JS3 Mock Exams: (Basic Technology Part 2)

JS3 Mock Exams: (Basic Technology Part 2)

1.    ________________is the bulk transfer of electrical energy from generating power plants to electrical substations located near demand centers. (a) Electrical transmission                            (b) Motion      (c)  Mechanical Advantage    (d)   Maintenance  (e)  Electrical emission

2.    Domestic appliances are very useful instruments or devices used in _________________.                   (a) homes                    (b)  schools (c)  farms (d) offices(e) workshops     

3.    A ___________ is an angle less than 90° (a) Acute angle  (b) Straight line angle  (c)  Reflex angle  (d)  Obtuse angle  (e) any of the above   

4.    The normal frequency found in homes operates at _____________________  (a)  60Hz                            (b)   100Hz        (c)   20Hz       (d)   600Hz (e) 2,000Hz

5.    A _______________sets up electromagnetic waves (i.e. radio waves), which are transmitted through space.   (a)  transmitter    (b)  transformer   (c)  Switchbox  (d)  fuse   (e) sector

6.    The following are types of metalwork and woodwork hammers except____________                   (a) Ball peen hammer  (b)  blocking head hammer  (c)  snake head hammer   (d) obtuse head hammer (e) any of the above

7.    A _____________is a mark or stroke long in proportion to its breadth, made with a pen, pencil, tool, etc on a surface.  (a) Drawing   (b)   Line    (c)  Painting   (d)  Blur (e) none of the above

8.    __________________is transmission of power from the generating power station to the main sub-station.    (a)  Tertiary Transmission    (b)  Secondary Transmission   (c)  Power                            (d)    Primary transmission  (e) Local transmission

9.    __________________is the transmission of power from the main sub-station to either the domestic consumer or the industrial consumer.  (a)  Tertiary Transmission    (b)  Secondary Transmission                    (c)  Element Transmission      (d)    Primary transmission                        (e) Extraterrestrial transmission

10.                       A building with only the ground floor is called a ____________  (a)  Skyscraper                                       (b)  bungalow                      (c)  storey building    (d)  duplex   (e)  flat house

11.                       A _____________________ is a specially designed switch for making or breaking the normal circuit in an electrical system when faulty condition arises.    (a)  Circuit breaker  (b)  Fuse   (c) Meter    (d)  Voltage Meter   (e) hammer control

12.                       A ________is a plane figure bounded by four straight sides. (a)  Pentagon  (b)   Triangle    (c)   Collage                         (d)   Quadrilateral  (e) circle

13.                       Anything higher than 60Hz would be considered _______________________  (a)  Primary Frequency                          (b)   Low frequency    (c)   high frequency    (d)   dangerous frequency  (e)  funny frequency

14.                       A _____________ converts the information signals which are in the form of electric current back into sound.  (a)  gas cooker   (b)  typewriter   (c)  loudspeaker   (d)  washing machine   (e)  fan

15.                       There are ______________ main types of transformers.  (a)  5  (b)  7    (c)  4     (d) 2  (e)  10

16.                       The following are building materials except __________  (a)  gravel   (b)  wood                                 (c)  cement   (d)  Kryptonite   (e)  Plywood

17.                       _________ move at very high speed both backwards and forward in a tank circuit.                         (a)  Timber   (b)  Plastics       (c)  Electrons   (d)  Robots   (e)  Education

18.                       Every electrical appliance has a ________________which tells you how much electricity it needs to work.   (a)  power rating   (b)  magician    (c)  fuse    (d)  switch  (e)  dictionary

19.                       Ceramics are objects made from __________________  (a) clay   (b)   rubber   (c)  wood   (d) air   (e) mangoes

20.                       The two types of metals are ___________and ________________ metals.  (a) Fegon and non-fegon  (b) iron and non-iron  (c)  strong and soft  (d) ferrous and non-ferrous   (e) all of the above

21.                       A ____________ is used for cutting grasses, tree branches and shrubs. (a) machete(b)  knife (c)  spoke shave (d) set of teeth (e) all of the above     

22.                       ____________ Outlets are used to send power to electrical appliances.   (a)   Escape                       (b)  Fire     (c)  Socket  (d)  Bucket  (e) Sprocket

23.                       If electrical accessories are not properly rated and used there is a huge risk of________________   (a)  making the circuit dance    (b)  overloading the circuit and thus causing fire outbreak   (c)  making PHCN our friends   (d)  None of the above  (e) All of the above

24.                       The ___________________ removes the top soil to a safe spot and levels the site as is required. (a) helicopter  (b)  bulldozer (c)  tractor (d) School Bus  (e) Mower     

25.                       The two types of electricity consumers are ___________ and _________ consumers.                               (a)  good and bad   (b)  rich and poor   (c) domestic and industrial   (d)  young and old                      (e) inferior and superior

26.                       A regular polygon with nine sides is called  ___________  (a) Nine-agon   (b)  nonagon                    (c)  heptagon   (d)  hexagon   (e)  plentigon

27.                       A parallelogram which has all its sides equal but no angle is a right angle is called a__________________. (a)  Square   (b)  rhombus  (c)   kite   (d)   rectangle  (e) circle

28.                       The Steel Ruler is also called __________________. (a) Protractor  (b)  Engineer’s ruler   

(c)  T-Square     (d) Punch (e) P-Square

29.                       ____________are used to bore holes in the sheet metal being worked upon.  (a)  saws                   (b) Punches   (c) scrapers  (d) protractors   (e)  pencil

30.                       A ________can be used for marking lines that form a right angle.  (a)  chisel (b)  machete   (c)   Try-Square     (d)   bradawl   (e)   rope

31.                       Appliances like refrigerators and electric cookers should be plugged to ____________.                   (a)    7A sockets      (b)   2A sockets    (c)   5A sockets    (d)  15A sockets  (e) 1A Sockets

32.                       Electrical power is transmitted at _____________ frequency.  (a)  low   (b)  high                                     (c)  medium  (d) annoying   (e) all of the above.

33.                       A ____________ can be defined as something which has a position and an extremely small magnitude so that it is barely visible. (a)  Point   (b)   Line   (c)   Distance   (d)   Direction  (e) none of the above

34.                       Radio signals are transmitted at _______________ frequency. (a)  Low   (b) high                                (c) medium   (d) amusing  (e)  all of the above.

35.                       __________________ are fitted into socket outlets to convey power from the socket outlets to the appliances.  (a) Water jugs    (b)  Toothpicks  (c)  Knives  (d)  Plugs  (e) Pegs

36.                       _____________ can be used for boring holes in the ground. (a) Saw (b)  Rubber band                                        (c)  Hammer (d) Auger (e) all of the above     

37.                       If a building has many flats, or if it’s a factory, a _________________supply system is recommended.  (a) single-phase   (b)  one-phase   (c)  illegal-phase   (d)  three-phase         (e) plenty-phase

38.                       A __________ is used for gathering refuse. (a)  rake   (b)  knife  (c)  chisel  (d)  fork                                                (e)  machete

39.                       A ___________ is used to bore holes in the sheet metal being worked upon.                                          (a) Punch     (b)   Compass    (c)   Pincer   (d)   Scraper   (e)  Saw

40.                       Transmission lines are made of aluminium, steel and _______________________.                                (a) Copper     (b)  Nylon    (c)  Wood   (d)  Pegs   (e) Plastic

41.                       The concrete pole is always preferred to the wooden pole because______________                         (a) it lasts longer.    (b)  it is cheaper   (c)  it looks like voltron   (d) it looks rough                                               (e) all of the above 

42.                       A pair of compass can be used for drawing _________________ (a) arcs and circular lines  (b)  straight lines   (c)  waves   (d)  humans   (e) tables

43.                       A plane figure which has its opposite sides equal and parallel but with no right angle is called _____________  (a)  square (b)  rectangle  (c)  parallelogram   (d)  kite  (e) Plane  

44.                       Electric kettles, water heater, electric pressing iron, electric cooker, gas lamp and air conditioner are examples of _____________________.  (a) Domestic appliances (b)  farm appliances (c)  business appliances (d) safety appliances (e) all of the above     

45.                       An __________ is used for felling trees. (a) axe (b)  egg (c)  octopus (d) ewe (e) all of the above    

46.                       A ________________converts mechanical energy into electrical energy.  (a)  generator   (b) table fan   (c)  blender   (d)   television  (e)  dvd

47.                       ___________ are used to raise or lower voltages.  (a) Transformers (b)  Electric lamp (c)  files (d) tractors (e) all of the above     

48.                       A _________ set is a device that receives radio signals and changes them into sounds and pictures. (a) drum set (b)  motor (c)  television (d) radio (e) all of the above     

49.                       Kerosene used at home for cooking is a type of ___________ energy.   (a)  solar    (b) chemical   (c)  kinetic   (d)  potential   (e) any of the above

50.                       ______________involves the careful planning and systematic actualization of one’s general course of action or conduct in life as regards his/her chosen future profession or occupation. (a) Career planning  (b) Town planning           (c) Meal Planning   (d) Party Planning  (e) Lecture Planning

51.                       A ___________is a wood suitable for engineering work.  (a) firewood  (b) timber (c) banana tree   (d) mango tree  (e) bush

52.                       __________________ is the process of cutting and sawing timber into commercial sizes. (a) Measurement  (b) Conversion (c) Collage  (d) Manufacturing  (e) any of the above

53.                       The body of a tree which has not been felled (cut down) is called____________ (a) kneeling timber  (b) sleeping timber (c) standing timber (d) bending timber  (e) sitting timber

54.                       The body of a tree which has been felled is called  (a) crooked timber  (b) evil timber (c) rag timber (d) rough timber  (e) coarse timber

55.                       __________from earth is used to make clay bricks.   (a) wood clay  (b) evil clay (c) rag timber (d) Mud clay (e) Nose Clay

56.                       Vertical growth is also known as ______________(a) primary growth (b) tertiary growth (c) Live growth (d) happy growth  (e) wise growth

57.                       Trees grow by obtaining their food in the form of ____ from the soil by suction through their roots. (a) sugar  (b) milk (c) sauce (d) honey  (e) sap

58.                       Dense sap descends from the leaves of a tree and gets deposited under the bark in the form of a thin layer known as____________________ (a) cambium      (b) petal (c) filament (d) pith  (e) stigma

59.                       Horizontal growth is also called __________________________  (a) happy growth  (b) secondary growth (c) Live growth (d) planned growth  (e) wise growth

60.                       Annual rings show the number of __________ growth has occurred in a tree.      (a) years  (b) months (c) weeks (d) days  (e) hours

61.                       ___________growth occurs near the tips of the shoot and root of the plant.        (a) Vertical (b) Slant(c) Huge (d) Funny  (e) Any of the above

62.                       Which of this sentences is correct? (a) quarter-sawn method is more expensive than through and through method (b) quarter-sawn method is faster than through and through method  (c) quarter-sawn method is rougher than through and through method    (d) quarter-sawn method is more interesting than through and through method (e) none of the above

63.                       ______________  is the controlled process of reducing the moisture content (MC) of a timber so that it is suitable for the environment and the intended use.        (a) Grinding (b) Harrowing (c) Cooking (d) Drying  (e) Seasoning

64.                       The cambium divides to form two new layers of cells namely: _______________ and ____________  (a) good cells and bad cells (b) nice cells and strong cells    (c) Huge cells and tiny cells (d) wood cells and bark cells (e) Any of the above

65.                       Timber should be felled only if it is __________   (a) mature (b) happy (c) dark     (d) painted (e) Any of the above

66.                       The two commonest conversion methods are quarter-sawn and _______________  (a) smooth and smooth  (b) false and false  (c) through and through   (d) cut and cut (e) true and true

67.                       Timbers should be felled during _____________because during this season the wood sap is reduced and is least active.  (a) dry season (b) wet season (c) dark  season  (d) snow season (e) Winter season

68.                       Preservation is the process of applying _________ on wood to prevent insect and fungi attack. (a)  water  (b) salt  (c) poison   (d) chemicals (e) butter  

69.                        ____________ are usually used in felling trees.  (a) Teeth (b) Knives  (c) Rakes     (d) Chain saws (e) Butchers Machete

70.                       ___________________is the process of cutting and sawing timber into commercial sizes. (a) Tearing wood (b)Conversion of timber (c) Cutting Lumber     (d) Concave method (e) Any of the above

71.                       The following are preservatives except ______________  (a) Chlorinated phenols  (b) Creosote (c) Sodium PCP (d) Solignum  (e) mosquito net 

72.                       Who is a potter? a) a person who makes pottery (b) a person who sells pot      (c) a person who breaks pots(d) a person who likes pots  (e) All of the above

73.                       Why do potters pound clay? a) to remove the air bubbles  (b) because there is nothing else to do (c) because it is fun (d) it is a way of dancing  (e) to make the ceramic happy

74.                       The plain-sawn method is also called the _______________ method.  (a) through and through (b) true and true (c) false and false (d) plain shirt  (e) None of the above

75.                       ___________is defined as functions that should be carried every day in order to keep the plant or any other engineering equipment in good operation and last longer.  (a) Recreation (b) Faxing (c) Cleaning (d) Sanitation   (e) Maintenance

76.                       Food preservation is the process of ________  foods to prevent them from getting rotten or spoilt. This will prevent wastage.  (a) hiding (b) burning (c) smoking     (d) destroying   (e)  storing

77.                       ____________  is the brain of the computer system.  (a) Printer  (b) UPS (c) Mouse (d) Keyboard   (e) Central Processing Unit

78.                       __________ is used to cool the engines of cars and big machineries in factories when in motion.  (a) Juice (b) Blood (c) Fire (d) Honey   (e) Water

79.                       Corrective maintenance is the care or attention given to appliances or products to __________simple faults, so as to prevent further damage or total breakdown.  (a) add to (b) increase (c) aggravate (d) destroy   (e) correct

80.                       A __________  is the set of computer programs or instructions that make the hardware to work. (a) crows ware (b) smart ware (c)peopleware (d) hardware   (e) software

81.                       Domestic appliances are very useful instruments or devices used in ____________. (a) supermarkets (b) zoos (c) sports centres (d) farms   (e) homes

82.                       __________ is applied on wood and metals to keep them from being damaged by the dew, rain and the sun.   (a) Honey (b) Poster Colour (c) Water (d) Cream  (e) Paint

83.                       ______________________maintenance is the care or attention given to appliances or products even before the need arises.            (a) Intelligent (b) Funny (c) Smart (d) Technical  (e) Predictive

84.                       Who among the following professionals is a specialist who designs building plans? (a) Professor (b) Mechanical Engineer (c) Pilot (d) Dentist   (e) Architect

85.                       ­­­­­­­­­­­_____________ is used to clear dust and other dirt from machines. (a) Knife (b) Polish (c) Shoe (d) Teeth   (e) Brush

86.                       _______________ Maintenance is the care or attention given to appliances or products to prevent malfunctioning or damage.  (a) Preventive (b) Proactive (c) Preliminary (d) Popular   (e) None of the above

87.                       A _____________ is a person skilled at drawing engineering or architectural plans.  (a) draughtsman (b) teacher (c) marketer (d) driver (e) coach

88.                       Architectural blue prints are also commonly known as ______________ (a) albums      (b) building plans (c) sketches (d) animations (e) all of the above

89.                        ____________ are the humans who operate the computer.  (a) Hardest ware  (b) Aliens (c) Chinese (d) Peopleware (e) all of the above

90.                       A ______________  is an electronic device (machine) which accepts, stores, processes data according to the set instructions stored and processes data according to the set of instructions stored and produces the result as information.  (a) computer (b) television (c) Monitor (d) Brainiac (e) all of the above

91.                       Food storage is the process of keeping food or crops to prevent __________   from attacking them.  (a) pests or insects (b) family and friends (c) dinosaurs (d) electricians  (e) people

92.                       Maintenance is cheaper than repair. (a) True (b) False (c) maybe (d) No idea  (e) all of the above

93.                       The following are domestic appliances except ______________  (a) tractors       (b) electric cooker (c) kettles (d) electric pressing iron (e) gas lamp

94.                       __________________ are combinations of the properties of digital and analog together in a system.  (a) Monitor Screen    (b) Hybrid Computers (c) Samsung (d) HP Computers (e) Tecno Mobile

95.                       What does it mean to bisect a straight line? (a) To construct a triangle on it  (b)  to divide the line into two equal parts  (c) to measure the line  (d)  to erase the line       (e) all of the above