| # | Employee hazards include | noxious or toxic gases or vapors. | oxygen deficiency. | physical injuries. | all of the above. | none of the above. | 4
|
|---|
| 1 | Coliform bacteria are | algae. | coagulant aids. | indicators. | sequestering agents. | none of the above. | 3 |
| 2 | The elevation of any pump above the source should not exceed ______ feet. | 2.2 | 22 | 200 | 224 | none of the above. | 2 |
| 3 | The three common types of plastic pipe are listed as: pvc, pe, and abs. These names refer to the | chemical resistance of the pipe. | composition of the pipe. | pressure for which the pipe is designed. | types of appropriate application. | none of the above. | 2 |
| 4 | The following device is used to measure the flow of wastewater: | comminutor. | comparator. | parshall flume. | sluice gate. | none of the above. | 3 |
| 5 | Considering the layout of flow diagram for the complete treatment plant, most oxidation ditch plants would be most similar to which of the following? | completely mixed activated sludge. | contact stabilization. | conventional activated sludge. | plug flow aeration. | none of the above. | 1 |
| 6 | Dresser and victaulic couplings are commonly used with what pipe materials? | asbestos cement. | cast iron. | concrete. | plastic. | none of the above. | 2 |
| 7 | What effect will the addition of chlorine, acid, alum, carbon dioxide or sulfuric acid have on the ph of wastewater? | neutralize. | lower. | increase. | have no effect. | none of the above. | 2 |
| 8 | Not supplying enough air will cause | effluent quantity to improve. | excessive turbulence to occur on aeration compartment surface. | slick spots to show up on aeration | excessive activity of worms in sludge in the tank. | none of the above. | 4 |
| 9 | There are generally more limitations on authority the farther one _______ in the organization. | ascends | descends | horizontally | remains | none of the above. | 2 |
| 10 | When an employee breaks the rules and requires discipline, who is responsible for administering it? | fellow employees. | personnel office. | supervisor. | upper management. | none of the above. | 3 |
| 11 | The gas most commonly associated with septic wastewater is | carbon dioxide. | carbon monoxide. | hydrogen sulfide. | methane. | none of the above. | 3 |
| 12 | Mechanical ventilation of a lift station is required to | lower temperatures to reduce proportion of hydrogen sulfide. | reduce chlorine demand. | reduce corrosion. | increase dissolved oxygen in raw wastewater. | none of the above. | 3 |
| 13 | A wet well probe is usually used for _________ determination(s) of level. | approximate | dual point | continuous | single point | none of the above. | 4 |
| 14 | Sodium chloride is used in the low pressure wet oxidation unit's | water softener. | steam generator. | deaerator. | chemical feed tank. | none of the above. | 1 |
| 15 | Successful communication requires mutual | agreement. | confusion. | transmission. | understanding. | none of the above. | 4 |
| 16 | Recognition and job security are indications of | a good organization. | a good supervisor. | external morale factors. | internal morale factors. | none of the above. | 1 |
| 17 | Generally, as an individual progresses upward in management, reliance on personal technical skill | changes to the more complex. | decreases. | increases. | remains the same. | none of the above. | 2 |
| 18 | To protect a wastewater facility against vandalism, you should not use | combination padlocks on the gates. | fencing around the entire facility. | metal doors. | windows that have plastic panes instead of glass. | none of the above. | 1 |
| 19 | How can the supervisor be certain that scheduled maintenance is completed? | ask the workers. | hire someone to inspect completed work. | use a form that compares work assigned with work completed. | wait and see if there are any failures. | none of the above. | 3 |
| 20 | Operating funds are being cut. How should this be handled? | cut supplies and repairs in order to balance the budget. | fire some of the less-productive older workers. | keep it quiet and do what you have to do ~The less said the better~. | let the other perssonel know about the situation and asked for their help. | none of the above. | 4 |
| 21 | One of the employees in your crew complains about having to do a hard job. The proper thing to do is | explain that all employees must do their fair share of the hard work. | ignore the complaint. | promise the next assignment will be easier. | tell the employee to shut and work or quit and go home. | none of the above. | 1 |
| 22 | Occasionally some of the people on a work crew will indulge in active horseplay. This should be | discouraged because some of the workers might not like it. | encourages because it promotes good fellowship. | permitted because it is a form of relaxation. | stopped immediately because it may cause an accident. | none of the above. | 4 |
| 23 | Generally, as an individual progresses upward in management, reliance on personal technical skill | changes to more complex. | decreases. | increases. | remains the same. | none of the above. | 2 |
| 24 | When a great deal of authority is delegated on many levels, an organization may be described as | authoritarian. | centralized. | decentralized. | unstructured. | none of the above. | 3 |
| 25 | The most abundant pollutant entering natural bodies (rivers, lakes) is | domestic wastes. | food processing waste. | hospitals. | non-point. | none of the above. | 4 |
| 26 | The hydraulic loading for a phosphate stripper depends on the | ability of the stripper to remain anaerobic. | ability of the aerobic phosphate stripper to remain aerobic. | BOD loading of the unit. | all of the above. | none of the above. | 1 |
| 27 | The managerial function which involves devising an appropriate system of pay is | controlling. | organizing. | planning. | staffing. | none of the above. | 3 |
| 28 | For utility records and/or rate analysis purposes, customer with similar patterns of water use are usually grouped together into classes. Which one the following is not | commercial. | domestic. | industrial. | retail. | none of the above. | 4 |
| 29 | The span of supervision is the | length of time required in the organization before making supervisor. | number of levels between the lowest employee and the boss. | number of subordinates for each manager. | number of supervisors in an organization. | none of the above. | 3 |
| 30 | If an organization's departments are organized by jobs to be done, this is known as departmentation by | customer. | function. | product. | territory. | none of the above. | 2 |
| 31 | Decentralized authority describes the process of | changing an organization from centralized to decentralized again. | delegating authority to one's superior. | delegating power for decisions to lower levels. | retracting authority whaich has been previously delegated. | none of the above. | 3 |
| 32 | What term means that the employee reports to one specific supervisor, and that the delegation of authority comes from one particular supervisor to the employee? | unit of command. | span of supervision. | organizational chart. | formal organization. | none of the above. | 4 |
| 33 | It is generally accepted by psychologists that human behavior is goal-oriented and | selfish. | random. | other-centered. | motivated. | none of the above. | 4 |
| 34 | What should be the most important concern of an operator after a bypass? | aquatic life. | clean-up procedures. | health-related effects. | odors. | none of the above. | 3 |
| 35 | A supervisor could be responsible for an accident, in part or completely, by | disregarding an unsafe work environment. | haste in requiring work performed. | overlooking a potential hazard. | all of the above. | none of the above. | 4 |
| 36 | Control is | backward looking. | concentrating on the present. | forward looking. | not connected to the other managerial functions. | none of the above. | 2 |
| 37 | When purchased materials are received by the utility, they should not be | counted and checked against purchase orders. | inspected. | placed on shelves where they will be used first. | recorded. | none of the above. | 3 |
| 38 | Disaster plans should be developed in case of | broken sewers. | floods. | power outages. | pump stoppages. | none of the above. | 2 |
| 39 | Preparing for a public open house, what following in-plant arrangements must be made? | a printed handout is available and and up-to-date. | adequate coffee cups and ash trays are available. | all pump casings are repainted. | visitor safety is ensured. | none of the above. | 4 |
| 40 | Public relations are important because we | want to finish our work in a hurry. | needs lots of training. | must deal with the public. | like our jobs. | none of the above. | 3 |
| 41 | An organization chart for a utility can be helpful for several reasons. Which of the following is the least valid objective of an organization chart? | to establish proper chain of command authority. | to help develop a budget. | to help in making up project schedules. | to help in scehduling emergancies. | none of the above. | 4
|
