COMPUTER FUNDAMENTALS

COMPUTER ARCHITECTURE

SECONDARY STORAGE DEVICES

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

Serial access starts from the beginning of the data and then access each record of the data until the required record is found. Which one of these devices below uses serial access?

A	Hard disk drive
B	Flash drive
C	Cassette tape
D	CD discs

Explanation:

Detailed explanation-1: -serial access A method of access to data in which blocks are read from the storage medium in the physical order in which they occur, until the required item is reached.

Detailed explanation-2: -Magnetic tape is a long and narrow strip of plastic that thin magnetic material is coated on. Nearly all recording tape is of this type, whether used for recording audio or video or computer data storage. Magnetic tape recording uses magnetic tape which moves on a recording head.

Detailed explanation-3: -Sequential is access method is used to access cassette tape. In computer science, sequential access means that a group of elements (such as data in a memory array or a disk file or on magnetic tape data storage) is accessed in a predetermined, ordered sequence. Sequential Access.

There is 1 question to complete.