3a CISCO Examen De Segundo Periodo

The correct answer is CRT, Fuente de poder, impresora laser. These devices should not be used with an anti-static bracelet because they are more sensitive to static electricity and can be easily damaged. CRT monitors, power supplies, and laser printers are particularly vulnerable to static discharge and can be permanently damaged if not handled properly with anti-static precautions. It is important to use the anti-static bracelet when working with sensitive electronic components to prevent any potential damage caused by static electricity.

The correct answer is UPS. UPS stands for Uninterruptible Power Supply, which is a device that provides emergency power to a computer or other electrical equipment when the main power source fails. It acts as a backup power source, allowing the device to continue running or be shut down properly during a power outage, preventing data loss or damage to the equipment.

The correct answer is "Pulsera antiestática." This is because an "antistatic bracelet" (pulsera antiestática) is a device used to prevent the buildup of static electricity on a person's body. It is commonly used when working with electronic components to protect them from electrostatic discharge, which can damage sensitive electronics.

The correct answer is "Bolsa antiestática." This is because the question is asking for the name of a device, and out of the given options, "Bolsa antiestática" is the only one that matches the description of being an anti-static bag. The other options, such as "pulsera antiestática" (anti-static bracelet) and "Tapete antiestático" (anti-static mat), refer to different devices. "Bolsa eléctrica" (electric bag) is not a commonly used term and does not relate to the concept of anti-static devices.

El tipo de extinguidor que utilizarías con combustibles ordinarios es el tipo A. Los extinguidores de tipo A están diseñados para apagar incendios en materiales combustibles comunes, como madera, papel, tela y plástico. Utilizan un agente extintor que enfriará y sofocará el fuego, evitando así su propagación.

El tipo de extinguidor que se utilizaría con combustibles líquidos es el B. Los extinguidores de tipo B están diseñados específicamente para combatir incendios que involucran líquidos inflamables, como gasolina, aceites y solventes. Estos extinguidores contienen un agente extintor químico que sofoca el fuego y evita su propagación. Utilizar un extinguidor de tipo B es crucial para controlar y extinguir de manera efectiva los incendios que involucran combustibles líquidos.

El extinguidor que se utilizaría con material eléctrico es el tipo C. Los extinguidores de tipo C están diseñados específicamente para apagar incendios causados por equipos eléctricos energizados. Estos extinguidores contienen un agente extintor no conductor, como el dióxido de carbono o el polvo químico seco, que no dañará el equipo eléctrico mientras apaga el fuego. Es importante utilizar el tipo de extinguidor correcto para evitar riesgos adicionales en caso de incendio eléctrico.

The correct answer is "pico." In this context, "pico" refers to a voltage spike or surge that occurs for a very short duration in milliseconds. It is a sudden increase in voltage that can potentially damage electrical equipment if not properly regulated or protected against.

An "apagón" refers to the total absence of voltage in a circuit for a period of time. This means that there is a complete loss of power or electricity in the circuit, resulting in a blackout or power outage.

The correct answer is "Ruido." This term refers to the interference caused by other devices in an electrical circuit. It can disrupt the normal functioning of the circuit and lead to errors or inefficiencies in the system.

The correct answer is "b" because a Phillips screwdriver has a cross-shaped tip, which is commonly used to tighten or loosen screws with corresponding cross-shaped slots.

The correct answer is "a" because a flathead screwdriver, also known as a slotted screwdriver, has a flat, straight blade that fits into the single slot on a slotted screw. The other options (b, c, d, e) do not represent a flathead screwdriver.

The correct answer is "c" because a Pozidriv screwdriver is a type of screwdriver that has a specific head shape with a cross-like design. In this question, we are asked to identify which option represents a Pozidriv screwdriver, and option "c" is the only one mentioned.

The correct answer is "f" because a desarmador torx is a type of screwdriver that has a star-shaped tip, which is commonly used for screws with a corresponding star-shaped recess.

The correct answer is "use gafas de seguridad." This symbol represents the need to wear safety glasses or goggles. It is commonly used in workplaces or areas where there may be potential hazards to the eyes. The symbol serves as a reminder for individuals to protect their eyes by wearing the appropriate safety equipment.

ESD significa descarga electrostática. La descarga electrostática se refiere a la transferencia de electricidad estática entre dos objetos con diferentes cargas eléctricas. Este fenómeno puede ocurrir cuando hay una acumulación de cargas eléctricas en un objeto y luego se descarga repentinamente a través de otro objeto. La descarga electrostática puede ser dañina para los dispositivos electrónicos y es importante tomar precauciones para evitarla, como utilizar pulseras antiestáticas o alfombrillas especiales.

The correct answer is "probador de cable de red". This is because the question is asking for the name of the device, and out of the given options, "probador de cable de red" is the only one that matches the description of a device used to test network cables.

A CRT monitor, power supply unit (Funte de poder), and laser printer can potentially generate high voltages and pose a risk of electrocution. Therefore, these devices should not be used with an antistatic wristband, as it may not provide adequate protection against electric shocks. On the other hand, a hard drive, motherboard, cabinet, and microprocessor do not generate high voltages and can be safely used with an antistatic wristband to prevent static electricity damage.

The correct answer is "tarjeta madre" (motherboard). The motherboard is the internal device of the computer that contains the connections for all the internal devices of the computer. It is responsible for allowing communication between various components such as the CPU, RAM, and storage devices. The motherboard also provides power to these components and allows them to interact with each other effectively.

The correct answer is SATA. SATA stands for Serial Advanced Technology Attachment and it is a type of cable used to connect storage devices such as hard drives and solid-state drives to a computer's motherboard. It replaced the older PATA (Parallel ATA) cable, which was slower and had larger connectors. The FDD cable, on the other hand, is used to connect floppy disk drives, but it is not relevant to the given question.

The correct answer is PATA. PATA stands for Parallel Advanced Technology Attachment, which is a type of cable used to connect storage devices such as hard drives and optical drives to a computer's motherboard. It is an older technology that has been largely replaced by SATA (Serial Advanced Technology Attachment) cables, but some older computers and devices still use PATA cables.

The correct answer is 30v.

The correct answer is 30v. This is the voltage required to damage a computer component. Higher voltages such as 300v or 3000v would likely cause even more severe damage to the component.

El símbolo representa un láser.

La pulsera antiestática se conecta en el chasis de la computadora. Esto se debe a que el chasis actúa como una tierra, permitiendo que la electricidad estática se disipe de manera segura. Al conectar la pulsera al chasis, se evita el riesgo de dañar los componentes internos de la computadora al tocarlos con las manos cargadas de electricidad estática.

El símbolo representa una superficie caliente.

The correct answer is "Pinzas para hacer cable de red o crimpadoras" which translates to "pliers for making network cable or crimping." This answer correctly identifies the device as pliers used specifically for making network cables or crimping them. The other options mentioned, such as "pinzas de punta" (pointed pliers), "pinzas de corte" (cutting pliers), and "pinzas de precisión" (precision pliers) do not accurately describe the intended use of the device.

The correct answer is "Disco duro" (Hard disk). A hard disk is a device that stores data such as the operating system, files, and multimedia. It is a non-volatile storage device that provides long-term data storage and retrieval. Unlike other options like the motherboard, floppy disk, or video card, a hard disk is specifically designed for data storage purposes.

The given correct answer is "Ruido." In the context of the question, it is explained that "Es la interferencia causada por otros aparatos en un circuito eléctrico." This translates to "It is the interference caused by other devices in an electrical circuit." Therefore, "Ruido" refers to the noise or interference caused by other devices in an electrical circuit.

The correct answer is 3000v. This is because the human body is generally not sensitive to low voltages and requires a higher voltage to be felt. Voltages below 3000v are unlikely to be felt by the human body, while voltages above this threshold can cause discomfort or even harm.

The correct answer is PATA. PATA stands for Parallel Advanced Technology Attachment, which refers to a type of cable used to connect storage devices, such as hard drives, to a computer motherboard. This cable uses parallel communication to transfer data between the storage device and the computer. SATA, on the other hand, stands for Serial Advanced Technology Attachment, which is a newer and faster type of cable that replaced PATA. Therefore, the correct answer is PATA.

The question is asking which of the options is a flathead screwdriver. The correct answer is A, but without further context or information about the options, it is not possible to provide a specific explanation for why A is the correct answer.

ESD significa descarga electrostática. La descarga electrostática es un fenómeno en el cual se produce una transferencia rápida de carga eléctrica entre dos objetos con diferentes niveles de carga. Esto puede ocurrir cuando hay una acumulación de electricidad estática en un objeto y se descarga repentinamente al entrar en contacto con otro objeto. Este fenómeno puede ser peligroso ya que puede dañar componentes electrónicos sensibles. Por lo tanto, es importante tomar precauciones para evitar la descarga electrostática en entornos donde se manipulan dispositivos electrónicos.