Mechanic Motor Vehicle - 100 Technical MCQ

A. Two years ✓ Correct answer

B. Six months

C. One year

D. Three years

A. Level 3

B. Level 2

C. Level 4 ✓ Correct answer

D. Level 5

A. Textile

B. Automotive ✓ Correct answer

C. Construction

D. Electronics

A. Straightedge

B. Vacuum gauge

C. Outside micrometer ✓ Correct answer

D. Thread pitch gauge

A. Torque wrench

B. Vacuum gauge

C. Steel rule

D. Dial bore gauge ✓ Correct answer

A. Tire pressure gauge

B. Straightedge ✓ Correct answer

C. Thread pitch gauge

D. Telescope gauge

A. Dial bore gauge

B. Vacuum gauge

C. Thread pitch gauge

D. Feeler gauge ✓ Correct answer

A. Dial indicator

B. Thread pitch gauge ✓ Correct answer

C. Vacuum gauge

D. Telescope gauge

A. Vernier height gauge

B. Pipe wrench

C. Dial indicator ✓ Correct answer

D. Steel rule

A. Micrometer

B. Tire pressure gauge ✓ Correct answer

C. Dial bore gauge

D. Straightedge

A. Pliers

B. Open-end spanner

C. Tin snips

D. Torque wrench ✓ Correct answer

A. Tin snips

B. Pipe wrench

C. Air impact wrench ✓ Correct answer

D. Scriber

A. Puller ✓ Correct answer

B. Combination pliers

C. Wire brush

D. Chisel

A. Combination pliers

B. Circlips pliers ✓ Correct answer

C. Tin snips

D. Side cutters

A. To provide a flat reference surface ✓ Correct answer

B. To measure tire pressure

C. To tighten wheel nuts

D. To test battery voltage

A. Charging a battery

B. Marking lines on a workpiece ✓ Correct answer

C. Measuring coolant pressure

D. Removing wheel bearings

A. Pin punch

B. Letter punch

C. Hollow punch

D. Centre punch ✓ Correct answer

A. Dial bore gauge

B. Micrometer

C. Multimeter ✓ Correct answer

D. Straightedge

A. To the chassis only

B. In series ✓ Correct answer

C. In parallel only

D. Across the battery without a circuit

A. In parallel ✓ Correct answer

B. In series

C. Only to ground

D. Only to a fuse

A. Fuel pressure

B. Coolant temperature only

C. Engine speed

D. Electrical resistance ✓ Correct answer

A. A shorted wire

B. A circuit with zero resistance

C. A broken/incomplete electrical path ✓ Correct answer

D. A fully charged battery

A. An unintended low-resistance path between electrical points ✓ Correct answer

B. A correctly operating fuse

C. A disconnected battery

D. A normal series connection

A. Ohm's law ✓ Correct answer

B. Pascal's law

C. Boyle's law

D. Hooke's law

A. Increase battery voltage

B. Protect an electrical circuit against excessive current ✓ Correct answer

C. Increase fuel pressure

D. Control wheel alignment

A. Store electrical energy and supply electrical power when required ✓ Correct answer

B. Cool the radiator

C. Change gear ratios

D. Lubricate the engine

A. Radiator

B. Starter motor

C. Fuel injector

D. Alternator ✓ Correct answer

A. Charge the battery

B. Cool the engine

C. Crank the engine during starting ✓ Correct answer

D. Control fuel injection timing

A. Filter engine oil

B. Control the high-current starter circuit and engage the starter mechanism as designed ✓ Correct answer

C. Control coolant flow

D. Measure tire pressure

A. To check tire pressure

B. To identify a good or bad diode ✓ Correct answer

C. To set wheel alignment

D. To measure engine compression

A. Vehicle Ignition Voltage

B. Vehicle Identification Number ✓ Correct answer

C. Variable Injection Number

D. Valve Inspection Note

A. It replaces all workshop tools

B. It provides required technical values and service information for the vehicle ✓ Correct answer

C. It eliminates safety procedures

D. It determines the technician's job title

A. Charge the battery

B. Operate the horn

C. Increase tire pressure

D. Lubricate moving engine components and help control friction and heat ✓ Correct answer

A. Battery electrolyte only

B. Tire pressure

C. Brake pedal travel

D. Oil-system pressure at specified engine conditions/RPM ✓ Correct answer

A. Circulate engine oil through the lubrication system ✓ Correct answer

B. Generate electrical current

C. Compress refrigerant

D. Pump fuel into the tank

A. Filter engine oil

B. Charge the battery

C. Inject fuel

D. Transfer heat from engine coolant to the surrounding air ✓ Correct answer

A. Control alternator current directly

B. Control coolant flow according to engine temperature ✓ Correct answer

C. Control fuel injector resistance

D. Control tire pressure

A. To change gear ratio

B. To maintain the cooling system's required fluid condition and level ✓ Correct answer

C. To lubricate wheel bearings

D. To increase engine compression

A. Setting ignition timing

B. Charging the battery

C. Cleaning/clearing deposits and contaminants from the cooling passages ✓ Correct answer

D. Increasing fuel injection pressure

A. Pneumatic only

B. Steam only

C. Hydraulic only

D. Mechanical, electrical, viscous and belt drive ✓ Correct answer

A. Charge the battery

B. Cool the transmission

C. Remove water from brake fluid

D. Remove contaminants from intake air before it enters the engine ✓ Correct answer

A. Carry and treat engine exhaust gases and reduce noise as designed ✓ Correct answer

B. Charge the battery

C. Supply coolant to the radiator

D. Lubricate the clutch

A. Exhaust Gauge Regulator

B. Engine Gear Ratio

C. Exhaust Gas Recirculation ✓ Correct answer

D. Electronic Gas Relay

A. Increase tire pressure

B. Charge the battery

C. Recirculate a controlled amount of exhaust gas as part of emission control ✓ Correct answer

D. Lubricate the engine

A. Battery charging

B. Wheel alignment

C. Brake hydraulics

D. Crankcase ventilation/emission control ✓ Correct answer

A. Engine lubrication

B. Wheel balancing

C. Brake bleeding

D. Evaporative emission control ✓ Correct answer

A. Testing engine emissions/smoke ✓ Correct answer

B. Checking wheel alignment

C. Measuring tire pressure

D. Testing battery electrolyte

A. Lubricating the crankshaft

B. Charging the battery

C. Cooling the radiator

D. Metering/injecting fuel into the engine as required by the fuel system ✓ Correct answer

A. Fuel Indicator Panel

B. Fuel Intake Pipe

C. Fuel Injection Pump ✓ Correct answer

D. Fuel Ignition Processor

A. The time required to change a tire

B. The time to bleed brakes

C. The specified timing of fuel injection relative to engine operation/position ✓ Correct answer

D. The time to charge a battery

A. Vacuum decay method

B. Brake pressure method

C. Spill cut-off method ✓ Correct answer

D. Wheel balance method

A. Regulate engine speed/fuel control according to the governing system ✓ Correct answer

B. Control tire pressure

C. Cool engine coolant

D. Charge the battery

A. Wheel speed during balancing

B. The engine speed while operating at idle without normal driving load ✓ Correct answer

C. Maximum vehicle road speed

D. Starter motor speed only

A. A wheel alignment setting

B. A tire pressure problem only

C. A condition requiring diagnosis of engine/oil-system components ✓ Correct answer

D. Correct engine operation in every case

A. Engine overheating ✓ Correct answer

B. Only low tire pressure

C. Only dirty windshield

D. Only wheel imbalance

A. Only brake-light failure

B. Only high tire pressure

C. Only air-conditioner noise

D. Low or high engine oil pressure ✓ Correct answer

A. A cooling-system valve

B. A rotating engine component that converts/receives reciprocating motion through the connecting-rod mechanism ✓ Correct answer

C. A fuel filter

D. A brake actuator

A. A wheel-bearing tool

B. A reciprocating engine component that moves within the cylinder ✓ Correct answer

C. A radiator fan

D. A battery terminal

A. A steering linkage only

B. A coolant hose

C. A component linking the piston to the crankshaft ✓ Correct answer

D. A brake pipe

A. A brake disc

B. A transmission gear only

C. An engine shaft with cams that actuate valve mechanisms according to engine timing ✓ Correct answer

D. An alternator pulley only

A. The timed opening and closing of engine valves relative to engine position ✓ Correct answer

B. The timing of wheel balancing

C. The timing of battery charging only

D. The timing of brake bleeding

A. Charge the battery

B. Pressurize brake fluid

C. Pump coolant

D. Return/close the valve as part of the valve-actuating mechanism ✓ Correct answer

A. Variation in battery voltage

B. Variation in brake-fluid level

C. Variation in bore diameter along the cylinder length ✓ Correct answer

D. Variation in tire pressure around the wheel

A. Variation in gear ratio

B. Variation of bore diameter around different directions at a given section ✓ Correct answer

C. Variation in alternator voltage only

D. Variation in coolant temperature

A. Radial tire movement

B. Axial movement of the crankshaft within its permitted clearance ✓ Correct answer

C. Brake shoe clearance

D. Clutch pedal travel

A. Deviation of the crankshaft from true rotational alignment during rotation ✓ Correct answer

B. Coolant level change

C. Wheel alignment angle

D. Fuel pressure fluctuation

A. Cool the engine

B. Provide different gear ratios to transmit engine power to the drivetrain ✓ Correct answer

C. Charge the battery

D. Filter exhaust gas

A. Filter fuel

B. Control coolant flow

C. Engage and disengage engine power transmission to the gearbox ✓ Correct answer

D. Charge the battery

A. A fuel pump

B. A clutch using a diaphragm spring as its springing/pressure mechanism ✓ Correct answer

C. A cooling fan

D. A hydraulic brake only

A. A gearbox in which gear pairs remain in mesh and selection is made through the appropriate engagement mechanism ✓ Correct answer

B. An electrical relay

C. A cooling system

D. A brake system

A. Charge the battery

B. Increase radiator pressure

C. Control fuel injection

D. Synchronize rotational speeds before gear engagement to facilitate smoother shifting ✓ Correct answer

A. Charge the battery

B. Pump engine coolant

C. Transmit torque between separated drivetrain units as designed ✓ Correct answer

D. Control fuel pressure

A. Charge the battery

B. Transmit torque while accommodating changes in shaft angle ✓ Correct answer

C. Measure cylinder bore

D. Control coolant temperature

A. A drivetrain unit that allows appropriate speed difference between driven wheels while transmitting torque ✓ Correct answer

B. A cooling-system thermostat

C. An electrical fuse

D. A fuel injector

A. A battery charger

B. An engine oil filter

C. A driveline/chassis assembly associated with transmitting drive to the rear wheels and supporting related loads ✓ Correct answer

D. A radiator component

A. Fuel injection timing

B. Battery electrolyte level

C. Low engine oil pressure

D. Unbalanced wheel/tire mass distribution ✓ Correct answer

A. High coolant level only

B. Low battery water only

C. High engine oil viscosity only

D. Wheel wobbling ✓ Correct answer

A. A suspension spring made from stacked/formed spring leaves ✓ Correct answer

B. A gearbox gear

C. A fuel injector

D. A brake fluid reservoir

A. A fuel pump

B. A clutch disc

C. A linkage that accommodates movement of the leaf spring during suspension operation ✓ Correct answer

D. An alternator pulley

A. Cool the engine

B. Control fuel injection

C. Charge the battery

D. Transmit and multiply steering input to operate the steering linkage/system ✓ Correct answer

A. Rack-only and belt-only types

B. Worm-and-roller and recirculating-ball types ✓ Correct answer

C. Hydraulic pump and air pump types

D. Disc and drum types

A. A cooling-system pump

B. A steering gear

C. A component that converts brake-pedal input into hydraulic pressure ✓ Correct answer

D. A fuel injection pump

A. A dual radiator

B. A two-stage fuel filter

C. A master-cylinder arrangement with separate hydraulic circuits/sections ✓ Correct answer

D. A twin alternator

A. Fuel injection

B. Engine lubrication

C. Battery charging

D. Drum-brake hydraulic actuation ✓ Correct answer

A. Increase fuel pressure

B. Charge the battery

C. Assist brake application by using vacuum assistance ✓ Correct answer

D. Cool the brake disc

A. Fuel injection

B. Wheel balancing

C. Engine lubrication

D. Air-assisted vehicle braking systems ✓ Correct answer

A. Engine cooling

B. Fuel filtration

C. Adjustment of braking mechanism in an air-brake system ✓ Correct answer

D. Battery charging

A. A brake using friction between pads and a rotating disc/rotor ✓ Correct answer

B. A cooling fan

C. A clutch gearbox

D. A fuel pump

A. Charge the battery

B. Increase tire pressure

C. Adjust fuel injection timing

D. Remove unwanted air from a hydraulic brake system and restore proper hydraulic operation ✓ Correct answer

A. Exhaust Control Union

B. Electrical Charging Unit

C. Engine Cooling Utility

D. Electronic Control Unit ✓ Correct answer

A. Charge the battery directly

B. Measure wheel diameter mechanically

C. Measure engine oil viscosity

D. Communicate with vehicle electronic systems and read diagnostic information/error codes ✓ Correct answer

A. Connect the radiator hose

B. Connect the clutch cable

C. Measure tire pressure

D. Provide a diagnostic communication connection for a scan tool ✓ Correct answer

A. Motor Idle Lever

B. Mechanical Inspection Level

C. Main Ignition Line

D. Malfunction Indicator Lamp ✓ Correct answer

A. Brake shoes only

B. Engine sensors ✓ Correct answer

C. Leaf springs only

D. Wheel nuts only

A. Multi-Point Fuel Injection ✓ Correct answer

B. Motor Pressure Flow Intake

C. Mechanical Pump Fuel Indicator

D. Multi-Piston Fuel Ignition

A. Measure coolant level

B. Verify the expected electrical supply/reference condition for a sensor or circuit ✓ Correct answer

C. Measure tire pressure

D. Check wheel alignment

A. Drain all coolant

B. Deflate the tires

C. Erase error memory and start/check the engine ✓ Correct answer

D. Remove the gearbox

A. Starting system only

B. Cooling system

C. Brake system

D. Charging system ✓ Correct answer

A. Charging system

B. Starting system ✓ Correct answer

C. Cooling system

D. Exhaust system

A. Low coolant only

B. High tire pressure only

C. Power window not operating ✓ Correct answer

D. Engine oil discoloration only

The questions follow the topics of the DGT CTS 2.0 curriculum for the trade. Always check the latest syllabus and your state or institute notices, because trade lists and weightage can change.

There are 100 multiple-choice questions with one correct option each. The quiz shows your score at the end; there is no negative marking on this practice page.

After each answer read the explanation, note the fact in your own words, and revisit the questions you missed in the answer key below. Repeating the set after a few days works better than reading it once.