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- Question
What does 192 translate to in binary?
Options- A. 11000000
- B. 00111110
- C. 00001111
- D. 00000011
- E. None of the above
- Correct Answer
- 11000000
- 1. RS-449/442-A/423-A is
Options- A. a set of physical layer standards developed by EIA and intended to replace RS-232-C.
- B. a check bit appended to an array of binary digits to make the sum of the 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 is detected
- D. the ratio of the number of data units in error to the total number of data units
- E. None of the above Discuss
- 2. Which of the following uses network address translation?
Options- A. Routers
- B. Network adapter drivers
- C. Hubs
- D. Windows 95 Discuss
- 3. What does 240 translate to in binary?
Options- A. 11110000
- B. 00011110
- C. 00001111
- D. 11100000
- E. None of the above Discuss
- 4. The interactive transmission of data within a time sharing system may be best suited to
Options- A. simplex lines
- B. half-duplex lines
- C. full-duplex lines
- D. biflex-line
- E. None of the above Discuss
- 5. What frequency range is used for microwave communications, satellite and radar?
Options- A. Low Frequency : 30 kHz to 300 kHz
- B. Medium Frequency : 300 kHz to 3 MHz
- C. Super High Frequency : 3000 MHz to 30000 MHz
- D. Extremely High Frequency :30,000 MHz
- E. None of the above Discuss
- 6. Networks that follow the 802.5 standard appear to be in a star topology but are actually operating in what type of topology?
Options- A. Linear bus
- B. Modified star
- C. Modified ring
- D. Ring
- E. Hybrid hub Discuss
- 7. A T-switch is used to
Options- A. control how messages are passed between computers
- B. echo every character that is received
- C. transmit characters one at a time
- D. rearrange the connections between computing equipment
- E. None of the above Discuss
- 8. A communication network which is used by large organizations over regional, national or global area is called
Options- A. LAN
- B. WAN
- C. MAN
- D. Intranet
- E. None of the above Discuss
- 9. If the ASCII character H is sent and the character I is received, what type of error is this?
Options- A. single-bit
- B. multiple-bit
- C. burst
- D. recoverable Discuss
- 10. A proposed network infrastructure of interconnected local, regional, and global networks that would support universal interactive multimedia communications. Select the best fit for answer:
Options- A. Internetworked enterprise
- B. Information super highway
- C. Business applications of telecommunications
- D. Client/Server networks Discuss
Networking problems
Search Results
Correct Answer: a set of physical layer standards developed by EIA and intended to replace RS-232-C.
Correct Answer: Network adapter drivers
Correct Answer: 11110000
Correct Answer: half-duplex lines
Correct Answer: Extremely High Frequency :30,000 MHz
Correct Answer: Ring
Correct Answer: rearrange the connections between computing equipment
Correct Answer: WAN
Correct Answer: single-bit
Correct Answer: Information super highway
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