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- Question
To connect a computer with a device in the same room, you might be likely to use
Options- A. a coaxial cable
- B. a dedicated line
- C. a ground station
- D. All of the above
- Correct Answer
- a coaxial cable
- 1. Which of the following layer protocols are responsible for user and the application programme support such as passwords, resource sharing, file transfer and network management?
Options- A. Layer 7 protocols
- B. Layer 6 protocols
- C. Layer 5 protocols
- D. Layer 4 protocols
- E. None of the above Discuss
- 2. With an IP address set starting with 150, you currently have six offices that you are treating as subnets. Plans are in place to open 10 more offices before the end of the year. What subnet mask should you use to satisfy the needed number of subnets and maximize the number of hosts available at each site?
Options- A. 192
- B. 224
- C. 240
- D. 248
- E. 252 Discuss
- 3. Which of the following refers to the terms "residual error rate"?
Options- A. the number of bit errors per twenty four hours of continuous operation on an asynchronous line
- B. The probability that one or more errors will be undetected when an error detection scheme is used
- C. the probability that one or more errors will be detected when an error detection mechanism is used
- D. signal to noise ratio divided by the ratio of energy per bit to noise per hertz
- E. None of the above Discuss
- 4. Which address is the loopback address?
Options- A. 0.0.0.1
- B. 127.0.0.0
- C. 127.0.0.1
- D. 255.255.255.255
- E. None of the above Discuss
- 5. Modulation is the process of
Options- A. converting analog signals to digital signals
- B. converting digital signals to analog signals
- C. Multiplexing various signals into high speed line signals
- D. performing data encryption. Discuss
- 6. Which of the following best illustrates the default subnet mask for a class A,B, and C Network?
Options- A. 0.0.0.0, 0.0.0.1, 0.0.1.1
- B. 255.255.255.0, 255.255.0.0, 255.0.0.0
- C. 255.0.0.0, 255.255.0.0, 255.255.255.0
- D. 255.255.0.0, 255.255.255.0, 255.255.255.255
- E. None of the above Discuss
- 7. HOSTS file entries are limited to how many characters?
Options- A. 8
- B. 255
- C. 500
- D. Unlimited
- E. None of the above Discuss
- 8. You are working with three networks that have the network IDs 192.168.5.0, 192.168.6.0, and 192.168.7.0. What subnet mask can you use to combine these addresses into one?
Options- A. 255.255.252.0
- B. 225.255.254.0
- C. 255.255.255.240
- D. 255.255.255.252 Discuss
- 9. The first step in troubleshooting many problems is to verify which of the following?
Options- A. The subnet mask is valid
- B. TCP/IP is installed correctly on the client
- C. The WINS server is running
- D. The BDC is operable
- E. None of the above Discuss
- 10. Which of the following statement is correct?
Options- A. Buffering is the process of temporarily storing the data to allow for small variation in device speeds
- B. Buffering is a method to reduce cross-talks
- C. Buffering is a method to reduce the routing overhead
- D. Buffering is storage of data within the transmitting medium until the receiver is ready to receive
- E. None of the above Discuss
Networking problems
Search Results
Correct Answer: Layer 7 protocols
Correct Answer: 248
Correct Answer: The probability that one or more errors will be undetected when an error detection scheme is used
Correct Answer: 127.0.0.1
Correct Answer: converting digital signals to analog signals
Correct Answer: 255.0.0.0, 255.255.0.0, 255.255.255.0
Correct Answer: 255
Correct Answer: 255.255.252.0
Correct Answer: TCP/IP is installed correctly on the client
Correct Answer: Buffering is the process of temporarily storing the data to allow for small variation in device speeds
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