Networks - 1
Description: Get complete study material to prepare for Information Technology covers all concepts of C, C++, PHP, HTML, test papers and notes for c, programming, C pointers, Exploring C, Arrays, Loops, Conditions, File Handling in C | |
Number of Questions: 25 | |
Created by: Chandra Bhatti | |
Tags: c programming C pointers Exploring C Arrays Loops Conditions File Handling in C C C++ PHP HTML Data Communication & Networks |
The number of cross points needed for 10 lines in a cross point, which is full duplex in nature and there are no self connections, is
Characters per se (7 bits + 1 parity), which can be transmitted over a 2, 400 bps line, if the transfer is synchronous (1 start and 1 stop bit), are
Bit snuffing is
Directions: This question is based on Huffmain's coding for symbols. A with probability 0.3, B with 0.15, C with 0.1, D with 0.5 and E with 0.2
The minimum number of bits required to represent B is
Directions: This question is based on Huffmain's coding for symbols. A with probability 0.3, B with 0.15, C with 0.1, D with 0.5 and E with 0.2
Average code length is
Error detection at data link level is achieved by
Directions: This question is based on Huffmain's coding for symbols. A with probability 0.3, B with 0.15, C with 0.1, D with 0.5 and E with 0.2
The minimum number of bits required to represent all the symbols tightly is
Which of the following digits are known as area code of Network User Address (NUA)?
Which one of the following networks uses dynamic or adaptive routing?
Which of the following digits are known as sub-address digits ( for use by the user) of Network User Address?
Pick the correct statement out of the following statements.
Which of the following digits are known as terminal number of NUA?
How many digits of NUA are known as DNIC (Data Network Identification Code)?
Manchester code is
A modem constellation diagram has data points at (0, 1) and (0, 2). What type(s) of modulation does the modem use?
End-to-end connectivity is provided from host-to-host in a
Error detection at a data link level is achieved by
A terminal multiplexer has six 1, 200 bps terminals and 'n' 300 bps terminals connected to it. The outgoing of the line is 9, 600 bps. What is the maximum value of n?
The parameter which gives the probability of the transport layer itself spontaneously terminating a connection due to internal problems is called
The maximum number of lines that can be supported in a time division switch, if each memory access takes 100 ns and one frame period is 125 micro seconds, is
Maximum data rate of a channel for a noiseless 3 KHz binary channel is
4 bits are used for packet sequence numbering in a sliding window protocol used in a computer network. What is the maximum window size?
A 6 uHz channel is used by a digital signaling system utilizing 4 level signals. What is maximum possible transmission rate?
If the bit string 0111101111101111110 is subjected to bit-stuffing for the flag string 01111110, the output string is
The maximum data rate of a channel of 3, 000 Hz bandwidth and SNR of 30 db is