Telegraphy remained the major technology for intercontinental communication well
ID: 3860631 • Letter: T
Question
Telegraphy remained the major technology for intercontinental communication well into the _____. a. 1940s b. 1960s c. 1950s d.1930s The _____ was designed to tabulate the 1890 census and used cards with designated areas representing data fields. a. Atanasoff-Berry Computer b. Babbage's Analytical Engine c. Hollerith Tabulating Machine d. Schickard's Calculator What generation of cell phone technology was the first to offer true mobile broadband? a. 4G b. 3G c. 1G d. 2G Which of the following descriptions best matches that of computer science degree? a. Focuses on the design of computer hardware and peripheral devices, often at the chip level. b. Focuses on applying computers to business problems. c. Focuses on computer equipment and software used by businesses. d. Focuses on computer architecture and how to program computers to make them work effectively and efficiently.Explanation / Answer
Q 21: Option A is correct.
Telegraphs are the major means of communication from around 1830. Around 1945, the telegraph usage is reduced because of the advent of technologies like the telephone.
Q 22: Option C is correct.
The tabulating machine is used to summarise the information stored on printed cards like punch card etc. It is used for cards with designated areas representing data fields.
Q 23: Option d is correct
Mobile broad band means providing internet services for wireless mobile devices. This can be done through a portable wireless modem. This portable wireless modem is our mobile phone. Around 1991 the advent of 2G technology supported wireless internet access (mobile broadband services).
Q 24: Option B is correct.
A computer science degree purely concentrates on using our computer and knowledge to solve business related problems. So, our focus is on applying computers to business problems.
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