Which of the following connector types is MOST commonly used for serial connections?

The correct answer is C. RS-232. RS-232 (Recommended Standard 232) is the industry-standard interface specification for serial communication. It defines electrical characteristics and signaling for serial data transmission and uses connectors such as the DB-9 (9-pin) or DB-25 (25-pin). RS-232 serial ports were…

Networking concepts

Question

Options

AMTRJ
BRJ-11
CRS-232
DRJ-45

How the community answered

(34 responses)

A
3% (1)
B
3% (1)
C
88% (30)
D
6% (2)

Explanation

RS-232 (Recommended Standard 232) is the industry-standard interface specification for serial communication. It defines electrical characteristics and signaling for serial data transmission and uses connectors such as the DB-9 (9-pin) or DB-25 (25-pin). RS-232 serial ports were ubiquitous on older computers and are still common on networking equipment like routers and switches for console/management access. MTRJ (A) is a fiber optic connector. RJ-11 (B) is the small 4/6-pin connector used for telephone handsets and DSL. RJ-45 (D) is the 8-pin connector used for Ethernet.

Topics

#RS-232#serial connector#connector types

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