A global network of millions of business, government, educational, and research

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Question
A global network of millions of business, government, educational, and research networks; computer systems; database; and end users. Select the best fit for answer:
Options
A. Internet works
B. The Internet
C. Internet revolution
D. Internet technologies
E. None of the above

Correct Answer

The Internet

Networking problems

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1. Business meeting and conferences can be held by linking distantly located people through a computer network. Not only the participants exchange information but are able to see each other. What is it called?
Options
A. Telemeeting
B. Telemailing
C. Teleconferencing
D. Teletalking
E. None of the above

2. Terminals are required for
Options
A. realtime, batch processing, and timesharing
B. realtime, timesharing, and distributed processing
C. realtime, distributed processing, and manager inquiry
D. realtime, timesharing, and message switching
E. None of the above

3. An information utility can offer a user
Options
A. instant bonds and stock quotations
B. news stories from wire services
C. complete airline schedules for all domestic flights
D. All of the above
E. None of the above

4. What is the main difference between DDCMP and SDLG?
Options
A. DDCMP does not need special hardware to final the beginning of a message.
B. DDCMP has a message header
C. SDLC has a IP address
D. SDLC does not use CRC
E. None of the above

5. A distributed data processing configuration in which all activities must pass through a centrally located computer is called a:
Options
A. ring network
B. spider network
C. hierarchical network
D. data control network
E. None of the above

6. An international standard, multilevel set of protocols to promote compatibility among telecommunications networks. Select the best fit for answer:
Options
A. Network Server
B. Virtual Private Network
C. Network operating system
D. OSI

7. When a group of computers is connected together in a small area without the help of telephone lines, it is called
Options
A. Remote communication network (RCN)
B. Local area network(LAN)
C. Wide area network (WAN)
D. Value added network (VAN)
E. None of the above

8. A form of modulation In which the amplitude of a carrier wave is varied in accordance with some characteristic of the modulating signal, is known as
Options
A. Aloha
B. Angle modulation
C. Amplitude modulation
D. modem
E. None of the above

9. CSMA (Carrier Sense Multiple Access) is
Options
A. a method of determining which device has access to the transmission medium at any time
B. a method access control technique for multiple-access transmission media.
C. a very common bit-oriented data link protocol issued by ISO.
D. network access standard for connecting stations to a circuit-switched network
E. None of the above

10. The most important part of a multiple DHCP configurations is to make sure you don't have which of the following in the different scopes? Select the best answer.
Options
A. Duplicate addresses
B. Duplicate pools
C. Duplicate subnets
D. Duplicate default gateways
E. None of the above

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