1.
Which tools is used to loosen or tighten cross-head screws?
Correct Answer
B. pHilips head screwdriver
Explanation
A Philips head screwdriver is used to loosen or tighten cross-head screws. Cross-head screws have a cross-shaped indentation on the head, and the Philips head screwdriver has a corresponding cross-shaped tip that fits securely into the screw head. By applying torque to the screwdriver, the user can rotate the screw in either direction to loosen or tighten it. This type of screwdriver is commonly used in various applications, including electronics, furniture assembly, and automotive repairs.
2.
Which tool is sometimes called a nut driver? It is used to tighten nuts in the same way that a screwdriver tightens screw?
Correct Answer
A. Hex driver
Explanation
A Hex driver is sometimes called a nut driver because it is used to tighten nuts in the same way that a screwdriver tightens screws. The Hex driver has a hexagonal-shaped tip that fits into the corresponding shape of the nut, allowing for a secure grip and efficient tightening. This tool is commonly used in various applications, such as assembling furniture or working on machinery, where nuts need to be tightened securely.
3.
Which tool is used for hardware to stand on to prevent static electricity from building up?
Correct Answer
A. Anti-static mat
Explanation
An anti-static mat is used for hardware to stand on to prevent static electricity from building up. This mat is specifically designed to dissipate static charges and provide a conductive surface that prevents the accumulation of static electricity. It helps to protect sensitive electronic components from damage caused by electrostatic discharge, which can occur when working with electronic devices. Using an anti-static mat ensures a safe working environment by grounding any static charges that may be present, thus preventing potential damage to the hardware.
4.
Which tool is used to strip and cut wires?
Correct Answer
D. Wire cutter
Explanation
A wire cutter is a tool specifically designed for cutting and stripping wires. It has sharp blades that can cleanly cut through wires of various gauges. Additionally, it also has a stripping notch or hole that allows for the removal of insulation from the wire without damaging the conductive core. This tool is commonly used in electrical work, telecommunications, and other industries that involve working with wires.
5.
Which tool is used to retrieve parts from location that are too small for your hand to fit?
Correct Answer
A. Part retriever
Explanation
A part retriever is a tool specifically designed to retrieve small parts from locations that are too small for a hand to fit. This tool is commonly used in industries or workshops where small components or objects need to be retrieved from tight spaces. It allows for precise and controlled handling of delicate or hard-to-reach parts.
6.
Which tool is used to clean different computer components without scratching or leaving debris?
Correct Answer
B. Lint-free cloth
Explanation
A lint-free cloth is used to clean different computer components without scratching or leaving debris because it is specifically designed to be soft and non-abrasive. Lint-free cloths are made of materials that do not shed fibers, ensuring that no debris is left behind when cleaning delicate computer components. This helps to prevent any potential damage or interference with the functioning of the components.
7.
Which tool is used to bundle cables neatly inside and outside of a computer?
Correct Answer
C. Cable ties
Explanation
Cable ties are used to bundle cables neatly inside and outside of a computer. They are flexible, durable, and easy to use, allowing users to secure and organize cables efficiently. Cable ties are commonly made of nylon and have a small tab that can be easily inserted into a locking mechanism, creating a tight and secure hold. By using cable ties, cables can be grouped together, preventing tangling and improving airflow within the computer, which is essential for maintaining optimal performance and reducing the risk of overheating.
8.
Which tool is used to loosen or tighten screws that have a star-like depression on the top, a feature that is mainly found on laptop?
Correct Answer
D. Torx screwdriver
Explanation
A Torx screwdriver is used to loosen or tighten screws that have a star-like depression on the top, which is a feature commonly found on laptops. This type of screwdriver has a six-pointed star-shaped tip that fits perfectly into the corresponding depression on the screw head, providing a secure grip and preventing slippage. The Torx screwdriver is designed to apply torque efficiently, making it ideal for working with small screws in electronic devices like laptops.
9.
Which tool is used to blow away dust and debris from different computer parts without touching the components?
Correct Answer
B. Compressed air
Explanation
Compressed air is the correct answer because it is a commonly used tool to clean computer parts without touching the components. It is effective in blowing away dust and debris from various computer parts such as keyboards, fans, and circuit boards. The high-pressure air helps to dislodge and remove the dirt without causing any damage to the delicate components. Using compressed air is a safe and efficient method to maintain the cleanliness and proper functioning of computer hardware.
10.
Which tool is used to loosen or tighten slotted screws?
Correct Answer
B. Flat head screwdriver
Explanation
A flat head screwdriver is used to loosen or tighten slotted screws because it has a flat, straight blade that fits into the slot on the screw head. This allows the user to apply torque and turn the screw in either direction. The shape of the flat head screwdriver allows it to fit securely into the slot, preventing slipping and providing better control during use.
11.
Which of the following is the most appropriate cleaning tool to be used in cleaning the RAM?
Correct Answer
A. Lint-free swab
Explanation
A lint-free swab is the most appropriate cleaning tool to be used in cleaning the RAM. Lint-free swabs are designed to remove dust and debris without leaving behind any fibers that could potentially damage the sensitive components of the RAM. Water and soap can cause damage to the RAM if not used properly, and oil should never be used as it can cause further damage and interfere with the functioning of the RAM. Therefore, the most appropriate option is a lint-free swab.
12.
Which tool is used to test the integrity of circuits and quality of electricity in computer components?
Correct Answer
D. Multimeter
Explanation
A multimeter is a versatile tool used to measure various electrical properties such as voltage, current, and resistance. It can be used to test the integrity of circuits by measuring the continuity of electrical connections and identifying any breaks or faults. Additionally, a multimeter can be used to assess the quality of electricity in computer components by measuring the voltage levels and ensuring they are within the specified range. Therefore, a multimeter is the most suitable tool for testing the integrity of circuits and the quality of electricity in computer components.
13.
Which of the following tools is appropriate to use when lighting up areas that you cannot see well when repairing or cleaning computer components?
Correct Answer
D. Flashlight
Explanation
A flashlight is the appropriate tool to use when lighting up areas that you cannot see well when repairing or cleaning computer components. A candle and lighter are not suitable as they produce an open flame, which can be a fire hazard and damage the computer components. A laser is not appropriate as it emits a focused beam of light, which may not provide sufficient illumination for the task at hand. A flashlight, on the other hand, is designed to provide a portable and concentrated source of light, making it ideal for illuminating hard-to-see areas during computer repairs or cleaning.
14.
Which tool is used to clean heat sinks?
Correct Answer
C. Compressed air
Explanation
Compressed air is the correct answer because it is commonly used to clean heat sinks. Heat sinks can accumulate dust and debris over time, which can affect their performance. Using compressed air helps to remove these particles effectively without causing damage to the heat sink. It is a safe and efficient method to clean heat sinks and maintain their optimal functioning.
15.
Which tool is used to manipulate small parts in repairing or cleaning computer components?
Correct Answer
B. Tweezers
Explanation
Tweezers are used to manipulate small parts in repairing or cleaning computer components. They have fine, pointed tips that allow for precise handling of small objects. They are commonly used to remove or insert delicate components, such as connectors or jumpers, without causing damage to the surrounding parts. Tweezers are an essential tool for technicians working on intricate computer repairs or maintenance tasks.
16.
Which tools are used to clean Computer Case?
Correct Answer
A. Ethyl alcohol & Lint-free cloth
Explanation
Ethyl alcohol and lint-free cloth are used to clean the computer case. Ethyl alcohol is an effective cleaning agent that can remove dirt, dust, and grime from the surface of the case. It evaporates quickly and leaves no residue behind. Lint-free cloth is used to wipe the case without leaving any lint or fibers. Together, these tools can help maintain a clean and dust-free computer case, which is important for the proper functioning and longevity of the computer components.
17.
Which tools are used to clean keyboard?
Correct Answer
D. All of the above
Explanation
All of the above options are correct because different tools can be used to clean a keyboard depending on the level of dirtiness. A computer brush and compressed air can be used to remove dust and debris from between the keys. A mild cleaning solution and lint-free cloth can be used to clean the surface of the keys. Ethyl alcohol and lint-free swabs can be used for deeper cleaning or to remove sticky residue. So, depending on the specific cleaning needs, any combination of these tools can be used to clean a keyboard effectively.
18.
Which cleaning tools are the most appropriate to be used in cleaning monitors?
Correct Answer
B. Mild cleaning solution & lint-free cloth
Explanation
The most appropriate cleaning tools to be used in cleaning monitors are a mild cleaning solution and a lint-free cloth. Using compressed air or water can potentially damage the monitor, so it is not recommended. A mild cleaning solution helps to remove smudges and fingerprints, while a lint-free cloth ensures that no fibers or particles are left behind on the monitor's surface.
19.
Which of the following are the most appropriate cleaning tool to be used in cleaning a mouse?
Correct Answer
A. Lint-free cloth & Ethyl alcohol
Explanation
Lint-free cloth and ethyl alcohol are the most appropriate cleaning tools to be used in cleaning a mouse because a lint-free cloth will not leave any fibers or residue behind, ensuring a thorough clean. Ethyl alcohol is an effective disinfectant that can help remove dirt, oils, and germs from the mouse surface. Using soap and water or compressed air and oil may not be as effective in removing dirt and disinfecting the mouse properly.
20.
Which of the following is most appropriate tool in cleaning motherboard?
Correct Answer
C. Compressed air
Explanation
Compressed air is the most appropriate tool for cleaning a motherboard because it effectively removes dust and debris without causing any damage. Using a computer brush or a lint-free cloth may still leave behind particles or fibers, which can interfere with the motherboard's functionality. Water is not recommended as it can cause corrosion and electrical damage. Compressed air, on the other hand, can easily blow away dust and dirt from hard-to-reach areas without leaving any residue.