determine the occurrence of a particular event.
a. Selective Attention
b. Focused Attention
c. Divided Attention
d. None of the above
A
c. Divided Attention
2
Q
Concerned with the capabilities of the human brain and sensory system while performing information processing activities.
a Physical Ergonomics
b. Occupational Ergonomics
c. Cognitive Ergonomics
d. Social Ergonomics
A
c. Cognitive Ergonomics
3
Q
Consists of five senses (vision, hearing, touch, smell, taste) that are activated by stimuli.
a. Nervous System
b Sensory System
c. Respiratory System
d. Cognitive Ergonomics
A
b Sensory System
4
Q
The stage of cognition that follows the sensing of external stimuli.
a. Cognition
b. Memory
c. Sensory
d. Perception
A
d. Perception
5
Q
These are sensory receptors that are excited by stimuli arising from within the body. These receptors are in muscles, tendons, and joints in the body.
a. Exteroceptors
b. Proprioceptors
c. Receptors
d. Human Sensory System
A
b. Proprioceptors
6
Q
The brightness of light, called luminous intensity, is determined by
a. Electromagnetic radiation
b. Visual acuity
c. Visual angle
d. Amplitude of the radiation
A
c. Visual angle
7
Q
This is the capability to perceive depth in one’s field of view.
a. Stereoscopic Acuity
b. Snellen Acuity
C. Visual Acuity
d. Minimum Separable Acuity
A
a. Stereoscopic Acuity
8
Q
It is a condition of being partially colorblind and being sensitive to only two colors.
a Color Blindness
b. Monochromatism
c. Dichromatism
d. Duochromatism
A
c. Dichromatism
9
Q
Humans perceive sound intensity as ____ and frequency is interpreted as ____
a. Pitch; Loudness
b. Loudness; Pitch
C. Volume; Pitch
d. Loudness; Pitch
A
b. Loudness; Pitch
d. Loudness; Pitch
10
Q
For humans with normal hearing, what is the approximate range of sound frequency
perception?
a. At least 20 Hz
b. 200 Hz to 20,000 Hz
c. At least 200 Hz
d 20 Hz to 20,000 Hz
A
d 20 Hz to 20,000 Hz
11
Q
This is normal hearing loss caused by aging.
a. Presbycusis
b. Sociocusis
c. Cutaneous
d. None of the above
A
a. Presbycusis
12
Q
Which among the following is not a basis for Top-down processing?
a. Human Knowledge
b. Experience
c. Expectations
d. External Stimuli
A
d. External Stimuli
13
Q
Stimulus that stands out among the other channels.
a. Expectancy
b. Value
c. Proximity
d. Salience
A
d. Salience
14
Q
Affects one’s ability to focus on a desired stimulus.
a Proximity
b. Salience
c. Background Noise
d. Expectancy
A
c. Background Noise
15
Q
Which among the following helps improve performance in divided attention situations?
a. Minimize the number of input information channels
b. Reduce the level of difficulty of the tasks
c. Reduce the similarity of tasks in terms of demands on input channels, mental processing, and put requirements
d. at the above
A
c. Reduce the similarity of tasks in terms of demands on input channels, mental processing, and put requirements
16
Q
Involves a situation in which an individual must watch for a signal of interest over a relatively long period of time, and it is important to avoid missing the signal.
a. Sustained Attention
b. Divided Attention
c. Focused Attention
d. Working Attention
A
a. Sustained Attention
17
Q
Person must focus on only one channel for a sustained period of time and exclude all of the other stimuli.
a. Sustained Attention
b. Divided Attention
c. Focused Attention
d. Working Attention
A
c. Focused Attention
18
Q
Which among the following is considered background noise?
a. Visual Clutter
b. Auditory Noise
C. Both
d. None
A
C. Both
19
Q
This is a temporary storage that holds a limited amount of information.
a. Sensory Memory
b. Working Memory
c. Long-term Memory
d. Vision Memory
A
b. Working Memory
20
Q
Which among the following is not a primary component of short-term memory?
a. Central executing component
b. Visuospatial sketchpad
c. Phonological loop
d. Echoic storage
A
d. Echoic storage
21
Q
An information item is called a/an -an information entity the mid works with as a unit.
a. Acoustic
b. Digit
C. Echo
d. Chunk
A
d. Chunk
22
Q
What is the upper limit on the number of information items that can be processed at one
time in working memory?
a. 7+2
b. 5+2
C. 7±3
d. 5±3
A
a. 7+2
23
Q
Which among the follow statements is true?
a. Episodic memory is a type of short-term memory.
b. An example of semantic memory is general knowledge about the world.
c. Information in long-term memory do not rely on semantic codes.
d. Chunks of information that are similar are easier to process.
A
b. An example of semantic memory is general knowledge about the world.
24
Q
When do we use auditory presentation in reception and perception?
a. Simple Message
b. Complex Message
c) Noisy Environment
d. Person remains in one location
A
c) Noisy Environment
25
What is the amount of information in a set of 8 signal lights if each light has an equal
probability occurrence?
a. 2 bits
b. 3 bits
c. 4 bits
d. 5 bits
b. 3 bits
26
In simplex method, the solution of the problem is said to be unbounded if:
a. There are two leaving variables
b. There are two entering variables
c. There is no leaving variable
d. There is no entering variable
c. There is no leaving variable
27
BASED SA TESTPAPER FOR FIGURE) A company has 4 machines available for assignment to 4
tasks. Any machine can be assigned to any task, and each task requires processing by one
machine. The time required to set up each The company wants to minimize the total setup time needed for the processing of all four tasks, Find the allocation and the total setup time.
a. Machine 1 to Task 1, Machine 2 to Task 2, Machine 3 to Task 3, and Machine 4 to Task 4. The total setup time associated with this solution is 11 hours.
b. Machine 1 to Task 2, Machine 2 to Task 4, Machine 3 to Task 3, and Machine 4 to Task 1. The total setup time associated with this solution is 11 hours.
c. Machine 1 to Task 2, Machine 2 to Task 3, Machine 3 to Task 4, and Machine 4 to Task 1. The total setup time associated with this solution is 11 hours.
d. Machine 1 to Task 2, Machine 2 to Task 4, Machine 3 to Task 1, and Machine 4 to Task 3. The total setup time associated with this solution is 11 hours.
b. Machine 1 to Task 2, Machine 2 to Task 4, Machine 3 to Task 3, and Machine 4 to Task 1. The total setup time associated with this solution is 11 hours.
28
There are 10 jobs represented by (a, b, c, ..., j). If the job is selected, x = 1 else x = 0. What is
the appropriate constraint if job is selected either a or b?
a. xa +x>1
b. x + x = 1
C. Xa +x <1
d. xa + x = 0
b. x + x = 1
29
A company produces two kinds of soft drinks: regular and diet. In terms of production, there
are 480 mins production time available per day and 675 gallons of syrup, one of the major
materials used to manufacture the soft drinks. For every regular soft drink, it needs 2 mins of
production time and 5 gallons of syrup. And for every diet soft drink, it needs 4 mins of production time and 3 gallons of syrup. A bottle of regular soft drinks sells for P50 per piece and P35 for diet. How many bottles of each soft drinks to produce to maximize the overall revenue?
a. (0,120)
b. (90, 75)
c. (135, 0)
d. (100, 65)
b. (90, 75)
30
If a is the optimistic time, b is the pessimistic time, and m is most likely time of an activity,
the expected time of the activity is:
a. (a + m + b)/6
b. a+ 2m+b
c. (a + 4m+b)/6
d. a + 5m+b
c. (a + 4m+b)/6
31
A linear programming problem contains a restriction that reads "the quantity of X must be at least three times as large as the quantity of Y". Which of the following inequalities is the proper formulation of this constraint?
a. 3X Y
b. X≤ 3Y
C. X+Y≥3
d. X-3Y≥0
d. X-3Y≥0
32
The dean of the Western College of Business must plan the school's course offerings for the
fall semester. Student demands make it necessary to offer at least 30 undergraduate and 20 graduate courses in the term. Faculty contracts also dictate that at least 60 courses be offered in total. Each undergraduate course taught costs the college an average of $2,500 in faculty wages, and each graduate course costs $3,000. How many undergraduate and graduate courses should be taught in the fall so that total faculty salaries are kept to a minimum?
a. 40 undergraduate, 10 graduate, $130,000
b. 40 undergraduate, 20 graduate, $160,000
c. 50 undergraduate, 10 graduate, $155,000
d. 50 undergraduate, 20 graduate, $185,000 T= 135,000
b. 40 undergraduate, 20 graduate, $160,000
33
Below is the computer for a product mix problem in which there are two products and three resource constraints. Use the output to help you answer the following questions. Assume that you wish to maximize profit in each case.
Which of the constraints are binding, and which are nonbinding?
a. constraint 1 is binding and others are not
b. constraint 2 is binding and others are not
C. constraint 3 is binding and others are not
d. All constraints are binding.
C. constraint 3 is binding and others are not
34
The maximum load that should be lifted according to the revised NIOSH Lifting Equation is:
a. Total profit would decrease by 5
b. Total profit would decrease by 25
c. Total profit would decrease by 20
d. Total profit would decrease by 12
c. Total profit would decrease by 20
35
In the optimal solution to a linear program, there are 20 units of slack for a constraint. From this we know that:
a the dual price (shadow price) for this constraint is 20.
b. the dual price (shadow price) for this, constraint is 0.
c. this constraint must be redundant.
d. the problem must be a maximization problem.
b. the dual price (shadow price) for this, constraint is 0.
36
For the problem data set below, what is the northwest corner allocation to the cell Source
a. 0
b. 20
c. 15
d. 35
b. 20
37
Consider the transportation problem and its optimal solution in the tables below. What is the value of the objective function?
e. 300
f. 169
g. 2100
h. 3140
h. 3140
38
Consider the transportation problem and its initial solution in the table below. What is the improvement index for the empty cell Source 1 - Destination 3?
a. 0
b. -14
C. -23
d. -70
b. -14
39
An LP is defined as the following. The objective function of the dual is?
Minimize z = 15x, + 12x2
subject to,
x1 + 2x2 = 53
2x1-4x2=5
X1, X2 = 0
a. Max wy1 + y2
b. Max w = y1 +2y2
C. Max w = 2y1-4y2
d. Max w = 3y1+5y2
d. Max w = 3y1+5y2
40
company manufactures products P and Q in quantities x1 and x2, respectively, using two resources. The following LP is formulated to maximize the profit z. The shadow price for
resource 2 is:
a. 0
b. 2/3
C. 1
d. 4/3
d. 4/3
41
The dual of the dual is the:
a. Primal
b. Dual
C. Either Primal or Dual
d. None of these
a. Primal
42
Multiple solutions in LP indicate that:
a. More than one solution is available for different objective function values
b. Two solutions are available satisfying all constraints
C. More than one solution is available for the same objective function value
d. No solution is available satisfying all the constraints
a. More than one solution is available for different objective function values
43
A linear programming problem has two constraints 2X + 4Y ≤ 100 and 1X +8Y ≤ 100. Which of the following statements about its feasible region is true?
a. There are four corner points including (50, 0) and (0, 12.5).
b. The two corner points are (0, 0) and (50, 12.5).
c. The graphical origin (0, 0) is not in the feasible region.
d. The feasible region includes all points that satisfy one constraint, the other, or both.
a. There are four corner points including (50, 0) and (0, 12.5).
44
A linear programming maximization problem has been solved. In the optimal solution, two resources are scarce, If an added amount could be found for only one of these resources, how Would the optimal solution be changed?
a. The shadow price of the added resource will rise.
b. The solution stays the same; the extra resource can't be used without more of the other scarce resource.
c. The extra resource will cause the value of the objective to fall.
d. The optimal mix will be rearranged to use the added resource, and the value of the objective function will rise.
d. The optimal mix will be rearranged to use the added resource, and the value of the objective function will rise.
45
transportation problem has 8 origins and 6 destinations. The optimal solution of this problem will fill no more than ___ cells with quantities to be shipped.
a. 2
b. 13
C. 14
d. 48
b. 13
46
It is a means of assessing the impact of potential changes to the parameters of an LP model.
a. Range of Feasibility
b. Sensitivity Analysis
c. Duality
d. Simplex Method
b. Sensitivity Analysis
47
Which statement is true regarding the transportation method?
a. The level of supply at each source and the amount of demand at each destination will always be equal.
b. It maximizes the cost of distributing a product from a number of sources to a number of destinations.
c. A dummy variable is added if the demand and supply has equal quantities.
d. The number of used cells in a transportation problem must be equal to the number of rows plus the number of columns minus one.
d. The number of used cells in a transportation problem must be equal to the number of rows
plus the number of columns minus one.
48
This is the length of time between start of the first job in the group and the completion of the last job in the group.
a. Makespan
b. Flow time
c. Takt time
d. Standard time
b. Flow time
49
The following table represents a network with the arcs identified by their starting and endinges.des. Use the minimal-spanning tree to find the minimum distance required to connect
a. total distance is 30
b. total distance is 40
c. total distance is 50
d. total distance is 60
b. total distance is 40
50
A construction project is broken down into the following 10 activities:
a. 1-2-5-8-10
b. 1-3-5-8-10
c. 1-3-6-9-10
d. 1-4-7-9-10
c. 1-3-6-9-10
51
The expected value with perfect information is:
a. the maximum EMV for a set of alternatives
b. the same as the expected value of perfect information
c. valuable in situations involving risk
d. the average return obtained when the decision maker knows which state of nature is
d. the average return obtained when the decision maker knows which state of nature is going to occur before the decision is made
52
A manager has learned that annual profits from four alternatives being considered for solving a capacity problem are projected to be $15,000 for A, $30,000 for B, $45,000 for C, and
$60,000 for D if state of nature 1 occurs; and $60,000 for A, $80,000 for B, $90,000 for C, and $35,000 for D if state of nature 2 occurs. If P(State of Nature 1) is .40, what alternative has the highest expected monetary value?
a. Alternative A
b. Alternative B
C. Alternative C
d. Alternative D
C. Alternative C
53
The campus bookstore sells stadium blankets embroidered with the university crest. The blankets must be purchased in bundles of one dozen each. Each blanket in the bundle costs $65, and will sell for $90. Blankets unsold by homecoming will be clearance priced at $20. The bookstore estimates that demand patterns will follow the table below.
a. 1 bundle
b. 2 bundles
c. 3 bundles
d. 4 bundles
b. 2 bundles
54
Two players, A and B, play the coin-tossing game. Each player, unbeknownst to the other, chooses a head (H) or a tail (T). Both players would reveal their choices simultaneously. If they match (HH or TT), player A receives $1 from B. Otherwise, A pays B $1. What is the value of the game?
a. 0
b. 1
C. -1
d. 2
a. 0
55
For Questions 58 to 60. Over the years, Detective Conan, of the Tokyo Police Department, had phenomenal success in solving every single crime case. It is only a matter of time before any case is solved. Conan admits that the time per case is "totally random," but, on the average, each investigation will take about a week and half. Crimes in peaceful Tokyo are not very common. They occur randomly at the rate of one crime per (four-week) month. Detective Conan is asking for an assistant to share the heavy workload. Analyze Conan's claim, particularly from the standpoint of the following points:
What is the average number of cases awaiting investigation?
a. 0.225
b. 0.375
c. 0.625
d. 1.225
a. 0.225
56
For Questions 58 to 60. Over the years, Detective Conan, of the Tokyo Police Department, had phenomenal success in solving every single crime case. It is only a matter of time before any case is solved. Conan admits that the time per case is "totally random," but, on the average, each investigation will take about a week and half. Crimes in peaceful Tokyo are not very
common. They occur randomly at the rate of one crime per (four-week) month. Detective Conan is asking for an assistant to share the heavy workload. Analyze Conan's claim, particularly from the standpoint of the following points:
What is the percentage of time the detective remains busy?
a. 0.225
b. 0.375
c. 0.625
d. 0.325
b. 0.375
57
For Questions 58 to 60. Over the years, Detective Conan, of the Tokyo Police Department, had phenomenal success in solving every single crime case. It is only a matter of time before any case is solved. Conan admits that the time per case is "totally random," but, on the average, each investigation will take about a week and half. Crimes in peaceful Tokyo are not very
common. They occur randomly at the rate of one crime per (four-week) month. Detective Conan is asking for an assistant to share the heavy workload. Analyze Conan's claim, particularly from the standpoint of the following points:
What is the average time needed to solve a case?
a. 2.3 weeks
b. 2.4 weeks
C. 2.5 weeks
d. 2.6 weeks
b. 2.4 weeks
58
For Questions 61 to 62. A call center receives an
average of 150 calls per hour, and the service time per call is exponentially distributed with a mean of 3 minutes. The call center has one operator who can handle calls, and if the operator is busy, incoming calls are put in a queue. Assume that the arrival rate and the service rate are both Poisson distributed and that the system is in steady-state.
What is the probability that the operator is idle?
a. 0.83
b. 0.17
c. 0.38
d. 0.62
b. 0.17
59
For Questions 61 to 62. A call center receives an
average of 150 calls per hour, and the service time per call is exponentially distributed with a mean of 3 minutes. The call center has one operator who can handle calls, and if the operator is busy, incoming calls are put in a queue. Assume that the arrival rate and the service rate are both Poisson distributed and that the system is in steady-state.
What is the average time a customer spends in the system, including both the time waiting
in the queue and the time being served?
a. 0.037 hours
b. 0.067 hours
c. 0.057 hours
d. 0.097 hours
b. 0.067 hours
60
Suppose a project has an estimated completion time of 19 weeks (about 4 and a half months), with a variance of 4.77. What is the probability the project will be finished within 18 weeks?
a. 46%
b. 54%
C. 32%
d. 23%
a. 46%
61
Suppose a tourist wants to visit several landmarks in a city, and a minimal spanning tree has been constructed to connect these landmarks. The nodes in the tree represent the landmarks, and the edges represent the distances between them. The edges have already been labeled with their distances in miles, as shown in the following table:
The tourist wants to start at node A and visit all the other nodes before returning to A. What is the total distance that the tourist will travel?
a. 19
b. 24
C. 17
d. 18
C. 17
62
Suppose a rabbit is in a system with 5 nodes, as shown in the following diagram: The rabbit is initially in node 1, and it has a probability of 0.4 to stay in the same node and a probability of 0.6 to jump to an adjacent node. The probabilities for jumping to an adjacent node are equal for each node. find the probability for it to jump to node 5:
a. 1.00
b. 0.20
c. 0.60
d. 0.40
b. 0.20
63
Consider the following optimization problem:
Minimize: f(x) = x12 + X22
subject to: g(x) = x1 + x2-1=0
What is the Jacobian matrix of the objective function f(x)?
a. [X1,X2]
b. [2x1,2x2]
C. (X1,-X2]
d. None of the Above
b. [2x1,2x2]
64
A company wants to advertise their product to beat a company, if they advertise 0.3 chance of fails. Cost of advertise is 100000 If they don't advertise 0.8 will still buy from them. what will be the expected income (EMV) of both choices?
a. [170,000, 200,000]
b [200,000, 170,000]
C. [250,000, 170,000]
d. None of these
d. None of these
65
A company wants to advertise their product to beat a company, if they advertise 0.3 chance of fails. Cost of advertise is 100000 If they don't advertise 0.8 will still buy from them. what will be the expected income (EMV) of both choices? [Advertise, Do Not Advertise]
In reference to Question above, what will the company choose?
a To Advertise
b. Do Not Advertise
C. Lack of Basis
d. Any of the Two
C. Lack of Basis
66
Which of the following is not present in a time series?
a. seasonality
b operational variations
C. trend
d. cycles
b operational variations
67
The fundamental difference between cycles and seasonality is the
a. duration of the repeating patterns
b. magnitude of the variation
c. ability to attribute the pattern to a cause
d. all of the above
a. duration of the repeating patterns
68
In time series, which of the following cannot be predicted?
a. large increases in demand
b. technological trends
C. seasonal fluctuations
d. random fluctuations
d. random fluctuations
69
What is the approximate forecast for May using a four-month moving average?
Nov. 39. Dec. 36. Jan. 40 Feb. 42. Mar. 48 Apr. 46
a. 38
b. 42
C. 43
d. 44
d. 44
70
John's House of Pancakes uses a weighted moving average method to forecast pancake sales. It assigns a weight of 5 to the previous month's demand, 3 to demand two months
ago, and 1 to demand three months ago. If sales amounted to 1000 pancakes in May, 2200 pancakes in June, and 3000 pancakes in July, what should be the forecast for August?
a. 2400
b. 2511
C. 2067
d. 3767
b. 2511
71
Given an actual demand of 103, a previous forecast value of 99, and an alpha of .4, the exponential smoothing forecast for the next period would be
a. 94.6
b. 97.4
C. 100.6
d. 101.6
C. 100.6
72
Given an actual demand of 61, a previous forecast of 58, and an a of .3, what would the forecast for the next period be using simple exponential smoothing?
a. 45.5
b. 57.1
C. 58.9
d. 61.0
C. 58.9
73
A forecasting method has produced the following over the past five months. What is the mean absolute deviation?
a. -0.2
b. -1.0
c. 0.0
d. 1.2
d. 1.2
74
The last four months of sales were 8, 10, 15, and 9 units. The last four forecasts were 5, 6, 11, and 12 units. The Mean Absolute Deviation (MAD) is
a. 2
b. -10
C. 3.5
d. 9
C. 3.5
75
A time series trend equation is 25.3 +2.1 X. What is your forecast for period 7?
A. 23.2
B. 25.3
C. 27.4
D. 40.0
D. 40.0
76
A product sells for $5, and has unit variable costs of $3. This product accounts for $20,000 in annual sales, out of the firm's total of $60,000. The weighted contribution of this product is approximately
a. 0.133
b. 0.200
c. 0.40
d. 0.667
a. 0.133
77
When decision trees are used to analyze capacity decisions,
a. "do nothing" is not a possible decision alternative
b. probabilities must be assigned to each of the decision alternatives
C. states of nature are often demand-based, as in "market favorability"
d. states of nature must be known with certainty
C. states of nature are often demand-based, as in "market favorability"
78
Net present value
a. is gross domestic product less depreciation
b. is sales volume less sales and excise taxes
c. is profit after taxes
d. is the discounted value of a series of future cash receipts
d. is the discounted value of a series of future cash receipts
79
A capacity alternative has an initial cost of $50,000 and cash flow of $20,000 for each of the next four years. If the cost of capital is 5 percent, the net present value of this investment is
a. greater than $80,000
b. greater than $130,000
c. less than $30,000
d. impossible to calculate, because no interest rate is given
c. less than $30,000
80
The staff training center at a large regional hospital provides training sessions in CPR to all employees. Assume that this training system's capacity was designed to be 1800 employees per year. Since the training center was first put in use, the program has become more complex, so that 1400 now represents the most employees that can be trained per year. In the past year, 1350 employees were trained. Calculate the efficiency.
a. 96.4%
b. 95.4%
C. 90.2%
d. 99.9%
a. 96.4%
81
A product is currently made in a process focused shop, where fixed costs are $9,000 per year and variable cost is $50 per unit. The firm sells the product for $200 per unit. What is the break- even point for this operation?
a. 65 units
b. 60 units
C. 50 units
d. 62 units
b. 60 units
82
In reference to Question 91, what is the profit (or loss) on a demand of 200 units per year?
a. $20,000.00
b. $21,100.00
C. $21,000.00
d. $23,100.00
C. $21,000.00
83
The new office supply discounter, Paper Clips, Etc. (PCE), sells a certain type of ergonomically correct office chair which costs $300. The annual holding cost rate is 40%, annual demand is 900, and the order cost is $20 per order. The lead time is 4 days. Because demand is variable (standard deviation of daily demand is 2.4 chairs), PCE has decided to establish a customer service level of 90%. The store is open 300 days per year. What is the reorder point?
a. 15
b. 18
C. 13
d. 20
b. 18
84
An executive conference center has the physical ability to handle 1,100 participants. However, conference management personnel believe that only 1,000 participants can be handled effectively for most events. The last event, although forecasted to have 1,000 participants, resulted in the attendance of only 950 participants. What are the utilization and efficiency of the conference facility?
a. 86.6%, 95% respectively
b. 86.4%, 95% respectively
C. 86.8%, 97% respectively
d. 86.9%, 97% respectively
b. 86.4%, 95% respectively
85
A certain printing machine uses a particular die cutter that costs $1,350 per year. The procurement department estimated that the ordering costs is at $25, and holds this inventory at an annual storage cost of 15% of the purchase price per unit. If the annual demand for this die cutter is 30 units, determine the optimal number of units to order.
a. 13 units
b. 12 units
C. 16 units
d. 15 units
d. 15 units
86
A subcontractor produces a component for solar panels. The daily demand for this part is 2,200 units per day. The annual inventory carrying cost is 25% of the unit price and the cost of preparing an order and making production setup for the order is P325,000. The company operates 250 days per year. The machine used to manufacture this part has a production rate of 5,500 units per day and the price of the component is at P1,900. Calculate the optimum lot size.
a. 35,418 units
b. 35,518 units
C. 34,158 units
d. 31,458 units
a. 35,418 units
87
(incomplete) production of MacLaren's Beverage, a local fresh juice manufacturer, uses reusable bottles, in they produce their five varieties of drinks at 500 liters each per day. The lead time to order ttles is at 5 days with a standard deviation of 2 days. With a 95% desired service level, en's Beverage wants to calculate the safety stock needed for their production.
a. 8,525 bottles
b. 8,255 bottles
c. 8, 345 bottles
d. _____
b. 8,255 bottles
88
Given the following series of operations, illustrated by the flow chart, determine the throughput time of the process.
a. 46 minutes
b. 51 minutes
C. 24 minutes
d. 27 minutes
b. 51 minutes
89
In assembling a front panel of a certain electronic device, it will need different components as illustrated below. If an assembly line, needs to produce 150 units of this front panels, how many E components will be needed? Assume there are 5,000 units on hand for this component.
a. 4,600 units
b. 9,600 units
c. 9,900 units
d. 4,900 units
a. 4,600 units
90
Which of the following best describes the illustration below as strategy for expanding the capacity?
a. Capacity Lead Strategy
b. Capacity Lag Strategy
c. Average Capacity Strategy
d. Incremental Expansion
c. Average Capacity Strategy
91
Company A just started selling electronic goods this year. At present, they hold 24% of the market share of the whole electronic goods market. It is projected that after 1 year,52% of those who didn't buy on Company A will now buy from them. Also, 70% of those who initially buy from them will be their customers again. What is the probability that customers will not buy from them after 1 year.
a. 56.32%
b. 65.23%
c. 43.68%
d. 34.86%
c. 43.68%
92
The probability that a rabbit will come from trail 1 to trail 2 is 0.2, trail 1 to trail 3 is 0.3, trail 1 to trail 4 is 0.3. Meanwhile, if the rabbit starts from trail 2 going to trail 1, 3, 4, 5 the probability is 0.2 each. If in Trail 3, the rabbit can't come out. If from trail 4, the probability to 1, 2, 3, 5 is 0.3. Lastly, if the rabbit starts in Trail 5, it can't come out. What is the probability that the rabbit will reach Trail 3 coming from Trail 1 after 2 jumps.
a. 0.12
b. 0.20
c. 0.17
d. 0.15
d. 0.15
