COMPUTER SCIENCE AND ENGINEERING
SYSTEM SOFTWARE
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Processor
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Main Memory (RAM)
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Hard Disk Drive
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ROM
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Detailed explanation-1: -Currently, there are two common types of hard drive: Hard Disk Drive (HDD) Solid State Drive (SSD)
Detailed explanation-2: -Hard disks are flat circular plates made of aluminum or glass and coated with a magnetic material. Hard disks for personal computers can store terabytes (trillions of bytes) of information. Data are stored on their surfaces in concentric tracks.
Detailed explanation-3: -A hard drive or hard disk drive (HDD) is a type of data storage device that is used in laptops and desktop computers. An HDD is a “non-volatile” storage drive, which means it can retain the stored data even when no power is supplied to the device.
Detailed explanation-4: -Primary memory usually refers to Random Access Memory (RAM), while secondary storage refers to devices such as hard disk drives, solid state drives, removable “USB” drives, CDs, and DVDs.