IT Essentials Final Exam 1 - 10 (Unoffical) Derp

An output device is a peripheral device that displays information or data to the user. A monitor is an example of an output device as it displays visual output from the computer system. It allows the user to view text, images, videos, and other graphical content generated by the computer. The keyboard and mouse are input devices as they allow the user to input data into the computer. "Critchlow" is not a recognized term in the context of computer devices, so it is not an output device.

EPROM stands for Erasable Programmable Read-Only Memory. It is a type of ROM that can be erased and reprogrammed using UV light. EPROM chips have a transparent quartz window on top that allows UV light to pass through. When exposed to UV light for a specified duration, the EPROM chip's memory cells can be erased, making it ready for reprogramming. This feature makes EPROMs useful for applications where the stored data needs to be changed or updated periodically.

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A USB can have up to 127 devices connected to it. This is because USB supports a maximum of 127 unique addresses for devices connected to a single USB controller. Each device connected to the USB is assigned a unique address, allowing multiple devices to be connected and recognized by the system.

DIMM (Dual In-Line Memory Module) is the circuit board that holds SDRAM, DDR SDRAM, and DDR2 SDRAM chips. It is a type of memory module commonly used in desktop computers and servers. DIMMs provide a high-speed data transfer rate and larger memory capacity compared to other types of memory modules such as SIMM, PIMM, and RIMM.

The correct answer is 802.11 G. This wireless IEEE standard operates in a radio frequency of 2.4 GHz and supports a maximum bandwidth of 54 Mbps. The 802.11 G standard is an improvement over the 802.11 B standard, offering faster speeds and better performance. It is backward compatible with 802.11 B devices, making it a popular choice for wireless networks.

The given answer, "CPU" or Central Processing Unit, is the correct answer because it is commonly referred to as the "brain" of a computer. The CPU is responsible for executing instructions and performing calculations, making it a vital component in the functioning of a computer. The term "Derp" is not related to the question and does not provide any relevant information.

The question is asking about the number of pins on a SATA cable. The correct answer is 7. SATA cables typically have 7 pins.