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হোম›একাদশ-দ্বাদশ শ্রেণি›English Version›Information and Communication Technology›C-02 — Communication Systems and Networking›C-02-Q134

C-02-Q134mediumsingle_mcq

Why are mobile phones called cellular phones?

aBecause they use batteries (cells)
bBecause they work between different cells
cBecause they use satellite cells
dBecause they have cellular antennas

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এই অধ্যায়ের আরও প্রশ্ন

C-02-Q135Mobile phones were first used by whom in 1940 during the second world war?
C-02-Q136Which company began commercially manufacturing mobile phones in the 80s?
C-02-Q137Commercially manufactured mobile phones can be divided into how many generations?
C-02-Q138Which was the first handheld mobile phone, manufactured and used in the United States?
C-02-Q139AMPS, which announced the first generation of mobile phone standards, stands for —
C-02-Q140The first generation (1G) of mobile phones covered which time period?
C-02-Q141What marked the beginning of the second generation (2G) of mobile phones?
C-02-Q142A 2G network is also known as a —
C-02-Q143The two new features of 2G mobile phones were GSM and —
C-02-Q144When a mobile phone communicates beyond its service operator's coverage area, it is called —

C-02 — Communication Systems and Networking — সব প্রশ্ন দেখুন (256টি) →