networking computer-science question and answers -Page 20

CuriousTab

Home Aptitude

1. Which of the following specifies the network address and host address of the computer?
Options
A. The IP address
B. The TCP address
C. The subnet mask
D. The default gateway
E. None of the above

7. Which of the following statement is correct?
Options
A. A spin stabilized satellite used solar cells mounted on a cylinder body that continuously rotates so that 40 a time and it also uses gyroscopic action of a spinning satellite to maintain its orientation towards the earth and the sun.
B. A spin stabilized satellite uses solar panels whose cells are continually oriented toward the sun
C. Satellite transponders use lower frequency reception of radiation from earth stations and higher frequency for transmission to earth stations.
D. satellite transponders use a single frequency for reception and transmission from one point on earth to another
E. None of the above

9. Parity bit is
Options
A. an error-detecting code based on a summation operation performed on the bits to be checked.
B. a check bit appended to an array of binary digits to make the sum of all the binary digits.
C. a code in which each expression conforms to specific rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and thus the presence of the errors in detected
D. the ratio of the number of data units in error to the total number of data units
E. None of the above

10. The modern enterprise is interconnected internally and externally by the Internet, intranets, and other networks. Select the best fit for answer:
Options
A. Internetworked enterprise
B. Information super highway
C. Business applications of telecommunications
D. Client/Server networks
E. None of the above

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