1.
What is the primary input device of a computer?
Correct Answer
C. Keyboard
Explanation
The primary input device of a computer is the keyboard. It is used to input information, commands, and text into the computer. The keyboard allows the user to type and interact with the computer by pressing different keys. It is an essential tool for communication and data entry, making it the primary input device for computers.
2.
The following item includes information such as physical data, toxicity, health effects, first aid, storage, disposal, and spill procedures for a chemical substance:
Correct Answer
C. MSDS
Explanation
The correct answer is MSDS because MSDS stands for Material Safety Data Sheet, which is a document that provides detailed information about a chemical substance. It includes physical data such as boiling point and melting point, toxicity and health effects, first aid procedures in case of exposure, storage recommendations, disposal guidelines, and spill procedures. It is an important resource for ensuring the safe handling and use of chemicals.
3.
What is the name of a pointing device used to move a pointer on the screen and to make selections?
Correct Answer
D. Mouse
Explanation
A mouse is a pointing device that allows users to move a pointer on the screen and make selections. It typically has two buttons and a scroll wheel, which can be used to navigate through documents or web pages. The mouse is an essential tool for interacting with a computer and is commonly used in conjunction with a keyboard to navigate and control various functions and applications.
4.
The following tool can be of great help to discover and report computer errors and conflicts at POST:
Correct Answer
A. POST diagnostic card
Explanation
A POST diagnostic card is a tool that can be used to discover and report computer errors and conflicts during the Power-On Self-Test (POST) process. It is a hardware device that is inserted into the computer's expansion slot and provides diagnostic information through a series of LED lights. This card helps in identifying and troubleshooting any issues that may occur during the boot-up process, allowing for efficient problem-solving and resolution.
5.
What is the name of the visual device that displays the primary output of the computer?
Correct Answer
A. Monitor
Explanation
The visual device that displays the primary output of the computer is called a monitor. It is an essential peripheral that allows users to view and interact with the information being processed by the computer. Monitors come in various sizes, resolutions, and types (such as LCD or LED) to provide a visual display of text, images, videos, and other graphical content generated by the computer.
6.
The following type of plan can help prevent failures and reduce repair costs and downtime:
Correct Answer
D. Preventive maintenance plan
Explanation
A preventive maintenance plan is designed to prevent failures and reduce repair costs and downtime. It involves regularly scheduled inspections, maintenance, and repairs to identify and address potential issues before they become major problems. By implementing a preventive maintenance plan, organizations can proactively maintain their equipment and systems, ensuring they are in optimal condition and minimizing the risk of failures. This can help prevent costly repairs, minimize downtime, and increase overall efficiency and productivity.
7.
What is the name of the device that produces output on paper, often called hard cop
Correct Answer
D. Printer
Explanation
The device that produces output on paper is called a printer. It is often referred to as a hard copy because it creates a physical copy of the information that was inputted into the computer. The keyboard, mouse, and monitor are all input devices or display devices that do not directly produce output on paper. Therefore, the correct answer is printer.
8.
The following is one of the items that you always need to back up from your computer:
Correct Answer
C. Email address list
Explanation
The email address list is something that is valuable and can be difficult to retrieve if lost. It contains important contact information for individuals or businesses that you may need to communicate with. Therefore, it is essential to back up this list to ensure that it is not lost in case of computer failure or other issues.
9.
What other type of printer is popular today besides ink-jet, laser, solid ink and dot matrix?
Correct Answer
C. Thermal
Explanation
Thermal printers are another popular type of printer today, alongside ink-jet, laser, solid ink, and dot matrix printers. Thermal printers use heat to create an image on paper, making them ideal for applications such as receipts, labels, and tickets. They are commonly used in retail, hospitality, and healthcare industries due to their fast printing speed, low maintenance requirements, and high-quality output. Thermal printers are also known for their quiet operation and compact size, making them suitable for various environments.
10.
When you first set up a computer, you need to start the following to help with future maintenance and troubleshooting:
Correct Answer
D. Record Book
Explanation
When you first set up a computer, you need to start the record book to help with future maintenance and troubleshooting. The record book is a document where you can keep track of important information about your computer setup, such as the serial numbers of hardware components, software licenses, and any changes or upgrades made to the system. This record book can be a valuable resource when you need to refer back to specific details about your computer setup or when troubleshooting issues with your system.
11.
What is the name of a device that is not installed directly on the motherboard?
Correct Answer
D. PeripHeral Device
Explanation
A peripheral device is a device that is connected to a computer but is not directly installed on the motherboard. These devices include input devices like keyboards and mice, output devices like monitors and printers, and storage devices like external hard drives. They are called peripheral devices because they are on the periphery or outer edge of the computer system, providing additional functionality and expanding the capabilities of the computer.
12.
The following can damage your computer:
Correct Answer
A. Tar from cigarettes
Explanation
Tar from cigarettes can damage your computer because it can accumulate on the internal components, such as the fan and heat sink, leading to overheating and reduced performance. The tar can also clog the ventilation system, causing the computer to overheat and potentially causing damage to the internal components. Additionally, the sticky nature of tar can attract dust and debris, further affecting the computer's performance and potentially causing hardware failure.
13.
What is the name of the port to an external home theater audio system, providing digital output and best signal quality?
Correct Answer
C. S/PDIF port (a.k.a. Sony/ pHillips Digital Interface)
Explanation
The correct answer is S/PDIF port (a.k.a. Sony/ Phillips Digital Interface). This port is specifically designed to connect an external home theater audio system and provides digital output, ensuring the best signal quality. It allows for the transmission of high-quality audio signals from devices such as DVD players, Blu-ray players, and audio receivers to the home theater system, resulting in a superior audio experience.
14.
How often should you make sure air vents on a PC are clear?
Correct Answer
B. Yearly
Explanation
It is important to ensure that air vents on a PC are clear on a yearly basis. Over time, dust and debris can accumulate in the vents, obstructing airflow and causing the computer to overheat. Regularly cleaning the vents helps to prevent overheating and ensures that the PC operates efficiently. By doing this yearly, users can maintain the optimal performance and lifespan of their computer.
15.
What is the name of the port provided by some older motherboards that transmits data serially?
Correct Answer
B. Serial port
Explanation
A serial port is the correct answer because it is a type of port found on older motherboards that transmits data serially. Unlike parallel ports, which transmit multiple bits of data simultaneously, serial ports transmit one bit at a time. S/PDIF is a digital audio interface, and LAN Antenna port refers to a port for connecting a wireless antenna.
16.
How often should you perform backups on your system?
Correct Answer
D. At least weekly
Explanation
Performing backups on a system at least weekly is important to ensure that any data loss or system failures can be easily recovered. Weekly backups help to minimize the risk of losing important files or data due to hardware failures, software glitches, or other unforeseen events. Regular backups also provide an up-to-date copy of the system, allowing for a quicker restoration process if needed. By performing backups on a weekly basis, you can ensure that your system is protected and that you have recent backups available in case of any emergencies.
17.
What is the name of the temporary storage that the processor uses to temporarily hold both data and instructions while it is processing them?
Correct Answer
B. Memory
Explanation
Memory is the correct answer because it refers to the temporary storage that the processor uses to hold both data and instructions while processing them. Memory is a crucial component in a computer system as it allows for quick access to data and instructions, enabling the processor to perform tasks efficiently. Secondary storage, CMOS, and BIOS are not the correct answers as they serve different purposes in a computer system. Secondary storage is used for long-term data storage, CMOS is a type of memory used to store system settings, and BIOS is a firmware that initializes the hardware during startup.
18.
How often should you clean printers from dust and bits of paper?
Correct Answer
A. At least monthly
Explanation
Printers should be cleaned from dust and bits of paper at least monthly to ensure their optimal performance. Regular cleaning helps to prevent dust buildup, which can clog the printer's internal components and affect its functionality. Additionally, removing bits of paper is crucial as they can cause paper jams and other printing issues. By cleaning the printer on a monthly basis, you can maintain its efficiency and prolong its lifespan.
19.
What is the name of the device that provide primary storage?
Correct Answer
A. RAM
Explanation
RAM stands for Random Access Memory, and it is a type of primary storage device. It is used to store data that is currently being used by the computer's operating system, applications, and processes. RAM is volatile memory, meaning that its contents are lost when the computer is powered off. It allows for fast and temporary storage of data, making it essential for the smooth functioning of a computer system.
20.
How can you define a sealed case conatining platters or disks that rotate at high speed?
Correct Answer
A. Hard Drive
Explanation
A hard drive is a sealed case containing platters or disks that rotate at high speed. This rotating motion allows data to be read from and written to the platters, making it a crucial component for storing and retrieving digital information in computers. Unlike RAM, which is a volatile drive that loses its data when power is turned off, a hard drive is non-volatile and retains its data even when the power is off. ROM, on the other hand, stands for Read-Only Memory and refers to a type of non-volatile memory that stores permanent data and cannot be modified.
21.
The following is a general guideline when preparing to ship a computer:
Correct Answer
C. Back up the hard drive
Explanation
Backing up the hard drive is an important step when preparing to ship a computer because it ensures that all important data and files are safely stored. This is necessary to prevent any potential loss or damage that may occur during the shipping process. By creating a backup, the user can easily restore their data in case of any unforeseen circumstances or mishaps that could potentially occur during transit.
22.
Which type of connector on a motherboard can support one or two EIDE devices?
Correct Answer
D. Parallel ATA
Explanation
The correct answer is Parallel ATA. Parallel ATA, also known as PATA, is a type of connector on a motherboard that can support one or two EIDE (Enhanced Integrated Drive Electronics) devices. EIDE is an interface standard used for connecting storage devices such as hard drives and optical drives to the motherboard. Serial ATA (SATA) is a newer and faster interface, but it does not support EIDE devices. RIMM and SIMM are types of memory modules and are not related to connecting storage devices.
23.
The following is true when shipping a computer:
Correct Answer
B. Remove any removable disks from the drives
Explanation
When shipping a computer, it is important to remove any removable disks from the drives. This is because leaving them in the drives can cause damage during transportation. Removable disks include items such as CDs, DVDs, or USB drives. By removing them, the risk of them getting dislodged or scratched is minimized, ensuring the safety of the computer during shipping.
24.
What is the internal technology that most hard drives use today?
Correct Answer
B. IDE
Explanation
IDE, or Integrated Drive Electronics, is the correct answer. IDE is the internal technology that most hard drives use today. IDE refers to the interface that connects the hard drive to the computer's motherboard. It allows for data transfer between the hard drive and the computer. IDE has been widely adopted in the industry due to its simplicity and compatibility with various computer systems.
25.
Which standard allows for more than four drives installed in a system and applies only to hard drives, not to other drives?
Correct Answer
C. Serial ATA
Explanation
Serial ATA (SATA) is the correct answer because it is a standard that allows for more than four drives to be installed in a system, specifically hard drives. EIDE and Parallel ATA are older standards that typically support up to four drives, while IDE is a general term that encompasses both EIDE and Parallel ATA. SATA was introduced as an improvement over these older standards, offering faster data transfer rates and supporting a larger number of drives.
26.
The following is true when shipping a notebook computer:
Correct Answer
A. Remove the battery
Explanation
When shipping a notebook computer, it is important to remove the battery. This is because the battery can potentially leak or cause damage during transit. By removing the battery, the risk of any accidents or damage is minimized.
27.
Which secondary storage device is sometimes found inside the case and can hold 3.5-inch disks containing up to 1.44 MB of data?
Correct Answer
B. Floppy Drive
Explanation
A floppy drive is a secondary storage device that is sometimes found inside the case of a computer. It can hold 3.5-inch disks containing up to 1.44 MB of data. Floppy drives were commonly used in the past for data storage and transfer, but they have become less common with the advent of more advanced storage technologies such as USB drives and cloud storage.
28.
Consider purchasing the following when shipping a computer:
Correct Answer
D. Postal insurance
Explanation
Postal insurance is suggested as one of the things to consider when shipping a computer because it provides coverage and protection against any potential damage, loss, or theft that may occur during the shipping process. This is especially important when shipping valuable items like computers, as they can be fragile and prone to damage. By purchasing postal insurance, the sender can have peace of mind knowing that they will be compensated in case any unfortunate incidents happen during transit.
29.
What is the name for the system of the pathways used for communcation and the protocol and methods used for transmission?
Correct Answer
C. Bus
Explanation
The correct answer is "Bus" because a bus is a system of pathways used for communication and the protocol and methods used for transmission. A bus is a common communication pathway that allows multiple devices to share information and transmit data. It is a widely used method in computer systems and networks to transfer data between different components.
30.
You should dispose of alkaline batteries in the following way:
Correct Answer
A. Dispose of them in the regular trash
Explanation
Alkaline batteries should be disposed of in the regular trash because they do not contain hazardous materials that would require special handling. They can be safely thrown away with other household waste. Burning or burying them can release harmful chemicals into the environment, and smashing them can cause the release of toxic substances. Therefore, the safest and most appropriate way to dispose of alkaline batteries is to place them in the regular trash.
31.
You should dispose of button batteries in the following way:
Correct Answer
B. Return them to the original dealer
Explanation
The correct answer is to return button batteries to the original dealer. This is because button batteries contain toxic materials that can harm the environment if not disposed of properly. Returning them to the original dealer ensures that they will be handled and disposed of in a safe and responsible manner. Disposing of them in regular trash, burning them, or burying them can all have negative environmental consequences and should be avoided.
32.
What is the width of the data bus called?
Correct Answer
C. Data path size
Explanation
The width of the data bus is referred to as the data path size. The data bus is responsible for transferring data between different components of a computer system. The width of the data bus determines the number of bits that can be transferred simultaneously. A wider data path allows for faster data transfer and increased bandwidth.
33.
The following is true when working inside a computer case:
Correct Answer
D. Don't stack boards on top of each other
Explanation
Stacking boards on top of each other inside a computer case is not recommended because it can lead to overheating and poor air circulation. The components on the boards generate heat, and stacking them can restrict the flow of air, causing them to overheat. This can result in system instability, reduced performance, and even permanent damage to the components. It is important to properly space out the boards and ensure that there is sufficient airflow within the case to maintain optimal operating temperatures.
34.
What is the name of the component dedicated to timing the activities of the chips on the motherboard?
Correct Answer
D. System clock
Explanation
The system clock is a component dedicated to timing the activities of the chips on the motherboard. It synchronizes the operations of various components, ensuring that they work together efficiently. The system clock generates regular electrical pulses that regulate the speed at which data is processed and transferred between different parts of the computer. It helps maintain the overall stability and performance of the system by coordinating the timing of operations and ensuring that they occur at the correct intervals.
35.
The following is true when working inside a computer case:
Correct Answer
C. Don't use grapHite pencil to change DIP switch settings
Explanation
Using a graphite pencil to change DIP switch settings is not recommended because graphite is a conductor of electricity. This means that using a graphite pencil can cause a short circuit or damage the components of the computer. It is important to use non-conductive tools, such as plastic or rubber, when working with DIP switch settings to avoid any potential harm to the computer.
36.
Select from the options one of the two types of damage in an electronic components cased by ESD: (I'm not sure about the answer for this question... notify me for any suggestions... thanks!)
Correct Answer
D. Upset failure
Explanation
Upset failure is a type of damage in electronic components caused by ESD. ESD, or Electrostatic Discharge, refers to the sudden flow of electricity between two objects with different charges. This discharge can cause a rapid change in voltage, leading to damage in electronic components. Upset failure specifically refers to the disruption or alteration of the normal functioning of the component due to ESD. It can result in data corruption, memory loss, or even complete failure of the component.
37.
Which expansion slot is used for a video card?
Correct Answer
A. AGP
Explanation
AGP (Accelerated Graphics Port) is the correct answer because it is a specific expansion slot designed for video cards. AGP provides faster data transfer rates and is specifically optimized for graphics-intensive applications. ATA, ISA, and IDE are not expansion slots used for video cards. ATA is a standard for connecting storage devices, ISA is an older expansion slot standard, and IDE is a type of interface used for connecting storage devices.
38.
The following type of damage caused by ESD destroys the component beyond use:
Correct Answer
A. CatastropHic failure
Explanation
Catastrophic failure refers to a type of damage caused by electrostatic discharge (ESD) that completely destroys the component, rendering it unusable. This type of failure is severe and irreversible, causing permanent damage to the electronic device. Unlike upset failure, which may cause temporary malfunctions or errors, catastrophic failure results in the complete breakdown of the component. The bracelet feature and dissipate failure are not relevant to the question and do not describe the type of damage caused by ESD.
39.
What is the name of the card that provides a port for the monitor?
Correct Answer
C. Video card
Explanation
A video card is the correct answer because it is the component in a computer that provides a port for connecting a monitor. It is responsible for generating and outputting visual images to the monitor, allowing users to see and interact with the computer's graphical user interface. Sound cards are responsible for audio output, network cards are used for connecting to a network, and MODEM cards are used for connecting to the internet.
40.
What is the most important component of the computer's electrical system?
Correct Answer
B. Power supply
Explanation
The power supply is the most important component of a computer's electrical system because it provides the necessary electrical power to all other components. Without a functioning power supply, the computer would not be able to operate or perform any tasks. It converts the AC power from the wall outlet into DC power that the computer can use, and distributes the power to the various components such as the motherboard, CPU, and peripherals. Essentially, the power supply is responsible for ensuring that all other components receive the proper amount of power to function correctly.
41.
A ground bracelet is also called:
Correct Answer
B. ESD bracelet
Explanation
A ground bracelet is also known as an ESD bracelet. ESD stands for electrostatic discharge, and these bracelets are designed to prevent the buildup and discharge of static electricity, which can damage electronic components. They are commonly used in industries such as electronics manufacturing and assembly, where the risk of electrostatic discharge can be high. The bracelet is worn on the wrist and is connected to a grounding point, allowing any static electricity to safely dissipate.
42.
The following tools dissipate ESD and are commonly used by bench technician:
Correct Answer
D. Ground mats
Explanation
Ground mats are commonly used by bench technicians to dissipate electrostatic discharge (ESD). When working with sensitive electronic components, it is important to prevent ESD as it can damage or destroy the components. Ground mats are made of conductive materials that provide a path to ground, allowing any static charges to safely discharge. By placing the components and tools on the ground mat, any static electricity that builds up will be safely discharged, protecting the components from ESD damage.
43.
The following is true when working inside a PC monitor:
Correct Answer
B. You don't want to be grounded
Explanation
Being grounded while working inside a PC monitor can be potentially dangerous as it can cause electrostatic discharge (ESD) which can damage sensitive electronic components. Therefore, it is important to avoid being grounded to prevent any ESD events.
44.
The following is true when working inside older AT cases:
Correct Answer
C. Leaving the power cord plugged in helps to ground the case
Explanation
Leaving the power cord plugged in helps to ground the case because it provides a path for the electrical charges to flow safely to the ground, reducing the risk of electrical shocks or damage to the components.
45.
You can check the following site to see if your hardware and applciations qualify for all Windows 2000 operating systems:
Correct Answer
A. Testedproducts.windowsmarketplace.com
Explanation
The given answer, testedproducts.windowsmarketplace.com, is the correct website to check if your hardware and applications qualify for all Windows 2000 operating systems. The other websites mentioned, www.testyourproduct.org, yourproduct.windows2000.com, and windows2000.com.yourproducts, are not valid websites for this purpose.
46.
The following is true when working with ATX and BTX cases:
Correct Answer
B. Residual power is still on even when the power is turned off
Explanation
When working with ATX and BTX cases, it is important to note that residual power is still present even when the power is turned off. This means that even after shutting down the system, there is still some electrical energy remaining in the components and circuits. Therefore, it is necessary to take precautions and handle the components carefully to avoid any potential electric shocks or damage.
47.
The following is true when taking apart a computer:
Correct Answer
D. Put the computer on a table with plenty of room
Explanation
When taking apart a computer, it is important to put the computer on a table with plenty of room. This is because dismantling a computer requires space to spread out the components and organize them properly. It also helps to prevent any accidental damage or loss of small parts. By having enough room, it becomes easier to work on the computer and ensures a more efficient and safe disassembly process.
48.
The following is true when opening a computer case:
Correct Answer
B. Some case panels don't use screws
Explanation
Some case panels don't use screws. This means that not all case panels require screws to be opened. There may be other mechanisms or methods, such as clips or latches, to open these panels. Therefore, it is not true that all types of case panels have screws on the rear, front, or one side.
49.
The following is true when working jon a tower case:
Correct Answer
D. Lay it on its side so the motherboard is on the bottom
Explanation
When working on a tower case, it is recommended to lay it on its side so that the motherboard is on the bottom. This is because it allows for easier access to the components and cables connected to the motherboard. Additionally, placing the motherboard on the bottom helps in preventing any potential damage to the motherboard or other components during the work.
50.
Drives are connected to the motherboard using one of the following options:
Correct Answer
A. Serial ATA cables
Explanation
Drives are connected to the motherboard using Serial ATA cables. These cables provide a high-speed data transfer interface between the drive and the motherboard. Serial ATA cables are commonly used for connecting hard drives, solid-state drives, and optical drives to the motherboard. They offer faster data transfer rates, improved airflow within the computer case, and are easier to install compared to older cable options like IDE.