A+ 2009 Part 2 Of 3

A floppy disk is the correct answer because it is a type of drive that uses a 1.44MB disk to store data. It is also capable of being used for bootable diagnostics, meaning it can be used to run diagnostic tests on a computer's hardware or software. Floppy disks were commonly used in the past, but are now considered outdated and have been largely replaced by other storage devices such as USB drives and external hard drives.

The hard drive is installed in all computers and is used for storing the operating system. It is a non-volatile storage device that permanently stores data even when the computer is turned off. The operating system, along with other software and files, is stored on the hard drive and accessed by the computer's processor when needed. USB drives, CD drives, and Firewire drives are external storage devices that can be connected to the computer, but they are not typically used for storing the operating system.

Biometrics is the correct answer because it refers to the technology that uses human body characteristics, such as fingerprints, iris patterns, or facial recognition, as a way of allowing users into a secured area. This technology provides a high level of security as it relies on unique physical traits that are difficult to replicate or forge. Smart cards, PIN numbers, and keyless entry systems are also used for access control, but they do not specifically utilize human body characteristics like biometrics does.

A tape drive is a storage device that uses magnetic tape to store large amounts of data. Magnetic tape is a long strip of plastic coated with a magnetic material. The data is stored on the tape in the form of magnetic patterns. Tape drives are commonly used for backup and archival purposes due to their large storage capacity and relatively low cost per gigabyte. They are often used in industries such as media, entertainment, and data centers where massive amounts of data need to be stored for long periods of time.

All these options can cause a laptop to have stop errors that are sometimes called the blue screen of death. If the cooling fan is blocked or fails to function properly, it can lead to overheating of the laptop, causing it to shut down and display the blue screen of death. Similarly, if there is damage to the heat sink, it can result in inadequate cooling, leading to overheating and the occurrence of stop errors. Therefore, any of these issues can cause the blue screen of death on a laptop.

A driver from the printer vendor will provide the most configuration options and utilities when installing a new printer. Printer vendors typically develop drivers specifically for their printers, which means these drivers are optimized for the printer's features and capabilities. They often come with additional software and utilities that allow users to customize settings, manage print jobs, and access advanced features. Using a driver from the printer vendor ensures that users can fully utilize the printer's functionalities and have more control over the printing process.

When a new video card is installed in a system, it is necessary to install the device driver for the card to ensure that all the features are available. The device driver acts as a communication bridge between the video card and the operating system, allowing the system to recognize and utilize the card's capabilities. Therefore, by installing the device driver, the problem of not getting all the features of the video card can be resolved.

A smart card is a type of authentication technology that uses a credit card-sized device to store information about the user. This device contains a microprocessor and memory chip, which securely stores and processes data such as personal identification information or encryption keys. Smart cards are commonly used for secure access to buildings, computer systems, and networks, as well as for making secure financial transactions. They provide an additional layer of security compared to traditional username and password authentication methods, as the physical card must be present for authentication to occur.

User Account Control is the name of the new feature in Windows Vista that prompts the user for permissions. It is designed to enhance the security of the operating system by requiring user approval before allowing certain actions or changes to be made. This feature helps prevent unauthorized access and protects the system from potentially harmful actions or malware.

The Registry is a central database for Windows, applications, and user settings that should be backed up on a regular basis. It stores important configuration information for the operating system and installed programs, including hardware and software settings, user preferences, and system policies. Backing up the Registry ensures that in the event of a system failure or corruption, the settings and preferences can be restored, minimizing data loss and allowing the system to function properly.

SODIMMs, or small outline dual in-line memory modules, are the type of laptop memory installed in all newer model laptops. These memory modules are smaller in size compared to DIMMs and SIMMs, making them suitable for laptops where space is limited. SODIMMs are commonly used in laptops to provide fast and efficient memory access, allowing for smooth multitasking and improved overall performance.

Laptops commonly use touch pads as the built-in mouse equivalent. A touch pad is a flat, sensitive surface located below the keyboard, which allows users to move the cursor by sliding their finger across it. It is a popular choice for laptops due to its compact size and ease of use. Unlike roller balls, touch pads do not require a separate space or constant cleaning. Stylus and pointing sticks are alternative input methods, but they are not as commonly used as touch pads in laptops.

The correct answer is VGA, DVI, and HDMI. These are all types of video connectors commonly used to connect displays or projectors to devices such as computers or gaming consoles. VGA (Video Graphics Array) is an analog connector that has been widely used in the past. DVI (Digital Visual Interface) is a digital connector that supports both analog and digital signals. HDMI (High-Definition Multimedia Interface) is a digital connector that supports high-definition video and audio signals. USB (Universal Serial Bus) is not a video connector, but rather a standard for connecting various peripherals to a device.

Social engineering is the correct answer because it refers to the type of attack where attackers manipulate and deceive individuals to gain access to sensitive information. In this scenario, the attackers ask questions to obtain information, which is a common tactic used in social engineering attacks. Spyware, spam, and system hacking are not relevant to this type of attack.

To correct the problem of low contrast and brightness on the monitor, using the OSD buttons on the front of the monitor would be the appropriate solution. OSD stands for On-Screen Display, and these buttons allow the user to access the monitor's settings and make adjustments to the contrast, brightness, and other display settings. By using these buttons, the user can increase the contrast and brightness levels to improve the visual quality on the monitor. Therefore, using the OSD buttons is the most suitable option to correct the low contrast and brightness issue.

To set the display resolution in Windows XP, you would go to "Display Properties". This option allows you to customize various display settings, including the resolution, color depth, and screen refresh rate. By accessing Display Properties, you can adjust the resolution to fit your preferences or the requirements of your monitor.

A docking station is a technology that can be used to expand the capability of a portable computer. It allows the user to connect additional peripherals such as monitors, keyboards, and mice to the laptop, effectively turning it into a desktop computer. This enables the user to have a larger display, more comfortable input devices, and increased connectivity options, enhancing the overall functionality and productivity of the portable computer.

PCMCIA stands for Personal Computer Memory Card International Association. It is a standard for connecting peripheral devices to laptops. PCMCIA slots are expansion slots specifically designed for laptops, allowing users to add various devices such as network cards, sound cards, and modems. Therefore, PCMCIA is the correct answer as it is the expansion slot commonly used in laptops.

The mouse, keyboard, and stylus are considered input devices because they allow the user to input data or commands into a computer or device. These devices enable the user to interact with the computer by providing input through physical actions such as clicking, typing, or writing. On the other hand, a printer is an output device as it produces a physical copy of the data or information stored in the computer.

The question asks about special products that can protect you from viruses and malware. The options provided are antivirus software, malware protection, and phishing protection. All of these options are correct because antivirus software can detect and remove viruses, malware protection can protect against various types of malware, and phishing protection can prevent phishing attacks that attempt to steal personal information. Therefore, all of these options can provide protection against viruses and malware.

A software firewall can help protect your computer from both inbound and outbound attacks. It acts as a barrier between your computer and the internet, monitoring and filtering incoming and outgoing network traffic. It can block unauthorized access attempts from external sources and prevent malicious software from sending out sensitive information from your computer. By analyzing network packets and enforcing security rules, a software firewall adds an extra layer of protection to your computer's security infrastructure.

The three standards for encryption of wireless networks are WPA2, WPA, and WEP. WPA2 is the most secure and widely used encryption standard, providing strong protection for wireless networks. WPA is an older encryption standard that offers better security than WEP but is not as robust as WPA2. WEP is the least secure encryption standard, as it can be easily cracked.

To connect a printer using Bluetooth technology, you will need a Bluetooth print adapter. This device allows you to connect your printer wirelessly to your computer or mobile device using Bluetooth technology. It acts as a bridge between the printer and the device, enabling them to communicate and transfer print jobs without the need for a physical connection. A network interface card is used for wired network connections, a dongle key is typically used for software licensing or security purposes, and a USB key is used for data storage or transfer, but none of these options are suitable for connecting a printer via Bluetooth.

The problem could be that the CD audio cable is not connected to the sound card. The CD audio cable is responsible for transmitting the audio signal from the CD-ROM drive to the sound card. If this cable is not properly connected, the sound card will not receive the audio signal and therefore, you will not be able to hear the music.

A USB drive is the best solution for quickly transferring data between systems and running utility programs because it offers high-speed data transfer rates, large storage capacities, and compatibility with various operating systems. Unlike CD-ROM drives, USB drives are rewritable, allowing for easy editing and updating of files. While 100 MB Zip drives and 3.5-inch floppies also provide data transfer capabilities, they have significantly lower storage capacities and slower transfer speeds compared to USB drives. Therefore, a USB drive is the most efficient and practical option for quickly transferring data and running utility programs.

The three major types of display devices that are in use in today's industry are CRT monitors, LCD monitors, and data projectors. CRT monitors use cathode ray tubes to display images and were commonly used in older computer systems. LCD monitors use liquid crystal displays to show images and are now the most common type of display device. Data projectors are used to project images onto a screen or surface and are often used in presentations or large-scale displays. USB monitors are not a major type of display device in today's industry.

The three phases when installing a new video card are configuring the BIOS for the video card being installed, physically installing the video card, and installing drivers for the video card. Configuring the BIOS ensures that the system recognizes and utilizes the new video card properly. Physically installing the video card involves physically connecting the card to the motherboard and securing it in place. Installing drivers is necessary to enable the video card to function correctly and to access its full capabilities.

The Fn key is an example of a key that saves space on laptop keyboards. This key is used in combination with other keys to perform additional functions, such as adjusting the brightness or volume, without the need for dedicated individual keys for each function. By using the Fn key, laptop keyboards can have fewer keys overall, allowing for a more compact design and saving space.

Processor throttling is the technique used for the processor to run at lower clock speed when processor loads are light and to run at higher clock speeds when processor loads increase. This technique helps in optimizing the power consumption of the processor by dynamically adjusting its clock speed based on the workload. By reducing the clock speed during lighter loads, the processor can save power and improve efficiency. On the other hand, during heavy workloads, the clock speed is increased to ensure faster processing and performance. Processor throttling is commonly used in laptops and mobile devices to balance performance and power consumption.

Virtual memory is a feature in computer operating systems that allows the system to use a portion of the hard disk as an extension of the physical memory (RAM). When the system memory becomes low on resources, the operating system transfers some data from the RAM to the hard disk, creating virtual memory. This allows the computer to continue running programs, even if there is not enough physical memory available. Therefore, the correct answer states that the system memory has borrowed some hard disk space to create virtual memory.

To modify network settings on a Windows XP desktop computer, you would use "My Network Places". This feature allows you to view and manage network connections, including setting up a new network connection, configuring network properties, and accessing shared files and printers on the network. It provides a centralized location to manage all your network-related tasks and settings.

Windows Aero is the correct answer because it is the graphical user interface used by default in Windows Vista. Windows Aero introduced a new visual style with transparent window borders, live thumbnails, and animations, providing a more visually appealing and interactive user experience compared to previous versions of Windows. It also included features like Flip 3D, which allowed users to switch between open windows in a 3D view.

When installing a new LCD monitor, you will need a DVI port for digital signals. DVI (Digital Visual Interface) is a standard port that allows for the transmission of high-quality digital video signals. This port is commonly found on modern LCD monitors and is used to connect the monitor to the computer, ensuring a clear and crisp display. The other options listed, such as Composite, AGP slot, and VGA video port, are not suitable for transmitting digital signals and are therefore not the correct answer.

The size of a typical laptop hard drive is 2.5 inches. This is a common standard size for laptop hard drives, allowing them to fit into the compact form factor of a laptop.

To install the flash card reader device on your computer, you would connect it to an available USB port. USB ports are commonly used to connect external devices to a computer, including flash card readers. By connecting the flash card reader to a USB port, you can easily read different types of memory cards on your computer.

A serial port is usually called COM. This port allows devices such as external modems and label printers to be connected to a computer. The COM port is commonly used for serial communication, which involves sending data one bit at a time over a single communication line.

Windows Explorer is a file management utility that is commonly used on Windows-based operating systems. It allows users to navigate through their files and folders, view and organize their files, and perform various file management tasks such as copying, moving, renaming, and deleting files. Windows Explorer provides a graphical user interface that makes it easy for users to interact with their files and folders, and it is a core component of the Windows operating system.

Wireless Zero Configuration is a Windows service that automatically detects and connects to wireless networks. It allows users to easily locate and connect to available wireless networks without the need for manual configuration. This service is responsible for managing the wireless network connections in Windows operating systems. It scans for available networks and provides a list of options for the user to choose from. Therefore, Wireless Zero Configuration is the correct answer as it automatically locates wireless networks in Windows.

BitLocker is a technology that allows you to encrypt the entire disk on a computer with Windows Vista Enterprise installed. It provides enhanced security by encrypting the data on the disk, protecting it from unauthorized access. L2TP, EFS, and IPSEC are not specifically designed for disk encryption, making BitLocker the correct choice in this scenario.

Printers typically use a specialized type of memory called aDIMM (Dual In-line Memory Module), while laptops and desktops use different types of memory such as SO-DIMM (Small Outline DIMM) or DIMM (Dual In-line Memory Module). Therefore, the memory used in printers is not compatible with the memory used in laptops or desktops, and you cannot use the same type of memory in all three devices.

When installing a new monitor, the first thing you should do is determine what type of cable is compatible with your video card. This is important because different video cards may require different types of cables, such as HDMI, DisplayPort, or VGA. By knowing the correct type of cable, you can ensure that you have the appropriate cable on hand before connecting the monitor to your computer. This will help to avoid any compatibility issues and ensure that the monitor is properly connected and functioning.

The sector size on the platter of a hard drive is 512 bytes. This refers to the amount of data that can be stored in each sector of the platter. It is a common sector size used in most hard drives and allows for efficient storage and retrieval of data.

To resolve the issue of a forgotten BIOS password on a desktop computer, the most appropriate solution would be to remove the jumper from the motherboard. This is because removing the jumper resets the BIOS settings to their default values, effectively removing any password that was previously set. Using a password reset CD may not be applicable in this scenario as it is specifically designed for resetting user account passwords, not BIOS passwords. Resetting the BIOS to defaults is achieved by removing the jumper, so it is the correct answer.

BOOT.ini is a specially formatted text file that configures the startup process for the Windows XP operating system. It contains information about the operating system installed on the computer, including the location of the operating system files, the default operating system to boot into, and various boot options. The system reads this file during the startup process to determine how to load the operating system.

In order to view information about the video card, you would instruct the client to go to the Device Manager. The Device Manager is a built-in Windows tool that allows users to view and manage hardware devices installed on their computer. It provides detailed information about each device, including the video card, and allows users to troubleshoot and update drivers if necessary.

Most inkjet, laser, and thermal printers use the parallel and USB interfaces to connect to a computer. The parallel interface is an older technology that uses a parallel cable to transfer data between the printer and the computer. USB, on the other hand, is a more modern and widely used interface that allows for faster data transfer and is compatible with most computers and printers. Both interfaces provide a reliable connection between the printer and the computer, ensuring that data can be sent and printed effectively.

The floppy drive light staying on after turning on the computer indicates that there is a problem with the drive. Since the drive has just been installed, it is likely that the issue lies with the installation process. The most probable cause is that the cable connecting the floppy drive to the motherboard has been installed incorrectly. This could result in a constant power supply to the drive, causing the light to stay on.

The Program Compatibility Wizard is a tool that can be used to make older applications run under a newer operating system, such as Windows Vista. It helps to identify and resolve any compatibility issues that may arise when running older software on a different operating system. By using this tool, the PC technician can ensure that the older applications continue to function properly after the upgrade to Windows Vista.

PCI, AGP, and PCI Express are the bus types used for video cards. PCI (Peripheral Component Interconnect) is a standard bus type used for connecting peripheral devices, including video cards. AGP (Accelerated Graphics Port) is a specialized bus type designed specifically for video cards, providing faster data transfer rates compared to PCI. PCI Express is the latest and fastest bus type used for video cards, offering higher bandwidth and improved performance compared to both PCI and AGP. DMI (Direct Media Interface) is not a bus type used for video cards; it is a high-speed point-to-point interconnect used for connecting the chipset to other components on the motherboard.

Windows 2000, Windows XP, and Windows Vista come with EFS (Encrypting File System) as the type of encryption technology. EFS is a feature that allows users to encrypt files and folders on their computer, providing an additional layer of security to protect sensitive data. It uses a combination of symmetric and asymmetric encryption algorithms to ensure the confidentiality and integrity of the encrypted data. EFS is primarily used to protect files stored on local drives and can be particularly useful for securing sensitive information on shared or portable devices.