Computer Technician Quiz: Review Guide

TCP/IP is the correct answer because it is the most widely used protocol in the Internet. TCP/IP stands for Transmission Control Protocol/Internet Protocol and it is responsible for the communication and data transfer between devices on the Internet. It provides a set of rules and procedures for devices to establish connections, exchange data packets, and ensure reliable delivery of information. TCP/IP is a fundamental protocol suite that enables the functioning of the Internet as we know it today.

If you are running 10 minutes late to a customer site, it is important to call the customer to let them know that you are late. This shows professionalism and courtesy towards the customer, keeping them informed about the delay. It allows them to adjust their schedule accordingly and manage their expectations. Communication is key in maintaining a good customer relationship and ensuring customer satisfaction.

When interacting with a customer, it is important to listen to them. This shows respect and attentiveness towards their needs and concerns. By actively listening, you can understand their requirements better and provide appropriate solutions or assistance. It also helps in building rapport and trust with the customer, making them feel valued and heard.

The customer is unable to access network resources and is using Windows XP Professional with an IP address of 169.254.107.199. Running Ipconfig/release and Ipconfig/renew on her computer can help resolve the issue. This command will release the current IP address and request a new one from the DHCP server, which can potentially fix any network connectivity problems.

Over time, dust can accumulate inside a computer, particularly on components such as fans, heat sinks, and other cooling systems. If this dust is not regularly removed, it can impede airflow and lead to overheating of PC parts. Efficient cooling is crucial for maintaining optimal performance and preventing damage to hardware components.

Regularly removing dust from inside the PC case helps ensure that cooling systems function effectively, preventing the risk of overheating. Dust buildup can insulate heat-producing components, causing them to operate at higher temperatures than intended. This can lead to reduced performance, instability, and potential long-term damage.
In order to maintain adequate airflow and cooling efficiency and ultimately avoid overheating problems, it is recommended to clean a computer's interior on a regular basis.

Getting rid of the dust is an important part of preventive maintenance because dust can accumulate inside a computer and cause overheating and damage to the components. Regularly cleaning the computer and removing dust helps to prevent these issues and ensures that the computer operates efficiently.

Being prepared is important to achieve customer satisfaction because it allows you to anticipate and address any potential issues or concerns that the customer may have. By being prepared, you can provide prompt and effective solutions, demonstrate your expertise and professionalism, and ensure a positive customer experience. This includes having a thorough understanding of the product or service, being knowledgeable about common customer queries or problems, and having the necessary resources or tools to assist the customer effectively. Overall, being prepared enables you to meet and exceed customer expectations, leading to higher satisfaction levels.

In front of a customer, it is important to identify yourself and your organization. This helps establish trust and credibility, as the customer knows who they are dealing with and can verify your affiliation. It also allows the customer to contact you or your organization if they have any questions or concerns. By identifying yourself and your organization, you are presenting a professional image and demonstrating that you take the customer's needs seriously.

Asking permission to use customer property is a professional and respectful practice. It shows that you value the customer's belongings and are considerate of their personal space. By asking for permission, you are ensuring that you have their consent before using their property, which helps in building trust and maintaining a positive customer relationship. Therefore, it is important to always ask permission to use customer property.

A local user account is created on a specific individual computer and is designed to grant access to that particular computer only. Local user accounts are not global or centrally managed across a network; instead, they are specific to the computer on which they are created. Users with local accounts typically have permissions and access limited to the resources and services on the computer where the account is established.

Windows product activation is used by Microsoft to prevent unlicensed use of software. This feature requires users to activate their copy of Windows by entering a valid product key. Activation verifies that the software is genuine and legally obtained. It helps prevent unauthorized copying and distribution of Microsoft software, ensuring that users are using licensed versions.

When a user sets the refresh rate too high, it can cause the monitor to go black upon booting the computer. Booting the computer in safe mode is the recommended solution to fix this problem. Safe mode starts the computer with only the necessary drivers and services, allowing the user to troubleshoot and fix any issues. By booting in safe mode, the computer will start with a lower resolution and refresh rate, which should allow the user to access the display settings and adjust the refresh rate to a suitable level.

First, locate the orientation mark on the corner of the CPU and socket. Then, lift the release lever arm and lower it. Next, holding the CPU by its edges, position it over the socket. Finally, install the cooling system.

DHCP stands for Dynamic Host Configuration Protocol, which is a network management protocol used to assign IP addresses to devices on a network. It is primarily used for addressing purposes, allowing devices to obtain an IP address automatically without manual configuration. DHCP ensures efficient and automatic allocation of IP addresses, subnet masks, default gateways, and other network parameters. Therefore, the correct answer is "Addressing."

The symptoms of a dried-out ink nozzle include missing lines or dots on the page. This means that when you try to print something, certain parts of the text or image may not appear on the page. This can happen when the ink nozzle becomes clogged or dried out, preventing the ink from flowing properly onto the paper.

Disk Management is the correct answer because it is a utility that allows you to manage and configure disk drives, including assigning drive letters to CD-ROMs. It provides a graphical interface to view and modify disk partitions and volumes, allowing you to assign a specific drive letter to a CD-ROM. The other options, such as Removable storage, Printer and faxes, Services, and Device Manager, do not have the capability to assign drive letters to CD-ROMs.

Windows File Protection (WFP) is a feature in Microsoft Windows operating systems designed to protect critical system files from being altered or deleted. When system files are modified, corrupted, or replaced, it can lead to stability and functionality issues. Windows File Protection helps maintain the integrity of these files by monitoring them and automatically restoring the original versions if any unauthorized changes are detected.

The correct answer is No! The reason is that ATX and BTX motherboards have different form factors and layouts. ATX motherboards have their expansion slots and I/O ports on the back, while BTX motherboards have them on the front. Additionally, the screw hole placements and power connector locations are different between the two. Therefore, it is not possible to replace an ATX motherboard with a BTX motherboard without significant modifications to the case.

The accessibility options in the control panel are where you can configure the sticky keys, filter keys, and toggle keys options. These options are designed to assist individuals with disabilities in using their computers more easily. By accessing the accessibility options in the control panel, users can customize these features to meet their specific needs and preferences.

On the content tab in Internet options, there are 3 buttons to clear the SSL state, certificates and Publishers.

Disk imaging is the term used to describe one way to replicate an entire drive. Disk imaging involves creating an exact copy or image of the entire drive, including all files, folders, and even the operating system. This image can then be used to restore the drive to its original state if needed. Partitioning refers to dividing a drive into separate sections, disk copy refers to copying individual files or folders, and disk replication is not a commonly used term for replicating an entire drive. Therefore, the correct answer is disk imaging.

Invalid drive or drive specification means that the BIOS cannot read the partition table information. This error occurs when the BIOS is unable to recognize the connected drive or when the drive's specifications do not match the requirements of the system. It could be due to incorrect drive settings in the BIOS, faulty cables or connectors, or a defective drive. In such cases, the BIOS is unable to access the partition table information, leading to this error.

The first step in troubleshooting is to check the obvious. This means looking for any obvious issues or problems that may be causing the trouble. It could be something as simple as a loose cable or a power outage. By checking the obvious, you can quickly identify and resolve any simple problems before moving on to more complex troubleshooting steps.

Using a normal vacuum cleaner inside a PC can cause ESD (Electrostatic Discharge). ESD occurs when there is a sudden flow of electricity between two objects with different electrical potentials. Vacuum cleaners generate static electricity, which can build up and discharge when in contact with sensitive electronic components of a PC. This discharge can damage the components and potentially lead to malfunctions or complete failure of the PC. It is recommended to use specialized tools and techniques, such as compressed air or anti-static brushes, to clean the inside of a PC safely.

In Floppy Drive cables the first pin is marked with red. Notched cables go only in one way.

Hot-swappable refers to a device that can be connected or disconnected from a computer's USB port while the computer is still powered on. This means that the device can be plugged in or unplugged without the need to restart or shut down the computer. It allows for easy and convenient addition or removal of devices without causing any disruption to the computer's operation.

The best test to ensure that a new scanner is working properly is to scan using a test pattern. This is because a test pattern contains various elements such as lines, grids, and colors that can help identify any issues with the scanner's resolution, color accuracy, and overall scanning quality. By scanning a test pattern, you can evaluate the scanner's performance and determine if it meets the desired standards.

The device that amplifies the incoming signal and noise is a Signal Repeater. So, the correct answer is option A. Signal repeaters are network devices that operate at the physical layer of the OSI model. They amplify or regenerate an incoming signal before retransmitting it, hence they are also known as "signal enhancers"1. Please note that while they amplify the signal, they also inevitably amplify the noise that comes with the signal.

The customer should never be interrupted while explaining the printing problem. It is important to listen attentively and allow the customer to provide all the necessary details. Interrupting the customer may cause frustration and hinder the troubleshooting process. By letting the customer explain in great detail, it ensures that all relevant information is gathered, which can help in identifying the root cause of the issue and finding an appropriate solution.

The first step in troubleshooting a printer or scanner is to interview the user. By speaking with the user, you can gather important information about the issue they are experiencing, such as error messages, recent changes, or any other relevant details. This can help narrow down the possible causes of the problem and guide your troubleshooting process. Checking the network, going to the manufacturer's website, opening the printer/scanner, or calling your supervisor may be necessary steps later in the troubleshooting process, but the initial step should always involve gathering information from the user.

SMTP (Simple Mail Transfer Protocol) is the correct answer because it is the protocol responsible for sending emails from the sender's email client to the recipient's mail server. If you are unable to send emails, it is likely due to an issue with the SMTP server or configuration settings.

If the computer won’t power up at all, with no lights or spinning drives, the most likely problem is a “Dead power supply” (Option D). The power supply unit (PSU) is responsible for converting AC power from the outlet into DC power for your computer components. If it’s dead, it would prevent the computer from powering up at all. Other options, like a dead hard drive or a corrupted driver, would typically still allow the computer to power up, but it might fail to boot or operate correctly. Insufficient wattage could potentially cause power issues, but it would be more likely to cause instability or shutdowns under load rather than preventing power up entirely. 

Event Viewer is a Windows tool that allows users to view detailed information about system events, warnings, and errors. It is a utility used for diagnosing issues by providing a log of events that occurred on the computer.

NAT is Network Address Translation.

NTFS (New Technology File System) is a file system used by Windows operating systems. The Master File Table (MFT) is a crucial component of NTFS, as it contains metadata about all files and directories on a disk. It serves as a directory for the file system and keeps track of file names, locations, and attributes. Therefore, the correct answer is "Master file table" as it accurately represents one of the key components of NTFS.

ACPI stands for Advanced Configuration and Power Interface. It is a power management standard used by most PCs. ACPI allows the operating system to control and manage power usage, enabling features such as sleep mode and hibernation. It helps in conserving energy by optimizing the power consumption of the computer's hardware components. This standard ensures efficient power management and contributes to energy-saving practices in PC systems.

The acronym "HTTPS" stands for "HyperText Transfer Protocol Secure." It is a secure version of the standard HTTP (HyperText Transfer Protocol) used for transmitting data between a user's web browser and a website. HTTPS uses encryption to protect the confidentiality and integrity of the data being exchanged between the user and the website, making it more secure for activities like online transactions and data submission.

The first step in preparing the motherboard to go in the case is typically to set the standoffs or spacers. These are small, usually metal components that you attach to the case's motherboard tray. They create a gap between the motherboard and the case to prevent electrical contact with the case and provide support for the motherboard. Properly aligning and securing the standoffs is essential to ensure that the motherboard fits correctly and doesn't short-circuit against the case.

A power user in Windows 2000/XP can read from and write to parts of the system other than their own local drive, install applications, and perform limited administrative tasks. This means that they have elevated privileges and can perform certain administrative functions without having full control over the system, like an administrator.

The drive that you want to be the C: drive should be placed at the end of the cable. This is because when using the cable select setting, the drive at the end of the cable is designated as the master drive, which is typically the C: drive. Placing the drive in the center of the cable or setting the jumpers to master or slave may not result in the desired configuration.

The best way to clean an LCD screen is to use clean water and a lint-free cloth. Clean water is gentle and won't damage the screen, while a lint-free cloth ensures that no fibers or particles are left behind. Denatured alcohol and ammonia can be too harsh and may damage the screen. Normal napkins may contain fibers that can scratch the screen.

ESD, or Electrostatic Discharge, refers to the sudden flow of electricity between two electrically charged objects. This discharge can cause damage to electronic components and disrupt their normal functioning. Upset failure refers to a type of damage where the electronic device experiences a temporary malfunction or disruption due to ESD. Therefore, ESD can cause upset failure in electronic devices.

Tracert and Pathping are utilities used to isolate a problem between two computers on a TCP/IP network. Tracert (short for Traceroute) is used to trace the route that packets take from the source computer to the destination computer, helping to identify any network issues along the way. Pathping is similar to Tracert but provides more detailed information about packet loss and latency on each hop of the network path. By using these utilities, network administrators can pinpoint where the problem lies and troubleshoot accordingly.

When upgrading RAM in a laptop, it is essential to take certain precautions to ensure a safe and successful upgrade:

Remove the power supply: Disconnect the laptop from its power source to prevent any electrical issues during the upgrade process. This helps ensure that the laptop is not powered on while you are working on it.

Remove the battery: Taking out the laptop battery is an additional safety measure. It ensures that there is no power source connected to the laptop, minimizing the risk of electrical shocks or damage to components.

Wear an anti-static wrist strap: Static electricity can damage sensitive electronic components, including RAM modules. Wearing an anti-static wrist strap helps discharge any static electricity from your body, preventing it from transferring to the laptop's internal components.

Collectively, these precautions reduce the risk of electrical damage and ensure a safe environment for handling and installing new RAM modules in a laptop.

Windows XP Professional includes the features of support for remote desktop, support for group policy, and encryption of files/folders. These features are not available in Windows Home.