Articles for A+ Depot Technician 220-604
Skills required for CompTIA's test 220-604.
CompTIA has specified more than fifteen objectives for CompTIA's test A+ Depot Technician, which are grouped under five topics. Following are some important areas in which a candidate should possess good knowledge before taking the A+ Depot Technician test:
Identifying the names, purposes,......
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Storage Devices and Media
A storage medium is an important part of a computer. Storage media contains data that are being accessed by users and is used to save data. It also saves files that a computer needs to operate. Storage devices and media come in different technologies, sizes, capacities, etc.
Following are the......
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Switch Mode Power Supply (SMPS)
Every electrical or electronic device needs power for work and the computer is not exception to it. Computers, too, have a particularly designed power supply component known as Switch Mode Power Supply (SMPS). SMPS converts raw input power to controlled voltage and current for the operation of......
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Things to practice for CompTIA test 220-604 (A+ Depot Technician).
The CompTIA test 220-604 (A+ Depot Technician) is meant for individuals who work or intend to work in an environment with limited customer interaction where hardware related activities are emphasized. This test measures an individual's ability to install, configure, and troubleshoot hardware on a......
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What is 802.11b?
The 802.11b standard, defined by IEEE, is an extension of the 802.11 standard of wireless network. It is also referred to as 802.11 High Rate or Wi-Fi. It operates in 2.4GHz band and brings data rates up to 11Mbps....
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What is 802.11g?
The 802.11g standard, defined by IEEE, is an extension to the 802.11b standard of wireless network. It operates in 2.4-GHz band and brings data rates up to 54Mbps using Orthogonal Frequency-Division Multiplexing (OFDM) technology. Since the 802.11g standard is backward compatible with 802.11b, an......
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What is a broadcast storm?
Broadcast storm is a situation in which one or more network devices send jabber packets constantly and increase traffic. A faulty network interface card (NIC) that sends jabber packets can be detected by the network monitor software.
A faulty NIC and a down server that serves network resources......
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What is a CMOS battery?
A Complementary Metal Oxide Semiconductor (CMOS) battery is installed on the motherboard. It provides backup to CMOS to store computer hardware configuration, date, and time settings when a computer's main power is off.
Note: Incorrect date and time on the computer indicate failure of the CMOS......
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What is a touch pad?
A touch pad is a device used to control pointer or cursor movement on a computer's monitor screen. It is used in place of a mouse. Originally introduced with laptops, touch pads are now also available with desktop computers. A touch pad senses a user's finger movements and moves the pointer......
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What is a USB connector?
A Universal Serial Bus (USB) connector is used with the USB cable for connecting various electronic devices to a computer. USB supports a data speed of up to 12 megabits per second. Two types of connectors are used with USB, namely USB-A Type and USB-B Type.
...
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220-604 PrepKit at a Glance
| Includes | Free | Buy |
|---|---|---|
| Version | 8.03.05 | |
| Practice Tests | 1 | 6 |
| 30 | 527 | |
| Quiz | 15 | 177 |
| Final Test | No | Yes |
| Articles, How Tos.., Tips | Yes | Yes |
| Study Notes | 24 | 130 |
Tips and How Tos for 220-604 exam
