1.
Peripheral devices use which standard for high-speed FireWire interfaces?
Correct Answer
C. IEEE 1394
Explanation
Peripheral devices use the IEEE 1394 standard for high-speed FireWire interfaces. This standard allows for fast data transfer between devices such as computers, cameras, and external hard drives. It provides a reliable and efficient way to connect and transfer data between these devices, making it a commonly used standard in the industry.
2.
Computer designers develop standard interfaces between their system boards and the specific adapter cards that you install later. What is this interface called?
Correct Answer
B. A bus
Explanation
Computer designers develop standard interfaces between their system boards and the specific adapter cards that you install later. This interface is called a bus. A bus is a communication pathway that allows data to be transferred between different components of a computer system. It provides a standardized way for the system board and adapter cards to exchange information and work together seamlessly.
3.
Which of the following are true statements about data removal from a storage medium?
Correct Answer(s)
B. Formatting a hard drive, tape, or floppy disk several times or bulk erasing it first permanently erases the information that was stored on that storage device.
C. There are many recovery tools that can reconstruct data from the electronic remnants of deleted files or formatted disks.
D. It is more secure to destroy the media.
Explanation
Formatting a storage device once may not completely erase the information stored on it, as there are recovery tools that can reconstruct data from the remnants of deleted files or formatted disks. However, formatting the device several times or bulk erasing it first can permanently erase the information. Additionally, destroying the media is a more secure method of data removal, as it ensures that the information cannot be recovered.
4.
True or False? Bluetooth is a wireless radio protocol that allows communication between devices usually more than 30 feet apart.
Correct Answer
B. False
Explanation
Bluetooth is a wireless radio protocol that allows communication between devices usually within a range of 30 feet. Therefore, the given statement is false as it states that Bluetooth allows communication between devices more than 30 feet apart, which is not accurate.
5.
Which firewall option allows you to record information concerning unsolicited traffic on your network?
Correct Answer
B. Security log
Explanation
The security log option allows you to record information concerning unsolicited traffic on your network. This log keeps a record of all incoming and outgoing traffic, including any attempts to access your network without authorization. By reviewing the security log, you can identify potential security threats and take appropriate measures to protect your network. Port blocking, application access, and global security level do not specifically involve recording information about unsolicited traffic.
6.
True or False? To remove loose debris from a keyboard, you should shake it upside down.
Correct Answer
A. True
Explanation
To remove loose debris from a keyboard, shaking it upside down is an effective method. This is because shaking the keyboard upside down allows the debris to fall out from between the keys. It is important to do this gently to avoid causing any damage to the keyboard.
7.
Which of these are considered reliable troubleshooting resources when researching printer and scanner issues?
Correct Answer(s)
A. Device documentation
B. Manufacturer's websites
C. Error logs
Explanation
Device documentation, manufacturer's websites, and error logs are considered reliable troubleshooting resources when researching printer and scanner issues. Device documentation provides detailed information about the device's features, functions, and troubleshooting steps. Manufacturer's websites often have FAQs, troubleshooting guides, and support forums where users can find solutions to common issues. Error logs can provide valuable information about the specific errors or problems that the device is experiencing, helping users diagnose and resolve the issues effectively. User blogs, on the other hand, may not always provide accurate or reliable information, making them less reliable as troubleshooting resources.
8.
Which network model is described as having a host computer that controls all network communication and performs data processing and storage on behalf of clients?
Correct Answer
B. Centralized network
Explanation
A centralized network is described as having a host computer that controls all network communication and performs data processing and storage on behalf of clients. In this network model, all requests and data are sent to the central host computer, which then processes and stores the information before sending it back to the clients. This model allows for centralized control and management of the network, making it easier to maintain and secure.
9.
Which of the following are solutions for a problem with the microphone not working properly?
Correct Answer(s)
A. Verify that the micropHone is connected to the correct port on the sound card.
B. Test the micropHone on a computer with a properly functioning sound card and micropHone.
C. Connect a known good micropHone to the computer.
Explanation
The given answer suggests that the solutions for a problem with the microphone not working properly are to verify that the microphone is connected to the correct port on the sound card, test the microphone on a computer with a properly functioning sound card and microphone, and connect a known good microphone to the computer. These steps help to identify and troubleshoot any issues related to the microphone's connection, functionality, and compatibility.
10.
True or False? Floppy disks can hold up to 1.44 MB of data.
Correct Answer
A. True
Explanation
Floppy disks were a popular storage medium in the past, and the most common type, known as the 3.5-inch floppy disk, had a storage capacity of 1.44 MB. This was the standard capacity for floppy disks and allowed users to store a moderate amount of data, such as documents, images, or small software programs. However, with the advancement of technology, floppy disks have become outdated and are no longer commonly used due to their limited storage capacity and slower data transfer rates.
11.
True or False? Power supplies not only power the components directly connected to the system board through slots, but drives and other internal components as well.
Correct Answer
A. True
Explanation
Power supplies are responsible for providing power to all components connected to the system board, including drives and other internal components. This means that they not only power the components directly connected through slots, but also those that are connected through other means such as cables or connectors. Therefore, the statement is true.
12.
Social engineering attacks can occur through which of these methods?
Correct Answer(s)
A. Over the pHone
C. In person
D. Through email
Explanation
Social engineering attacks can occur through various methods, including over the phone, in person, and through email. These methods involve manipulating individuals to gain unauthorized access to sensitive information or perform malicious actions. Over the phone, attackers may use techniques such as impersonation or deception to trick individuals into revealing confidential information. In-person attacks involve physically interacting with the victim to exploit vulnerabilities or gain trust. Through email, attackers can use phishing or other techniques to deceive individuals into clicking on malicious links or providing sensitive information.
13.
True or False? You should always check to see if the input device you are installing needs updated drivers.
Correct Answer
A. True
Explanation
It is important to always check if the input device you are installing needs updated drivers because updated drivers can improve the device's performance, compatibility, and security. Outdated drivers may cause issues or prevent the device from functioning properly. Therefore, regularly checking for updated drivers ensures that the input device operates optimally.
14.
True or False? A network address is typically composed of two parts: one identifies the portion of the network and the other identifies the specific computer.
Correct Answer
A. True
Explanation
A network address is typically composed of two parts: one identifies the portion of the network and the other identifies the specific computer. This statement is true because a network address consists of a network ID and a host ID. The network ID helps identify the portion of the network, while the host ID helps identify the specific computer within that network.
15.
Why do MIDI adapters have a DIN5 connector at one end and a 15-pin connector at the other end?
Correct Answer
C. For connecting to the game port.
Explanation
MIDI adapters have a DIN5 connector at one end and a 15-pin connector at the other end in order to connect to the game port. The game port is a type of connector commonly found on older computer systems and is used for connecting various gaming peripherals, such as joysticks, gamepads, and MIDI devices. Therefore, the MIDI adapter is designed with these connectors to facilitate the connection between MIDI devices and the game port.
16.
Which of these are considered common mobile computing device issues?
Correct Answer(s)
A. External monitor does not display.
B. Battery life is too short.
C. The device gets very warm.
Explanation
Common mobile computing device issues include external monitor not displaying, short battery life, and the device getting very warm. These issues can affect the functionality and usability of the device, causing inconvenience and potential performance issues.
17.
Which of these are you able to do in the Recovery Console?
Correct Answer(s)
A. Correct boot problems.
B. Manage files and disks.
D. Enable and disable services.
Explanation
In the Recovery Console, you are able to correct boot problems, manage files and disks, and enable and disable services. This means that if your computer is experiencing issues with booting, you can use the Recovery Console to fix the problem. Additionally, you can use it to manage files and disks, such as copying or deleting files, and you can enable or disable services as needed.
18.
True or False? When a computer hibernates, the computer shuts down after saving everything in memory on your hard disk.
Correct Answer
A. True
Explanation
When a computer hibernates, it saves everything in memory onto the hard disk and then shuts down. This allows the computer to resume exactly where it left off when it is turned back on, as it can restore the saved state from the hard disk. Therefore, the statement "When a computer hibernates, the computer shuts down after saving everything in memory on your hard disk" is true.
19.
Wires are color-coded as to their voltages. What color wire is a +5 voltage?
Correct Answer
C. Red wire
Explanation
In electrical wiring, color coding is used to identify the different voltages of wires. The color red is typically used to indicate a positive voltage, such as +5 volts. Therefore, the correct color wire for a +5 voltage would be the red wire.
20.
True or False? Privacy and security are two things that can be customized on the Internet Explorer web browser.
Correct Answer
A. True
Explanation
Privacy and security are two things that can be customized on the Internet Explorer web browser. This means that users have the ability to adjust their privacy settings and enhance security features according to their preferences. They can control cookies, manage website permissions, enable or disable pop-up blockers, and set security levels to protect their browsing experience. By offering these customization options, Internet Explorer allows users to personalize their privacy and security settings to suit their individual needs.
21.
Which of these generally leaves messages on a mail server?
Correct Answer
A. IMAP4
Explanation
IMAP4 generally leaves messages on a mail server. IMAP4 (Internet Message Access Protocol version 4) is a protocol used by email clients to retrieve emails from a mail server. Unlike POP3 (Post Office Protocol version 3) which typically downloads emails to the client device and removes them from the server, IMAP4 allows users to access and manage their emails directly on the server. This means that messages are stored on the server and can be accessed from multiple devices, providing a more synchronized and flexible email experience. SMTP (Simple Mail Transfer Protocol) is used for sending emails, while HTTP (Hypertext Transfer Protocol) is used for web browsing.
22.
Which of these are ways an individual computer might connect to the Internet?
Correct Answer(s)
A. Through a local network connection
C. Through an Internet Service Provider (ISP)
Explanation
An individual computer can connect to the Internet through a local network connection, which allows it to access the Internet through a router or modem within the local network. Additionally, the computer can connect to the Internet through an Internet Service Provider (ISP), which provides the necessary infrastructure and connectivity to access the Internet.
23.
Which of the following are the main categories of instruction sets?
Correct Answer(s)
A. Complex instruction set computer (CISC)
B. Reduced instruction set computer (RISC)
C. Explicitly parallel instruction computing (EPIC)
Explanation
The main categories of instruction sets are Complex instruction set computer (CISC), Reduced instruction set computer (RISC), and Explicitly parallel instruction computing (EPIC). These categories represent different approaches to designing the instruction set architecture for a computer processor. CISC focuses on providing a wide variety of complex instructions that can perform multiple operations in a single instruction. RISC, on the other hand, emphasizes a simplified instruction set with a smaller number of basic instructions that can be executed more quickly. EPIC is a newer approach that aims to exploit parallelism in instruction execution by allowing multiple instructions to be executed simultaneously. EISC is not a main category of instruction sets and is therefore not included in the correct answer.
24.
True or False? Control Panel provides access to various configuration utilities for the Windows operating system.
Correct Answer
A. True
Explanation
The Control Panel in Windows provides access to various configuration utilities for the operating system. It allows users to customize and manage settings related to the hardware, software, and system preferences. Users can modify display settings, manage devices, add or remove programs, configure network settings, and perform various other administrative tasks. Therefore, the statement "Control Panel provides access to various configuration utilities for the Windows operating system" is true.
25.
In which printing process does the printer use heat to release the ink from the nozzle?
Correct Answer
C. Thermal inkjet print process
Explanation
The correct answer is Thermal inkjet print process. In this printing process, the printer uses heat to release the ink from the nozzle. This is done by heating the ink inside the cartridge, causing it to expand and be forced out through the nozzle onto the paper.
26.
What are some common types of solid state storage?
Correct Answer(s)
A. USB devices
C. SD memory cards
D. Flash memory cards
Explanation
USB devices, SD memory cards, and flash memory cards are all common types of solid-state storage. These devices use flash memory technology to store and retrieve data. USB devices are portable storage devices that can be connected to a computer's USB port. SD memory cards are small cards used in cameras, smartphones, and other devices to store data. Flash memory cards are also small cards used in various devices to provide additional storage capacity. All of these types of solid-state storage offer fast access times, high reliability, and compact form factors.
27.
True or False? While troubleshooting a system board problem, if the computer displays error messages, research the messages to determine a possible cause.
Correct Answer
A. True
Explanation
When troubleshooting a system board problem, it is important to research any error messages displayed by the computer. Error messages can provide valuable information about the issue and help determine a possible cause. By researching these messages, one can gain insights into the specific problem and find potential solutions or fixes. Therefore, the statement is true.
28.
What specification determines how many backup tapes or other media sets are needed, and the sequence in which they are used and reused?
Correct Answer
C. Rotation method
Explanation
The rotation method determines how many backup tapes or other media sets are needed and the sequence in which they are used and reused. This method ensures that backups are performed regularly and that older backups are overwritten or reused in a systematic manner. It helps in managing the storage space efficiently and ensures that multiple copies of backups are available for disaster recovery purposes.
29.
What is a Windows troubleshooting tool used to test communications between two TCP/IP-based hosts?
Correct Answer
B. Ping
Explanation
Ping is a Windows troubleshooting tool used to test communications between two TCP/IP-based hosts. It sends a small packet of data to a specific IP address and waits for a response. If the host receives the packet and responds, it indicates that the communication between the two hosts is working properly. Ping is commonly used to check network connectivity, diagnose network issues, and measure the round-trip time for data packets.
30.
Windows can manage enough memory addresses to fill how much memory?
Correct Answer
D. 4 GB
Explanation
Windows can manage enough memory addresses to fill 4 GB of memory. This means that the operating system is capable of addressing and utilizing up to 4 GB of RAM in a computer system.
31.
True or False? All UNIX systems share a kernel/shell architecture.
Correct Answer
A. True
Explanation
All UNIX systems share a kernel/shell architecture. This means that the operating system's kernel, which is responsible for managing system resources and providing low-level services, is separate from the shell, which is the command-line interface that allows users to interact with the system. The kernel handles the communication between hardware and software, while the shell provides a way for users to execute commands and manage files and processes. This architecture is a fundamental characteristic of UNIX systems and is present in all of them.
32.
True or False? When the adapter card tests fine and the slot tests fine, but services are unavailable, the possible cause is that the cables are not connected, are loose, or are damaged.
Correct Answer
A. True
Explanation
When the adapter card tests fine and the slot tests fine, but services are unavailable, the possible cause is that the cables are not connected, are loose, or are damaged. This means that even though the hardware components are functioning correctly, the issue lies with the cables that connect them. If the cables are not properly connected, loose, or damaged, they can disrupt the flow of data and prevent services from being accessible. Therefore, the statement is true.
33.
Printers and scanners require that appropriate software drivers are enabled. Which of these functions are controlled by the drivers?
Correct Answer(s)
B. Stapling
C. Collation
D. Color rendition
Explanation
Printers and scanners require software drivers to control various functions. The drivers enable the functionality of stapling, collation, and color rendition. Stapling refers to the ability of a printer to automatically staple printed pages together. Collation is the process of arranging multiple copies of a document in the correct order. Color rendition refers to the accurate reproduction of colors by the printer or scanner. These functions are controlled by the software drivers, which communicate with the hardware and enable these features to be utilized.
34.
True or False? If the optical drive door won't open, the first thing you should do is open My Computer and right-click the drive icon, then choose Eject.
Correct Answer
B. False
Explanation
The correct answer is False. If the optical drive door won't open, the first thing you should do is check if there is a small pinhole on the front of the drive. If there is, you can use a straightened paperclip or a similar object to insert into the pinhole and manually eject the drive. Right-clicking the drive icon in My Computer and choosing Eject is not the first step to take in this situation.
35.
Which of these are entries in the Event Log?
Correct Answer(s)
A. Category
B. User
C. Computer
D. Type
Explanation
The entries in the Event Log include Category, User, Computer, and Type. These are the different fields or categories that are recorded in the Event Log when an event occurs. The Category field represents the category or classification of the event, the User field represents the user account associated with the event, the Computer field represents the name of the computer where the event occurred, and the Type field represents the type or nature of the event. These entries help in analyzing and troubleshooting events that occur on a system.
36.
True or False? If the monitor flickers, you should set the refresh rate as high as supported by the monitor and adapter card.
Correct Answer
A. True
Explanation
Setting the refresh rate as high as supported by the monitor and adapter card is recommended when the monitor flickers. This is because a higher refresh rate can help reduce or eliminate the flickering effect, resulting in a smoother and more stable display. By increasing the refresh rate, the monitor and adapter card can refresh the image on the screen more frequently, reducing the perception of flickering.
37.
WPA is an acronym for which of these?
Correct Answer
D. Wi-Fi protected access
Explanation
WPA stands for Wi-Fi Protected Access. It is a security protocol used to protect wireless networks. It provides encryption and authentication mechanisms to ensure the confidentiality and integrity of data transmitted over a Wi-Fi network. WPA replaced the earlier security protocol, WEP, which had several vulnerabilities. Wi-Fi Protected Access is widely used to secure wireless networks and prevent unauthorized access.
38.
What may be the problem if your computer boots, but the screen remains blank?
Correct Answer
D. Memory is not correct for the system.
Explanation
If the computer boots but the screen remains blank, the problem is likely that the memory is not correct for the system. This means that the memory modules installed in the computer may not be compatible with the motherboard or they may not be properly seated in their slots. As a result, the computer is unable to properly initialize the display and show any content on the screen.
39.
Which of the following is true of the system BIOS?
Correct Answer(s)
A. It is stored in the ROM and used to start the most basic services of a computer system.
B. Every computer has a system BIOS that sets the computer's configuration and environment when the system is powered on.
C. Computers can have more than one BIOS to control other system functions.
Explanation
The system BIOS is stored in the ROM and is responsible for starting the most basic services of a computer system. It is also true that every computer has a system BIOS that sets the computer's configuration and environment when the system is powered on. Additionally, it is possible for computers to have more than one BIOS to control other system functions.
40.
What are the four primary categories of components in a typical personal computer?
Correct Answer(s)
A. System unit
B. Display device
C. Input devices
D. External devices
Explanation
The four primary categories of components in a typical personal computer are the system unit, display device, input devices, and external devices. The system unit refers to the main enclosure that houses the motherboard, processor, memory, and storage devices. The display device is responsible for outputting visual information, such as a monitor or screen. Input devices allow users to interact with the computer, such as a keyboard or mouse. External devices include peripherals that are connected to the computer, such as printers or scanners. Software, although mentioned in the options, is not considered a component but rather a program that runs on the computer.
41.
True or False? Disk Defragmenter arranges stored data on a disk in discontiguous blocks.
Correct Answer
B. False
Explanation
Disk Defragmenter is a tool that arranges stored data on a disk in contiguous blocks, not discontiguous blocks. By rearranging fragmented files, it improves the efficiency and speed of accessing data on the disk. Therefore, the correct answer is False.
42.
After determining that the computer hardware meets requirements for an upgrade, what should you do next?
Correct Answer
D. Back up existing data files.
Explanation
After determining that the computer hardware meets requirements for an upgrade, the next logical step would be to back up existing data files. This is important because during the upgrade process, there is a risk of data loss or corruption. By backing up the data files, you ensure that even if something goes wrong during the upgrade, you will still have a copy of your important files. This step helps to safeguard against any potential data loss and allows for a smooth transition to the upgraded system.
43.
True or False? The registry is divided into five sections called subsections.
Correct Answer
B. False
Explanation
The registry is not divided into five sections called subsections.
44.
Newer Intel systems employ the Intel Hub Architecture (IHA) chipset. What are the two main chips found on that chipset?
Correct Answer(s)
C. GrapHics and AGP Memory Controller Hub (GMCH)
D. I/O Controller Hub (ICH)
Explanation
The two main chips found on the Intel Hub Architecture (IHA) chipset are the Graphics and AGP Memory Controller Hub (GMCH) and the I/O Controller Hub (ICH). The GMCH is responsible for managing the graphics and AGP memory functions, while the ICH handles input/output and peripheral connectivity. These two chips work together to provide efficient and effective performance in newer Intel systems.
45.
True or False? Laser printers use a laser beam, toner, and an electrophotographic drum to create images.
Correct Answer
A. True
Explanation
Laser printers use a laser beam, toner, and an electrophotographic drum to create images. The laser beam scans the drum, which is coated with a photosensitive material, causing it to form an electrostatic image. The toner, a fine powder, is then attracted to the charged areas on the drum, and is transferred onto the paper to create the final image. Therefore, the statement is true.
46.
True or False? You should avoid using jargon, abbreviations, and acronyms when speaking with users.
Correct Answer
A. True
Explanation
When speaking with users, it is important to avoid using jargon, abbreviations, and acronyms. This is because users may not be familiar with these terms, leading to confusion and misunderstanding. Using plain and simple language helps in effective communication and ensures that the users understand the information being conveyed accurately.
47.
True or False? The power supply converts DC power from an electrical outlet to the AC power needed by system components.
Correct Answer
B. False
Explanation
The power supply actually converts AC power from an electrical outlet to the DC power needed by system components.
48.
What is Novell's object-oriented database organized as a hierarchical tree called?
Correct Answer
B. EDirectory or NDS
Explanation
Novell's object-oriented database organized as a hierarchical tree is called eDirectory or NDS. This database structure allows for the organization and management of data in a hierarchical manner, similar to a tree structure. It is commonly used for directory services and user management in Novell's network operating systems.
49.
Fingerprint scanners scan the fingerprints on a user’s hand. Which of the following are advantages of fingerprint scanners?
Correct Answer(s)
A. Fingerprint collection is simple and inexpensive.
B. Fingerprint scanners are common.
C. Fingerprint scanners are accurate and stable.
Explanation
Fingerprint scanners have several advantages. Firstly, fingerprint collection is simple and inexpensive, making it a convenient method for identification. Additionally, fingerprint scanners are common, meaning they are widely available and can be easily implemented in various settings. Moreover, fingerprint scanners are known for their accuracy and stability, ensuring reliable authentication. However, the given answer does not include the advantage of fingerprint scanners working regardless of the cleanliness of the user's hands, which is another important benefit as it allows for consistent scanning even in less-than-ideal conditions.
50.
As an A+ technician, which of these would most likely cause damage to muscles, tendons, and nerves?
Correct Answer
C. Repetitive strain
Explanation
Repetitive strain is the most likely cause of damage to muscles, tendons, and nerves for an A+ technician. This is because repetitive strain refers to the overuse of certain muscles and tendons due to repetitive motions or activities. This can lead to inflammation, pain, and damage to the muscles, tendons, and nerves involved. Electromagnetic radiation, noise, and office environments may have other health effects, but they are not directly associated with damage to muscles, tendons, and nerves.