1.
The online guide (by BCA) that helps you locate buildings or places in Singapore that are accessible to everyone, e.g. handicapped people, is ____________ .
Correct Answer
C. Www.friendlybuildings.sg
Explanation
The correct answer is www.friendlybuildings.sg. This website is likely to provide information about buildings or places in Singapore that are accessible to everyone, including handicapped people. The domain name "friendlybuildings" suggests that the website focuses on promoting accessibility and inclusivity in building design.
2.
Which of the following is an international award-winning interior design firm?
Correct Answer
D. Super Potato
Explanation
Super Potato is an international award-winning interior design firm.
3.
Herman Miller is a manufacturing company and retailer for top quality _______.
Correct Answer
B. Furniture
Explanation
Herman Miller is a well-known manufacturing company and retailer that specializes in producing and selling top-quality furniture. They are renowned for their innovative designs and high-quality craftsmanship in the furniture industry. Their products range from office furniture to home furnishings, and they have a reputation for providing durable and ergonomic solutions for their customers.
4.
Helianthus annus is the botanical name of which flower?
Correct Answer
C. Sunflower
Explanation
Helianthus annus is the botanical name for the sunflower. The term "botanical name" refers to the scientific name given to a plant species. In this case, Helianthus annus specifically refers to the sunflower. Therefore, the correct answer to the question is Sunflower.
5.
Roadside trees that are located along ___________ are protected under National Parks Board’s Heritage Roads Scheme.
Correct Answer
C. Mandai Road
Explanation
Roadside trees that are located along Mandai Road are protected under National Parks Board's Heritage Roads Scheme.
6.
The 5th President of Singapore, the late Mr Ong Teng Cheong, was a qualified _______________.
Correct Answer
C. Architect
Explanation
The late Mr Ong Teng Cheong, the 5th President of Singapore, was a qualified architect. This means that he had the necessary qualifications and expertise in the field of architecture. As an architect, he would have been involved in designing and planning buildings and structures. This profession requires a deep understanding of aesthetics, functionality, and construction principles. Being an architect would have provided Mr Ong Teng Cheong with a unique perspective and skillset that he could have applied during his presidency.
7.
The Sichuan earthquake measured 8.0 on the Richter scale. This scale ranges from a minimum of 1 to a maximum of ____?
Correct Answer
D. 10
Explanation
The Richter scale is a logarithmic scale used to measure the magnitude of earthquakes. It ranges from 1 to 10, with each whole number increase representing a tenfold increase in the amplitude of the seismic waves. Since the Sichuan earthquake measured 8.0 on the Richter scale, the maximum value on the scale is 10.
8.
The Circle Line is expected to be completed in 2010. Which of the following MRT stations will be the deepest in Singapore, measuring 35m from the road surface?
Correct Answer
B. Museum Station
Explanation
The correct answer is Museum Station. This is because it is stated that the station will be the deepest in Singapore, measuring 35m from the road surface. Therefore, among the given options, Museum Station is the only one that fits this description.
9.
The Double Helix Bridge at Marina Bay will be the newest and most distinctive landmark in Singapore when it is completed at the end of 2009. How many people is the bridge designed to support?
Correct Answer
C. 16,000 people
Explanation
The Double Helix Bridge at Marina Bay is designed to support 16,000 people. This means that the bridge has been constructed with the capacity to accommodate a large number of individuals at any given time. It is intended to serve as a major landmark in Singapore and provide a safe and convenient passage for a significant number of pedestrians.
10.
Which is the tallest structure in the world?
Correct Answer
A. Burj Dubai (in Dubai)
Explanation
The Burj Dubai, located in Dubai, is the tallest structure in the world. It stands at a height of 828 meters (2,717 feet) and consists of 163 floors. The building's impressive height and architectural design have made it an iconic landmark and a symbol of Dubai's modernization and economic growth. It has attracted tourists and visitors from around the world, offering breathtaking views of the cityscape from its observation deck.
11.
Which is the longest suspension bridge in the world?
Correct Answer
C. Akashi-Kaikyō Bridge (in Honshu, Japan)
Explanation
The Akashi-Kaikyō Bridge in Honshu, Japan, is the longest suspension bridge in the world. It spans a total length of 3,911 meters (12,831 feet). The bridge connects the city of Kobe to Awaji Island and serves as an important transportation link. It was completed in 1998 and is renowned for its impressive engineering and architectural design. The bridge's length and its ability to withstand strong earthquakes and harsh weather conditions make it a remarkable feat of engineering.
12.
Which of the following is NOT a phenomenon related to global warming?
Correct Answer
D. Less frequent El Nino events
Explanation
Less frequent El Nino events is not a phenomenon related to global warming. Global warming refers to the long-term increase in the Earth's average temperature, which is supported by the fact that the Earth's temperature is increasing. The reduction of ice in the Arctic sea and the bleaching of coral reefs are also consequences of global warming. However, El Nino events are not directly linked to global warming. El Nino is a natural climate pattern that occurs irregularly in the tropical Pacific Ocean and affects weather patterns globally. While global warming may influence the intensity of El Nino events, it does not directly cause them or make them less frequent.
13.
Kyoto Protocol is an international treaty which aims to reduce the greenhouse gases in the environment. Which country(ies) has\have not signed the Kyoto Protocol?
Correct Answer
D. United States of America
Explanation
The United States of America has not signed the Kyoto Protocol. The Kyoto Protocol is an international treaty designed to reduce greenhouse gas emissions. While many countries, including EU countries, Japan, and Singapore, have signed the treaty, the United States has not. This decision has been a point of contention and debate, as the United States is one of the largest contributors to global greenhouse gas emissions.
14.
Which of the following is NOT a renewable source of energy?
Correct Answer
C. Natural Gas
Explanation
Natural gas is not a renewable source of energy because it is a fossil fuel that is formed from the remains of ancient plants and animals. It is a finite resource that takes millions of years to form, and once it is depleted, it cannot be replenished within a human timescale. In contrast, the sun, wind, and tidal energy are considered renewable sources because they are naturally replenished and will not run out in the foreseeable future.
15.
What is a green roof?
Correct Answer
C. A roof with plants to keep heat out of a building
Explanation
A green roof is a type of roof that is covered with plants, typically vegetation or grass. This type of roof helps to keep heat out of a building by providing insulation and reducing the amount of heat that is absorbed by the roof. The plants on the roof also help to absorb rainwater, reduce stormwater runoff, and improve air quality. Green roofs are often used in urban areas to mitigate the heat island effect and provide additional green space.
16.
You often use a room lit with fluorescent lamps only. Which is the best way to save electricity if you are leaving the room for 10 minutes?
Correct Answer
A. Switch off the lamp for that 10-minute period
Explanation
Switching off the lamp for the 10-minute period is the best way to save electricity because even though fluorescent lamps use a small amount of current to start, the amount of energy saved by turning off the lamp for 10 minutes outweighs the energy used to start it again. By switching off the lamp, you can reduce unnecessary energy consumption and contribute to saving electricity.
17.
How does an occupancy (motion) sensor works?
Correct Answer
B. It detects changes in infra-red energy (body heat of the occupant) within the coverage area. It operates by the “line of sight” principle.
Explanation
The correct answer is that an occupancy (motion) sensor works by detecting changes in infra-red energy (body heat of the occupant) within the coverage area. It operates by the "line of sight" principle. This means that the sensor can detect the presence of a person by sensing the heat they emit and can determine their movement within the sensor's range. This method is commonly used in motion sensors to detect occupancy in rooms and trigger actions such as turning on lights or adjusting temperature settings.
18.
What is the cost of sleeping in an air-conditioned room of 30 sq m for 1 night? Assume that the air-conditioning system has a net power rating of 1200W and is turned on for 12 hours.
Correct Answer
A. A plate of chicken rice ($3.50)
19.
Which of the following appliances typically uses the most electrical power in 1 hour?
Correct Answer
C. Washing machine
Explanation
The washing machine typically uses the most electrical power in 1 hour compared to the other appliances listed. Washing machines require a significant amount of electricity to power the motor, heating elements, and water pumps necessary for washing and drying clothes. In contrast, fans, televisions, and personal computers generally consume less power compared to washing machines.
20.
Many of your appliances may be using energy even when they're turned off. This wasted energy, called "standby power loss," is the price of convenience. Guilty appliances include DVDs, electric toothbrushes, cordless phones, instant-on TV sets, and other electronic appliances with remote controls, timers, clocks, or memory. How much does this standby power loss constitute in your total home electronics energy?
Correct Answer
B. Can be up to 30%
Explanation
Standby power loss refers to the energy consumed by appliances even when they are turned off. This energy loss can be significant and can account for up to 30% of the total energy consumed by home electronics. Therefore, it is important to be aware of this standby power loss and take measures to reduce it, such as unplugging appliances when not in use or using power strips with an on/off switch.
21.
Singapore’s richest man is Ng Teng Fong. In Forbes’ list of richest men in the world, he is ranked 137. Which industry is he in?
Correct Answer
C. Real estate
Explanation
Ng Teng Fong, Singapore's richest man, is involved in the real estate industry. This is evident from his ranking of 137 in Forbes' list of the world's richest individuals. Real estate refers to the buying, selling, and development of properties, including land and buildings. Ng Teng Fong's wealth and Forbes' ranking indicate his success and prominence in the real estate sector.
22.
The Opening Ceremony of the 2010 Youth Olympic Games is expected to be held at the ___________________.
Correct Answer
A. Marina Bay Floating Platform
Explanation
The correct answer is Marina Bay Floating Platform. This is because the opening ceremony of the 2010 Youth Olympic Games is expected to be held at this location. The Marina Bay Floating Platform is a large floating stage located in Marina Bay, Singapore, and is known for hosting various events and performances.
23.
Singapore Aerospace is an exhibition of airplanes and aerospace related technology. It is organized by an events management company operating in the MICE industry. What does MICE stand for?
Correct Answer
B. Meetings, Incentives, Conventions and Exhibitions
Explanation
MICE stands for Meetings, Incentives, Conventions and Exhibitions. This acronym is commonly used in the events industry to refer to a specific type of business tourism that involves organizing and hosting various types of events such as meetings, conferences, trade shows, and exhibitions. In the context of the given question, the events management company organizing the Singapore Aerospace exhibition operates in the MICE industry, indicating that they specialize in planning and managing these types of events.
24.
Which of the following is Singapore’s largest venue for exhibitions?
Correct Answer
A. Singapore Expo
Explanation
Singapore Expo is Singapore's largest venue for exhibitions. It is a purpose-built exhibition center located in the eastern part of Singapore. Spanning over 100,000 square meters, it offers a versatile space for various events including exhibitions, conventions, conferences, and concerts. With its state-of-the-art facilities and infrastructure, Singapore Expo has become a premier choice for hosting large-scale exhibitions and trade shows in Singapore.
25.
The Esplanade in Singapore is also known as _________________.
Correct Answer
D. Theatres on the bay
Explanation
The Esplanade in Singapore is also known as "Theatres on the bay" because it is a performing arts center that houses multiple theaters and concert halls. It is located along the Marina Bay waterfront, making it a prominent landmark in the city. The name "Theatres on the bay" accurately describes the main function of the Esplanade, which is to provide a venue for various performing arts events and shows.
26.
Which of the following statements is NOT true about how technology can be used?
Correct Answer
B. It can transmit electricity to computers using wireless technology
Explanation
While technology can transmit data wirelessly to computers, it cannot transmit electricity wirelessly. Electricity still requires physical connections or wireless charging methods to power devices.
27.
You take longer than your friend to load the same page from a local website. Which of the following is NOT a possible reason?
Correct Answer
C. Your house is 2km further away from the place where the website is hosted.
Explanation
The distance between your house and the location of the website hosting does not affect the loading time of a local website. The speed of the internet connection, the number of people accessing the site, and the resources of the computer can all impact the loading time.
28.
How can technology be used during the planning and design stages of a building?
1. Use software to simulate how people will use the facilities and open spaces in and around a building. This can help the architect to design the building to optimise land use.2. Use 3-D software to design a building so that it is easier for all parties to understand.
3. Automatically produce a building design on a given plot of land.
Correct Answer
B. 1 and 2 only
Explanation
During the planning and design stages of a building, technology can be used in multiple ways. Firstly, software can be used to simulate how people will use the facilities and open spaces in and around the building. This allows the architect to optimize land use and create a more efficient design. Additionally, 3-D software can be utilized to design the building, making it easier for all parties involved to understand the design. This visual representation helps in better communication and collaboration among architects, engineers, and clients. Therefore, the correct answer is 1 and 2 only.
29.
You are unable to copy music files from an Audio CD to your hard disk directly, unlike most other files. What is the most likely reason?
Correct Answer
C. Music is stored differently from files.
Explanation
Music is stored differently from files on an Audio CD because it uses a different format called Compact Disc Digital Audio (CDDA). This format is specifically designed for audio playback and does not allow direct copying of music files to a hard disk. Unlike other files that can be easily copied, music files on an Audio CD are encoded in a way that requires specialized software or tools to extract and convert them into a compatible digital format for storage on a computer's hard disk.
30.
Which of the following is NOT true about wireless network?
Correct Answer
B. You cannot connect to your neighbour’s unsecured network if he has closed all his doors and windows.
Explanation
The given statement "You cannot connect to your neighbour’s unsecured network if he has closed all his doors and windows" is not true about wireless networks. The physical barriers such as doors and windows do not affect the ability to connect to a wireless network. Wireless signals can penetrate through walls and other obstacles, allowing users to connect to a network even if there are physical barriers in between.