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- Question
A 4 KHz noiseless channel with one sample every 125 per sec, is used to transmit digital signals. Find the bit rate (bits per second) that are sent, if CCITT 2.048 Mbps encoding is used.
Options- A. 500 Kbps
- B. 32 Kbps
- C. 8 Kbps
- D. 64 Kbps.
- Correct Answer
- 64 Kbps.
- 1. Frames from one LAN can be transmitted to another LAN via the device
Options- A. Router
- B. Bridge
- C. Repeater
- D. Modem Discuss
- 2. Which, of the following is not true about the description of a decision table?
Options- A. A decision table is easy to modify
- B. A decision table is directly understood by the computer
- C. A decision table is easy to understand
- D. All of the above
- E. None of the above Discuss
- 3. Which of the following is the main Apache configuration file?
Options- A. /etc/apache.conf
- B. /etc/httpd/config.ini
- C. /etc/httpd/conf/httpd.conf
- D. /etc/srm.conf
- E. None of the above Discuss
- 4. In the PROLOG language system, facts are manipulated by:
Options- A. algorithms
- B. rules
- C. memory
- D. simulations
- E. None of the above Discuss
- 5. Which I/O port belongs to LPT2?
Options- A. 378H
- B. 278H
- C. 3f8h
- D. 2e8h
- E. None of the above Discuss
- 6. How many devices does USB support?
Options- A. 127
- B. 125
- C. 100
- D. 225
- E. None of the above Discuss
- 7. An example of digital, rather than analog, communication is
Options- A. DDD
- B. DDS
- C. WATS
- D. DDT
- E. None of the above Discuss
- 8. An ethernet switch works at the protocol layer
Options- A. True
- B. False Discuss
- 9. What part of the manufacturing process relate to each stage of the process and to the process as a whole?
Options- A. field service
- B. design
- C. distribution
- D. project management
- E. None of the above Discuss
- 10. Which of the following is used to derive the address, of a record from the record key
Options- A. comma
- B. hashing
- C. variable
- D. field
- E. None of the above Discuss
More questions
Correct Answer: Bridge
Correct Answer: A decision table is directly understood by the computer
Correct Answer: /etc/httpd/conf/httpd.conf
Correct Answer: rules
Correct Answer: 278H
Correct Answer: 127
Correct Answer: DDS
Correct Answer: False
Correct Answer: project management
Correct Answer: hashing
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