Tag Archives: computing

CompTIA Exams Guide

Please note this is not an all-inclusive exam guide. This will not replace your study guides and textbooks. While every effort is made to ensure that the content of this website is accurate, the data is provided “as is” and is not intended to be used as a replacement for professional educators. Sanuja Senanayake makes no representations or warranties in relation to the accuracy or completeness of the information. Use the materials at your own discretion. Continue reading CompTIA Exams Guide

Adding Mobile Data and Mobile Hotspot to Quick Settings

Quick Settings is the top drop-down panel on Android devices. The following will is a simplified guide for adding mobile data and mobile hotspot (and others: data saver) to quick settings on Samsung Galaxy Devices.

I can confirm this method still works with Android 7, 8, 9 and 10 with Samsung One UI 1.0 and One UI 2.0. This will work on both network-locked and unlock devices.

Continue reading Adding Mobile Data and Mobile Hotspot to Quick Settings

Recover Data from Internal Hard Drives

Computers are made of multiple different components. Not all components are vital to the operations of a computer. For example, failure of a disk drive (DVD/BlueRay) would most likely have little to no impact on other functions of a computer. But a failure of a vital component such as the processor, power supply, or malfunctioning of a hard drive will lead to a situation where the computer is no longer operational. Do not panic. You may be able to recover data from such computers using either an external enclosure or using an IDE/SATA to USB adapter.

You can recover data from most “broken” computers even if you are not tech-savvy. If you perform the recovery at home (or business) by yourself, you will save from $100 to $2000 CAD (2016 estimates) on data recovery costs. Continue reading Recover Data from Internal Hard Drives

Installing a router and routing basics

Modem, Router and Modem-Router combination

The term routing has been in used long before the Internet age. In the past, routing refers to the distribution of mail or landline (traditional) phone calls through mail sorting centers or telephone switching centers. Today, a router is an electronic networking device that acts as the “middle guy” between two or more data lines from different devices. A router manages the packets (data) migration between computers within the local area network (LAN) and provides distributed Internet (Wide Area Network) access to the local clients. Continue reading Installing a router and routing basics