Subject: Computer Hardware and GSM Repairs 1 | Level: Senior Secondary (WASSCE)
This module covers how computers and the internet are used as essential tools to assist in mobile phone repairs and firmware management.
Key Topics:
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What does 'SD' in SD Card stand for in relation to mobile phone storage devices?
Secure Digital
topic: 'understanding storage devices (Flash drives, SD Cards).' SD stands for Secure Digital, which is a standard memory card format commonly used to expand storage in mobile phones.
What is the primary purpose of downloading a ROM for a mobile phone?
To install or upgrade the phone's operating system software
topic: 'knowing how to search for mobile phone firmware (ROMs)'. A ROM (Read-Only Memory image) or firmware contains the core operating system software necessary to flash or restore a mobile device.
What does URL stand for in the context of browsing the internet for mobile repair solutions?
Uniform Resource Locator
topic: 'Understanding URLs...'. URL stands for Uniform Resource Locator, which acts as the specific web address used to find pages like repair forums on the internet.
If a customer's phone experiences a severe software crash, what should the GSM technician primarily search for online to fix it?
Mobile phone firmware (ROM)
topic: 'knowing how to search for mobile phone firmware (ROMs)'. Firmware or ROM files are specifically designed to be downloaded and flashed to resolve severe operating system issues.
Which of the following is considered a portable storage device commonly used to backup data or transfer firmware files from a computer to a mobile phone?
Flash drive
topic: 'understanding storage devices (Flash drives, SD Cards).' A flash drive (or USB drive) is a standard portable storage medium ideal for file transfers.
Which basic software application is required on a computer to successfully search for and access GSM repair forums online?
A Web Browser
topic: 'Web Browsing: Knowing how to search... on forums.' A web browser is the fundamental application used to access internet sites and search engines.
What basic computer operation is being performed when a technician duplicates a downloaded schematic diagram from a Flash drive to the computer's hard drive?
File copying / transferring
topic: 'Basic computer operations and understanding storage devices'. Copying a file from external storage to a local drive is a basic file transfer operation.
Before using a newly purchased or corrupted Flash drive to store firmware files, which basic computer operation is often necessary to prepare the file system?
Formatting the drive
topic: 'Basic computer operations and understanding storage devices'. Formatting prepares the storage device by creating a recognizable file system to securely hold and manage data.
In the context of computer networks, what is the primary function of an IP address?
It uniquely identifies a device on a network so it can send and receive data.
topic: 'Understanding URLs, IP addresses'. An IP (Internet Protocol) address is a unique numerical label assigned to devices connected to a computer network for communication.
When a technician downloads mobile phone firmware from an online forum, the file often has a '.zip' or '.rar' extension. What type of file is this?
A compressed archive file designed to reduce download size
topic: 'Internet Basics... downloading files'. Large files like ROMs are often compressed into ZIP or RAR formats to consolidate them and minimize download times.
