Information and Communication Technology - 4IT1 PearsonEdexcel

Types Of Peripheral Devices - Storage

Akopọ

Every photograph, document, song and application on your devices needs somewhere to live when the power goes off. Storage technology determines how much you can keep, how quickly you can reach it and whether it will still be there in ten years. Choosing the right storage for a task is one of the most practical decisions in ICT.

In this lesson you will distinguish between storage devices and the media they read, compare hard disk drives with solid-state and optical alternatives, and master the binary-based units that describe capacity. You will also practise the kind of conversion calculations that Edexcel regularly tests in Paper 1.

Awọn Afojusun

  1. Be able to differentiate between storage devices and the media used to store data
  2. Know the characteristics of hard disk drives (HDD), solid state drives (SSD), optical disk drives
  3. Know that storage devices can be internal or external
  4. Know about types of storage media such as hard disks, optical disks (CD, DVD, Blu-ray), flash memory devices, magnetic tape
  5. Know that storage media can be recordable/write once (R) and rewritable (R/W)
  6. Understand the terms describing the capacity of storage such as bit, byte and multiples of these (kibibytes, mebibytes, gibibytes, tebibytes)

Akọ̀wé Ẹ̀kọ́

Your phone holds thousands of photos, your school network stores coursework for hundreds of students, and a streaming service keeps millions of songs ready to play. Behind every one of those files is a storage system that must hold data reliably, deliver it quickly and fit within a budget. Understanding the difference between a storage device and its medium, and knowing which technology suits a given scenario, is essential for both the exam and real-world decision-making.

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Ìdánwò Ẹ̀kọ́

Oriire fun ipari ẹkọ lori Types Of Peripheral Devices - Storage. Ni bayi ti o ti ṣawari naa awọn imọran bọtini ati awọn imọran, o to akoko lati fi imọ rẹ si idanwo. Ẹka yii nfunni ni ọpọlọpọ awọn adaṣe awọn ibeere ti a ṣe lati fun oye rẹ lokun ati ṣe iranlọwọ fun ọ lati ṣe iwọn oye ohun elo naa.

Iwọ yoo pade adalu awọn iru ibeere, pẹlu awọn ibeere olumulo pupọ, awọn ibeere idahun kukuru, ati awọn ibeere iwe kikọ. Gbogbo ibeere kọọkan ni a ṣe pẹlu iṣaro lati ṣe ayẹwo awọn ẹya oriṣiriṣi ti imọ rẹ ati awọn ogbon ironu pataki.

Lo ise abala yii gege bi anfaani lati mu oye re lori koko-ọrọ naa lagbara ati lati ṣe idanimọ eyikeyi agbegbe ti o le nilo afikun ikẹkọ. Maṣe jẹ ki awọn italaya eyikeyi ti o ba pade da ọ lójú; dipo, wo wọn gẹgẹ bi awọn anfaani fun idagbasoke ati ilọsiwaju.

  1. Which of the following is a storage device rather than a storage medium? A) DVD disc B) SD card C) DVD drive D) Hard disk platter Answer: C
  2. How many bytes are in 1 kibibyte (KiB)? A) 1000 B) 1024 C) 1048 D) 2048 Answer: B
  3. Which type of storage has no moving parts? A) Hard disk drive B) Magnetic tape drive C) Optical disk drive D) Solid state drive Answer: D
  4. A Blu-ray disc can hold more data than a DVD because it uses: A) A longer wavelength laser B) A shorter wavelength laser C) A magnetic read/write head D) A faster spinning motor Answer: B
  5. Which storage technology is most suitable for archiving large volumes of data that are rarely accessed? A) SSD B) USB flash drive C) Magnetic tape D) DVD-RW Answer: C

O wa lori ohun elo Green Bridge

Gba ohun elo Green Bridge CBT sori foonu tabi kọmputa rẹ lati ri awọn akọsilẹ ẹkọ ni kikun, awọn ibeere adaṣe, ati diẹ sii.

Awọn akọsilẹ ẹkọ ni kikun pẹlu awọn aworan apejuwe
Oluranlọwọ ẹkọ ti AI ṣe agbara rẹ
Kọ ẹkọ laisi intanẹẹti, nigbakugba, nibikibi
O wa lori Android, Windows, macOS, ati Linux

O wa lori ohun elo Green Bridge

Gba ohun elo Green Bridge CBT sori foonu tabi kọmputa rẹ lati ri awọn akọsilẹ ẹkọ ni kikun, awọn ibeere adaṣe, ati diẹ sii.

Awọn akọsilẹ ẹkọ ni kikun pẹlu awọn aworan apejuwe
Oluranlọwọ ẹkọ ti AI ṣe agbara rẹ
Kọ ẹkọ laisi intanẹẹti, nigbakugba, nibikibi
O wa lori Android, Windows, macOS, ati Linux

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Ṣe o fẹ ṣe adaṣe awọn ibeere idanwo adaṣe nipa Types Of Peripheral Devices - Storage? Ṣe igbasilẹ ohun elo Green Bridge CBT lati wọle si awọn ibeere idanwo adaṣe ati awọn ayẹwo adaṣe kikun fun koko-ọrọ yii.

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