MCQ Exam Test

Q1

How many digits of the DNIC (Data Network Identification Code) identify the country?

Q2

A station in a network forwards incoming packets by placing them on its shortest output queue. What routing algorithm is being used?

Q3

Select the wrong data communication system component:

Q4

OSI model means:

Q5

Select the correct cable that transport signals in the form of light:

Q6

Select the cable that uses copper conductor, accept and transport signals in the form of electric current?

Q7

You have a class A network address 10.0.0.0 with 40 subnets, but are required to add 60 new subnets very soon. You would like to still allow for the largest possible number of host IDs per subnet. Which subnet mask should you assign?

Q8

What is the default subnet mask for a class C network?

Q9

Frames from one LAN can be transmitted to another LAN via the device

Q10

The probability that a single bit will be in error on a typical public telephone line using 4800 bps modem is 10 to the power -3. If no error detection mechanism is used, the residual error rate for a communication line using 9-bit frames is approximately equal to

Q11

Which is also known as a connectionless protocol for a packet-switching network that uses the Datagram approach?

Q12

What are the most commonly used transmission speeds in BPS used in data communication?

Q13

Twisted pair wires, coaxial cable, optical fiber cables are the examples of:

Q14

Number of Unguided Media is:

Q15

Time required for a message to travel from one device to another is known as:

Q16

Which switch is a multistage switch with micro switches at each stage that route the packets based on the output port represented as a binary string?

Q17

00 represents a pixel that pixel is known as :

Q18

Switching at the network layer in the Internet uses the datagram approach to:

Q19

Which network is a cross between circuits switched network and a data-gram network?

Q20

Which of the followings is used in communications is referred to as unshielded twisted-pair (UTP)?

Q21

Which of the following condition is used to transmit two packets over a medium at the same time?

Q22

Select correct type of line configuration:

Q23

What is Cladding?

Q24

If one link fails, only that link is affected. All other links remain active. Which topology does this?

Q25

A data communications system has:

computer-networking - Part 2

How many digits of the DNIC (Data Network Identification Code) identify the country?

A station in a network forwards incoming packets by placing them on its shortest output queue. What routing algorithm is being used?

Select the wrong data communication system component:

OSI model means:

Select the correct cable that transport signals in the form of light:

Select the cable that uses copper conductor, accept and transport signals in the form of electric current?

You have a class A network address 10.0.0.0 with 40 subnets, but are required to add 60 new subnets very soon. You would like to still allow for the largest possible number of host IDs per subnet. Which subnet mask should you assign?

What is the default subnet mask for a class C network?

Frames from one LAN can be transmitted to another LAN via the device

The probability that a single bit will be in error on a typical public telephone line using 4800 bps modem is 10 to the power -3. If no error detection mechanism is used, the residual error rate for a communication line using 9-bit frames is approximately equal to

Which is also known as a connectionless protocol for a packet-switching network that uses the Datagram approach?

What are the most commonly used transmission speeds in BPS used in data communication?

Twisted pair wires, coaxial cable, optical fiber cables are the examples of:

Number of Unguided Media is:

Time required for a message to travel from one device to another is known as:

Which switch is a multistage switch with micro switches at each stage that route the packets based on the output port represented as a binary string?

00 represents a pixel that pixel is known as :

Switching at the network layer in the Internet uses the datagram approach to:

Which network is a cross between circuits switched network and a data-gram network?

Which of the followings is used in communications is referred to as unshielded twisted-pair (UTP)?

Which of the following condition is used to transmit two packets over a medium at the same time?

Select correct type of line configuration:

What is Cladding?

If one link fails, only that link is affected. All other links remain active. Which topology does this?

A data communications system has: