Networks - 2
Description: Online 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: Karuna Seth | |
Tags: c programming C pointers Exploring C Arrays Loops Conditions File Handling in C C C++ PHP HTML Information Technology IT Data Communication & Networks |
If digital data rate of 9, 600 bps is encoded using 8-level PSK method, modulation rate is
Pick the correct statement.
End-to-end connectivity is provided from host-to-host in
The probability that a single bit will be in error on a typical public telephone line using 4, 800 bps modem is 10 to the power 3. If no error detection mechanism is used, residual error rate for a communication line using 9 bit frames is equal to
Hamming distance between 001111 and 211 is
Which of the following refers to term ''residual error rate''?
How many class A, B and C network IDs can exist?
The signal to noise ratio for a voice trade line is 30.1 db or a power ratio of 1023 : 1. The maximum achievable data rate on the line whose spectrum ranges from 300 Hz to 4, 300 Hz, is
How many characters per sec (7 bit + 1 parity) can be transmitted over a 2,400 bps, if the transfer is asynchronous (1 start and 1 stop bit)?
FDDI is a
In Ethernet CSMS/CD, the special bit sequence transmitted by media access management for collision handling is called
Working of WAN generally involves
The number of pairs of stations that can simultaneously communicate in Ethernet LAN is
Many large organizations with their offices in different countries of the world connect their computers through telecommunication satellites and telephone lines. Such a communication network is called
Which of the following is a wrong example of network layer?
Which of the following is a non-polling system?
When a group of computers is connected together in a small area without the help of telephone lines, the network is called
Standard of the Electronic Industries Association of America. What do the letters'RS' stand for?
A network which is used for sharing data, software and hardware among several users owning microcomputers is called
Namr the communication circuit that transmits data in both directions, but not simultaneously.
Terminals are used to/for
Communication between computers is almost
Required characteristic(s) of an online real-time system is/are
An example of digital communication, rather than analog communication, is
Which of the following is not used in Local Area Networks (LAN)?