Types, Hardware and Software Components of Mobile Phones for JSS 1
A phone has hardware such as the battery, display and circuit board, plus software that controls functions. Smartphones differ from basic feature phones.
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Royal Alikor is an educator with six years of classroom teaching and three years of elementary school leadership experience and is still teaching. He develops and reviews practical, curriculum-aligned learning materials for Nigerian schools and teachers.
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A phone has hardware such as the battery, display and circuit board, plus software that controls functions. Smartphones differ from basic feature phones.
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Precision screwdrivers open phone housings, tweezers grip tiny components and plastic spudgers separate parts. Correct handling avoids damaging connectors.
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A cracked display or faulty charging port is a hardware problem; frozen apps or system errors may be software faults. Diagnosis must come…
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Starting a beauty service requires practice, safe tools, clean premises and a clear target market. A simple budget helps match prices to operating…
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A beauty business should record treatment fees, product purchases and other expenses. Comparing income with costs shows whether the service is profitable.
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Manicure cares for fingernails and hands; pedicure focuses on toenails and feet. Clean tools, gentle filing and careful cuticle care help prevent injury.
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A henna cone holds paste used to draw temporary patterns on skin. A clean cone with a small opening gives better control over…
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Henna paste is mixed to a smooth consistency before being placed in a cone for patterns. Avoid unknown additives and test for sensitivity…
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Hair styling, makeup and henna design can become businesses through skill, hygiene and customer service. Pricing must cover materials, time and overheads.
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Beauty entrepreneurs use money for products, tools and daily costs. Saving part of earnings provides a reserve for replacing equipment or expanding services.
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Choosing cosmetics depends on skin type, ingredients and any existing irritation. Check product labels and avoid applying unsuitable products to damaged skin.
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Oily, dry and sensitive skin can react differently to cosmetics. A patch test checks for possible irritation before a new product is applied…
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