Four bits are used for packet sequence numbering in a sliding window protocol used in a computer network. What is the maximum window size?

Computer Networking
Four bits are used for packet sequence numbering in a sliding window protocol used in a computer network. What is the maximum window size?

4

15

None of these

16

8

4

15

None of these

16

8

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Computer Networking
Repeaters are often used on an 802.3 network to help strengthen the signals being transmitted. As with the length of segments and the number of segments, a limit exists as to how many repeaters can be used between any two nodes. What is the maximum number of repeaters that can be used?

Six

Two

Four

Three

Five

Six

Two

Four

Three

Five

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Computer Networking
Which of the following services use TCP?1. DHCP2. SMTP3. HTTP4. TFTP5. FTP

1, 3 and 4

2, 3 and 5

1, 2 and 4

1 and 2

1, 3 and 4

2, 3 and 5

1, 2 and 4

1 and 2

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Computer Networking
What function does a serial interface perform in data communication?

Decodes incoming signals into computer data

Converts serial data into audio signals

Converts parallel data into a stream of bits

None of these

Converts analog signals into digital signals

Decodes incoming signals into computer data

Converts serial data into audio signals

Converts parallel data into a stream of bits

None of these

Converts analog signals into digital signals

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Computer Networking
A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. Differential PCM with 4 bit relative signal value is used. Then how many bits per second are actually sent?

32 Kbps

128 Kbps.

8 Kbps

None of these

64 Kbps

32 Kbps

128 Kbps.

8 Kbps

None of these

64 Kbps

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Computer Networking
The Internet Control Message Protocol (ICMP)

All of these

None of these

provides communication between the Internet Protocol Software on one machine and the Internet Protocol Software on another

reports error conditions to the original source, the source must relate errors to individual application programs and take action to correct the problem

allows gateways to send error a control messages to other gateways or hosts

All of these

None of these

provides communication between the Internet Protocol Software on one machine and the Internet Protocol Software on another

reports error conditions to the original source, the source must relate errors to individual application programs and take action to correct the problem

allows gateways to send error a control messages to other gateways or hosts

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Computer Networking

Computer Networking Four bits are used for packet sequence numbering in a sliding window protocol used in a computer network. What is the maximum window size?

Computer Networking Which of the following services use TCP?1. DHCP2. SMTP3. HTTP4. TFTP5. FTP

Computer Networking What function does a serial interface perform in data communication?

Computer Networking A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. Differential PCM with 4 bit relative signal value is used. Then how many bits per second are actually sent?

Computer Networking The Internet Control Message Protocol (ICMP)

Computer Networking
Four bits are used for packet sequence numbering in a sliding window protocol used in a computer network. What is the maximum window size?

Computer Networking
Which of the following services use TCP?1. DHCP2. SMTP3. HTTP4. TFTP5. FTP

Computer Networking
What function does a serial interface perform in data communication?

Computer Networking
A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. Differential PCM with 4 bit relative signal value is used. Then how many bits per second are actually sent?

Computer Networking
The Internet Control Message Protocol (ICMP)