Practice Basic Theory Test 1
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1.What are the main purposes of traffic signs?
Explanation: Traffic signs are primarily designed to regulate traffic, ensuring safe and orderly movement on the roads. They also warn road users about potential hazards or provide essential information, such as directions or rules to follow. These signs help maintain safety and improve the flow of traffic.
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2.The red circular traffic sign with a horizontal white bar indicates:

Explanation: The No Entry sign typically indicates that vehicles are not allowed to enter a particular road or area. It is often used in one-way streets or restricted zones to prevent traffic from entering in the wrong direction. This sign applies to all types of vehicles, not just large ones, unless otherwise specified.
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3.As a pedestrian wanting to cross a busy road, you see this sign with an arrow pointing left. What does it indicate?

Explanation: This blue sign with a white figure walking up steps towards a bridge indicates the presence of a pedestrian overpass. The arrow shows the direction in which the overpass can be found, allowing pedestrians to cross the road safely without interfering with vehicular traffic.
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4.This triangular sign warns you of:

Explanation: The red triangular warning sign with a depiction of a tunnel entrance indicates that the road ahead enters a tunnel. Drivers should be prepared for a change in lighting conditions and potentially different road surface conditions within the tunnel.
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5.This sign of a red circle with a red line crossing out a black bicycle indicates that:

Explanation: The red circular sign with a diagonal line across the image of a bicycle is a prohibitory sign. It clearly indicates that bicycles are not allowed to enter the road, area, or lane where this sign is displayed.
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6.What is the purpose of the chevron shape on one end of a Confirmation Directional Sign?

Explanation: The Confirmation Directional Signs have a chevron shape on one end to indicate the direction of the location or particular area.
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7.What is the primary purpose of Travel Time Display (TTD) signboards?

Explanation: These electronic signboards are designed to inform drivers about how long it will approximately take to reach specific exits on the expressway they are currently entering.
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8.What is the primary purpose of Traffic Information Display (TID) signboards?

Explanation: These electronic signs are designed to keep drivers informed about what traffic situations lie ahead on their route, enabling them to make better driving decisions.
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9.What type of facility is indicated by the blue square with a white P on this sign?

Explanation: The blue square containing a white uppercase P is a widely understood and standardized symbol in traffic and facility signage. Motorists encountering this symbol can expect to find an area designated for parking vehicles.
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10.A goods truck exceeding 10 meters in length, is generally required to display which of the following reflective markings?

Explanation: Standard regulations for long vehicles typically mandate a combination of yellow and red markings to enhance their visibility to following traffic. For a long goods truck exceeding 10 meters, the common requirement includes a minimum of three yellow markings along each side and at least one red marking on the rear.
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11.What is indicated by parallel broken white lines marked across your lane as you approach a junction?

Explanation: Parallel broken white lines painted across a lane signify a yield or give-way marking. Drivers encountering these lines at a junction are required to allow vehicles on the intersecting roadway, typically a major road, to proceed before entering the flow of traffic.
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12.A lane shows a single straight arrow. What action should you take?

Explanation: This arrow indicates that the lane is designated for vehicles proceeding straight ahead only at the upcoming junction. No turning is permitted from this lane.
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13.You’re driving on a road and notice these curved arrows painted between two lanes. What should you understand from them?

Explanation: These curved arrows are there to tell you that the lanes youre driving in are about to merge. You should be prepared to adjust your speed and merge safelyu2014usually taking turns with the other lane in a smooth, alternate fashion.
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14.You come across a red traffic light illuminated. What does this indicate about your position at the intersection?

Explanation: A steady red light means stop. The image clearly shows only the red signal illuminated, which requires all vehicles to halt before the stop line. You must wait until the light changes to green.
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15.What is the primary message these blinking lights (road studs) convey to drivers?

Explanation: The blinking yellow lights at night serve as a highly visible warning signal to drivers approaching the pedestrian crossing. The blinking emphasizes the potential presence of pedestrians, urging drivers to exercise caution and be prepared to give way.
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16.When you encounter a police officer standing in the middle of the road giving a signal as shown, palms facing forward. What action should you take?

Explanation: This signal (both arms raised vertically, palms forward) requires vehicles approaching the police officer from all directions to stop. Therefore, the correct action is to stop your vehicle.
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17.A driver extends their right arm straight out to the side. What does this hand signal indicate to other road users?

Explanation: Extending the right arm straight out to the side is a clear and commonly understood hand signal indicating the drivers intention to make a right turn or to move towards the right side of the road.
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18.You see a triangular warning sign with a black arrow curving to the right. What should you do upon encountering this sign?

Explanation: This warning sign indicates a right bend ahead. The recommended actions are to reduce speed for safe navigation, stay in the left lane, and be ready to steer to follow the curve of the road to the right.
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19.What is the immediate action required when you see a red rectangular sign that reads REDUCE SPEED NOW?

Explanation: The clear and direct instruction REDUCE SPEED NOW on a regulatory red sign mandates that drivers must promptly begin to slow down their vehicle for safety reasons.
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20.You see a blue square sign with a red horizontal bar on the right lane. What information does this sign provide?

Explanation: This information sign indicates that if you take the road on your right, it will not lead to any other through road. Its a dead end.
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21.When driving on a typical two-way street, what is the recommended position for your vehicle?
Explanation: The general guideline for driving on two-way streets is to position your vehicle towards the left side of the road and as near as safely possible to the edge. This practice helps maintain a smooth flow of traffic and allows for safe overtaking by other vehicles when appropriate.
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22.What must a driver do when changing lanes?
Explanation: Drivers must always provide sufficient warning and use proper indicators before changing lanes. This helps other motorists anticipate the movement and reduces the chances of accidents. Sudden or unannounced lane changes can lead to confusion and endanger others on the road.
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23.When is overtaking not allowed?
Explanation: Overtaking should never be done when approaching or at a pedestrian crossing, road junction, corner, bend, or the brow of a hill. These are high-risk areas where visibility and reaction time are reduced. Attempting to overtake in such areas greatly increases the chances of an accident.
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24.What is road-hogging?
Explanation: Road-hogging refers to driving at a slow speed, especially in the right-hand or center lane, which is meant for overtaking or faster-moving traffic. This obstructs the normal flow of vehicles and can lead to risky overtaking by others. Such behavior can cause frustration and potentially dangerous traffic situations.
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25.What is the default speed limit on roads in Singapore unless otherwise stated?
Explanation: The general speed limit for all roads in Singapore is 50 km/h unless otherwise specified by traffic signs. Drivers must always look out for and adhere to posted signs that may indicate lower or higher limits in specific areas.
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26.What should you do when approaching a junction with a major road?
Explanation: Drivers must always yield to vehicles on a major road when approaching a junction. Slowing down in advance allows time to assess traffic conditions safely. Failing to give way can result in serious collisions and traffic disruptions.
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27.What should you do when approaching a roundabout?
Explanation: When approaching a roundabout, you must reduce your speed and prepare to give way to vehicles from your right. These vehicles already circulating within the roundabout have priority. Failing to yield can lead to accidents and disrupt the flow of traffic.
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28.What should you do if you are driving on an expressway and your vehicle breaks down?
Explanation: On expressways, you should only stop on the shoulder or verge during an emergency, breakdown, or accident. Stopping without a valid reason can cause traffic disruptions and be dangerous.
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29.What is the main purpose of a yellow-box junction?
Explanation: Yellow-box junctions are designed to ensure the center of the junction is not blocked so that traffic can continue flowing freely in all directions.
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30.When is it legal to make a U-turn at a road junction?
Explanation: U-turns are only allowed at junctions or openings where a U-turn sign is located. Even if the road appears clear, the absence of a sign indicates it is not a designated turning point.
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31.What is the correct rule regarding seat belts for all persons in a vehicle?
Explanation: Everyone must wear seat belts, no matter their age or where they’re seated in the vehicle. This ensures maximum safety and reduces injuries in case of an accident.
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32.When are you required by law to switch on your headlights?
Explanation: According to driving laws, you must have your headlights on at night, specifically between 7:00 PM and 7:00 AM, to ensure visibility and safety for yourself and others.
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33.What is the legal consequence of a first-time drink driving offence if the driver exceeds the prescribed alcohol limit?
Explanation: For a first-time offence where the driver exceeds the legal blood or breath alcohol limit, the penalty includes a fine ranging from $1,000 to $5,000 and/or imprisonment for up to 6 months. Additionally, a 1-year licence disqualification is mandatory. These penalties are in place to emphasize the serious danger drink driving poses to road safety.
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34.What safety feature must be installed on lorries carrying workers on the carriage deck?
Explanation: Lorries used for transporting workers must be equipped with canopies and higher side railings to protect the workers and reduce the risk of falling off.
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35.What is the maximum legal vehicle height allowed without a police escort?
Explanation: Vehicles taller than 4.5 metres require a police escort. Driving such vehicles without an escort is an offence.
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36.What action related to a mobile communication device, performed by a driver while the vehicle is moving, is considered an offense?
Explanation: The offense is defined as holding the device in at least one hand while actively using any of its features while the vehicle is in motion.
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37.What is the correct sequence of actions before moving off?
Explanation: Before moving off, you should fasten your seatbelt, check your mirrors, signal your intent, look around for traffic and pedestrians, and only then move off when it is safe to do so.
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38.How often should a driver ideally check the mirrors while driving?
Explanation: Drivers should cultivate the habit of checking mirrors every 5 to 10 seconds to maintain awareness of their surroundings.
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39.What is tailgating in driving?
Explanation: Tailgating is when a driver follows too closely behind the vehicle in front. This reduces the reaction time needed to avoid a crash if the front vehicle suddenly stops. It’s risky and can lead to rear-end collisions. It also puts psychological pressure on the driver in front, possibly causing them to make mistakes.
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40.What is the recommended safe following distance while driving?
Explanation: The safe following distance should be at least one car length for every 16 km/h (approximately 10 mph). This provides enough time to react and stop safely if the vehicle in front brakes suddenly.
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41.What is the ‘two-second rule’ used for in driving?
Explanation: The ‘two-second rule’ helps you maintain a safe gap from the vehicle in front. As the car ahead passes a fixed object, count “one-thousand-and-one, one-thousand-and-two.” If you reach the object before finishing the count, you’re too close and need to slow down.
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42.Which of the following best describes what affects a vehicle’s total stopping distance?
Explanation: The total stopping distance is the sum of the driver’s reaction distance and the braking distance. Factors like speed, road conditions (e.g., wet or slippery surfaces), tyre condition, vehicle load, and the driver’s alertness (fatigue or alcohol) can all affect how long it takes to stop safely.
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43.What is the most important safety check a driver should perform before reversing a vehicle?
Explanation: Checking for children, pedestrians, or obstructions in the blind areas behind the vehicle before reversing is the most critical step in reversing to prevent accidents.
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44.Who has the right-of-way at designated Pedestrian Crossings?
Explanation: Pedestrian Crossings are established to ensure the safety of individuals on foot. At these marked locations, the law grants pedestrians the priority to cross the road safely. Drivers are obligated to yield to pedestrians who are using or clearly intending to use the crossing.
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45.Why is it crucial to avoid obstructing the passage of emergency vehicles like ambulances, fire engines, and police cars?
Explanation: Obstructing emergency vehicles can mean the difference between life and death for someone in need of urgent medical, fire, or police assistance, emphasizing the critical importance of allowing them unimpeded passage.
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46.Where should a driver focus their attention while driving?
Explanation: A driver’s primary focus should always be on the road ahead to anticipate hazards and respond safely. Regular checks of mirrors and the instrument panel help maintain full situational awareness.
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47.What is the most important sense used when driving?
Explanation: Vision accounts for about 80% of the information a driver processes while driving. This makes it critical to keep your eyes actively scanning the environment and checking mirrors regularly to stay alert to changes on the road.
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48.What is the safe stopping distance you should leave between your car and the one in front at a red light?
Explanation: Maintaining a gap of approximately 2 metres provides a crucial safety margin. This distance allows enough space to avoid a collision if the car in front were to roll back unexpectedly.
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49.What is the minimum legal tread depth for tyres?
Explanation: Tyres must have a minimum tread depth of 1.6mm. Anything below this increases the risk of skidding, especially during emergency braking or on wet roads.
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50.You’re approaching an intersection, and you see the given sign. What should you do?

Explanation: The Right turn only sign is crystal clearu2014it’s telling you to turn right, and that’s what you must do. No shortcuts or ignoring the rules here! Disobeying this sign could lead to a traffic violation, so stick to the plan and keep things safe and smooth. Simple as that!
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- Passing Score 80%

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