Question 1 of 25
Hints left: 3
Q1
In OSI model, which of the following layer provides error-free delivery of data?
Q2
Which of the following is not a transmission medium?
Q3
Which of the following network access standard is used for connecting stations to a circuit-switched network?
Q4
An error detecting code is which code is the remainder resulting from dividing the bits to be checked by a predetermined binary number, is known as
Q5
Packet Switch Stream (PSS) was introduced in
Q6
What is the minimum number of wires needed to send data over a serial communication link layer?
Q7
A batch processing terminal would not include a
Q8
Which of the following medium access control technique is used for bus/tree?
Q9
The physical layer of a network
Q10
The size or magnitude of a voltage or current waveform is
Q11
You are working with a class C network. You are required to configure it for five subnets, each of which will support 25 nodes. What subnet should you use?
Q12
Which file transfer protocol uses UDP?
Q13
A distributed data processing configuration in which all activities must pass through a centrally located computer is called a:
Q14
Devices on one network can communicate with devices on another network via a
Q15
Bulletin board system
Q16
Error detection at the data link level is achieved by?
Q17
A network designer wants to connect 5 routers as point-to-point simplex line. Then the total number of lines required would be
Q18
Which of the following statement is incorrect?
Q19
The _____ layer is the layer closest to the transmission medium.
Q20
After coding a document into a digital signal, it can be sent by telephone, telex or satellite to the receiver where the signal is decoded and an exact copy of the original document is made. What is it called?
Q21
Which of the following data transmission media has the largest terrestrial range without the use of repeaters or other devices?
Q22
Which of the following allows devices on one network to communicate with devices on another network?
Q23
What is the name of the device that connects two computers by means of a telephone line?
Q24
Which of the following statement is incorrect?
Q25
The area of coverage of a satellite radio beam is known as