What is not a optical storage device?
The correct answer is option 2 i.e Magnetic tape. Magnetic tape: It was developed in Germany in 1928, based on magnetic wire recording.
Which of the following is not a type of optical storage?
|Que.||Which of the following is not a type of optical disk?|
Which of these is an optical storage device?
An optical disc drive is a device in a computer that can read CD-ROMs or other optical discs, such as DVDs and Blu-ray discs. Optical storage differs from other data storage techniques that make use of other technologies such as magnetism, such as floppy disks and hard disks, or semiconductors, such as flash memory.
Which of the following not a storage device?
Detailed Solution. The correct answer is Modem. A modem is not a storage device. Modem stands for modulator-demodulator.
Which of the following is a type of optical disc storage?
There are three main types of optical media: CD, DVD, and Blu-ray disc. CDs can store up to 700 MB (megabytes) of data, and DVDs can store up to 8.4 GB (gigabytes) of data. Blu-ray discs, which are the newest type of optical media, can store up to 50 GB of data.
Which of the following is optical disk?
Optical media is divided into three categories: CDs, DVDs, and Blu-ray discs. An optical disc is a computer disc that reads and writes data using optical storage techniques and technologies.
Which is not an external storage device?
The correct answer is Scanner. A scanner is an input device that scans documents such as photographs and pages of text. A scanner is not an external memory. It is a machine.
Which are the storage devices?
External storage devices
- External HDDs and SSDs. …
- Flash memory devices. …
- Optical Storage Devices. …
- Floppy Disks. …
- Primary Storage: Random Access Memory (RAM) …
- Secondary Storage: Hard Disk Drives (HDD) & Solid-State Drives (SSD) …
- Hard Disk Drives (HDD) …
- Solid-State Drives (SSD)
What are the 3 types of storage?
There are three main categories of storage devices: optical, magnetic and semiconductor. The earliest of these was the magnetic device. Computer systems began with magnetic storage in the form of tapes (yes, just like a cassette or video tape).
What are the different types of external storage devices?
The 7 Major Types of External Storage
- CD. Made in 1982, Compact Discs (CDs) are one of the oldest forms of external memory. …
- DVD. …
- External Hard Drives. …
- Flash Drive. …
- PC Card/PC External Memory. …
- Memory Card. …
- Online/Cloud Storage.
What are the external devices?
Any peripheral device that is not housed inside the computer cabinet. Monitors, keyboards, mice and printers are inherently external devices; however, drives, network adapters and modems may also be external. See external drive, external modem and USB adapter.
What are the 4 types of storage?
The four storage types include: hard disk drives (HDD), solid state drives (SSD), hybrids (HHDD / SSHD), and eMMC storage. In this article, we will explain the main differences between the four storage types available.
What are 3 examples of secondary storage devices?
There are three main types of secondary storage in a computer system:
- solid state storage devices, such as USB memory sticks.
- optical storage devices, such as CD, DVD and Blu-ray discs.
- magnetic storage devices, such as hard disk drives.
What are the 7 storage devices?
What is a storage device?
- Hard Disk Drive (HDD)
- Solid State Drive.
- Random Access Memory (RAM)
- CD, DVD and Blu-Ray Discs.
- USB Flash Memory.
Which are primary storage devices?
There are four types of primary storage:
- read only memory (ROM)
- random access memory (RAM)
- flash memory.
- cache memory.