Question 1

__________ provides full transport layer services to applications.

Accepted Answer

A) TCP 
B) UDP 
C) ARP 
D) none of the above 
A) TCP 
B) UDP 
C) ARP 
D) none of the above A

Question 2

The physical layer translates logical communication requests from the ______ into hardware specific operations.

Accepted Answer

A) data link layer 
B) network layer 
C) trasnport layer 
D) application layer 
A) data link layer 
B) network layer 
C) trasnport layer 
D) application layer A

Question 3

Attenuation means

Accepted Answer

A) loss of energy 
B) change in form or shape of a signal 
C) crosstalk 
D) difference in frequency 
A) loss of energy 
B) change in form or shape of a signal 
C) crosstalk 
D) difference in frequency A

Question 4

OSI model defines an open system as

Accepted Answer

A) a set of protocols that allows any two different systems to communicate 
B) a set of rules for open access 
C) a standard 
D) None of the above 
A) a set of protocols that allows any two different systems to communicate 
B) a set of rules for open access 
C) a standard 
D) None of the above

Question 5

Shannon capacity formula for noisy channel is

Accepted Answer

A) C = B Log (SNR) 
B) C = B Log (1/SNR) 
C) C = B Log (1 + SNR) 
D) None of the above 
A) C = B Log (SNR) 
B) C = B Log (1/SNR) 
C) C = B Log (1 + SNR) 
D) None of the above

Question 6

If r is the number of data elements carried per signal element, N is the data rate, and S is the signal rate, then

Accepted Answer

A) S= N x r 
B) S = N/r 
C) N = S x r x r 
D) None of the above 
A) S= N x r 
B) S = N/r 
C) N = S x r x r 
D) None of the above

Question 7

The Internetworking Protocol (IP) is a ________ protocol.

Accepted Answer

A) reliable 
B) connection-oriented 
C) both a and b 
D) none of the above 
A) reliable 
B) connection-oriented 
C) both a and b 
D) none of the above

Question 8

The ________ address, also known as the link address, is the address of a node as defined by its LAN or WAN.

Accepted Answer

A) port 
B) physical 
C) logical 
D) none of the above 
A) port 
B) physical 
C) logical 
D) none of the above

Question 9

Which layer links the network support layers and user support layers

Accepted Answer

A) session layer 
B) data link layer 
C) transport layer 
D) network layer 
A) session layer 
B) data link layer 
C) transport layer 
D) network layer

Question 10

In asynchronous serial communication the physical layer provides

Accepted Answer

A) start and stop signaling 
B) flow control 
C) both (a) and (b) 
D) none of the mentioned 
A) start and stop signaling 
B) flow control 
C) both (a) and (b) 
D) none of the mentioned

Question 11

Which address identifies a process on a host?

Accepted Answer

A) physical address 
B) logical address 
C) port address 
D) specific address 
A) physical address 
B) logical address 
C) port address 
D) specific address

Question 12

The physical layer is responsible for

Accepted Answer

A) line coding 
B) channel coding 
C) modulation 
D) all of the mentioned 
A) line coding 
B) channel coding 
C) modulation 
D) all of the mentioned

Question 13

Differential Manchester and multi line transmission (MLT-3) schemes differ in

Accepted Answer

A) Number of transition rules to encode binary data 
B) Self synchronization 
C) Both a and b 
D) None of the above 
A) Number of transition rules to encode binary data 
B) Self synchronization 
C) Both a and b 
D) None of the above

Question 14

_______ is a process-to-process protocol that adds only port addresses, checksum error control, and length information to the data from the upper layer.

Accepted Answer

A) TCP 
B) UDP 
C) IP 
D) none of the above 
A) TCP 
B) UDP 
C) IP 
D) none of the above

Question 15

Wireless transmission can be done via

Accepted Answer

A) radio waves 
B) microwaves 
C) infrared 
D) all of the mentioned 
A) radio waves 
B) microwaves 
C) infrared 
D) all of the mentioned

Question 16

1 TeraHertz =

Accepted Answer

A) 1000000 Hz 
B) 1000000000 Hz 
C) 1000000000000 Hz 
D) None of the above 
A) 1000000 Hz 
B) 1000000000 Hz 
C) 1000000000000 Hz 
D) None of the above

Question 17

Transmission data rate is decided by

Accepted Answer

A) network layer 
B) physical layer 
C) data link layer 
D) transport layer 
A) network layer 
B) physical layer 
C) data link layer 
D) transport layer

Question 18

Analog to digital conversion can be done using

Accepted Answer

A) PCM 
B) DM 
C) Both a and b 
D) Neither a nor b 
A) PCM 
B) DM 
C) Both a and b 
D) Neither a nor b

Question 19

Ethernet uses a ______ physical address that is imprinted on the network interface card (NIC).

Accepted Answer

A) 32-bit 
B) 64-bit 
C) 6-byte 
D) none of the above 
A) 32-bit 
B) 64-bit 
C) 6-byte 
D) none of the above

Question 20

A single channel is shared by multiple signals by

Accepted Answer

A) analog modulation 
B) digital modulation 
C) multiplexing 
D) none of the mentioned 
A) analog modulation 
B) digital modulation 
C) multiplexing 
D) none of the mentioned

__________ provides full transport layer services to applications.

The physical layer translates logical communication requests from the ______ into hardware specific operations.

Attenuation means

OSI model defines an open system as

Shannon capacity formula for noisy channel is

If r is the number of data elements carried per signal element, N is the data rate, and S is the signal rate, then

The Internetworking Protocol (IP) is a ________ protocol.

The ________ address, also known as the link address, is the address of a node as defined by its LAN or WAN.

Which layer links the network support layers and user support layers

In asynchronous serial communication the physical layer provides

Which address identifies a process on a host?

The physical layer is responsible for

Differential Manchester and multi line transmission (MLT-3) schemes differ in

_______ is a process-to-process protocol that adds only port addresses, checksum error control, and length information to the data from the upper layer.

Wireless transmission can be done via

1 TeraHertz =

Transmission data rate is decided by

Analog to digital conversion can be done using

Ethernet uses a ______ physical address that is imprinted on the network interface card (NIC).

A single channel is shared by multiple signals by

Communication Exchange and Network Topologies

Data Link Layer and Error Control Protocols

Data Link and Network

Tcpip, Routing Tables, and Addressing

Network Layer and IP Addressing

Understanding Transport Layer Protocols and UDP

Cryptography and Network Protocols

Filters

Exam 2: Networking and Physical Layer Protocols

__________ provides full transport layer services to applications.

The physical layer translates logical communication requests from the ______ into hardware specific operations.

Attenuation means

OSI model defines an open system as

Shannon capacity formula for noisy channel is

If r is the number of data elements carried per signal element, N is the data rate, and S is the signal rate, then

The Internetworking Protocol (IP) is a ________ protocol.

The ________ address, also known as the link address, is the address of a node as defined by its LAN or WAN.

Which layer links the network support layers and user support layers

In asynchronous serial communication the physical layer provides

Which address identifies a process on a host?

The physical layer is responsible for

Differential Manchester and multi line transmission (MLT-3) schemes differ in

_______ is a process-to-process protocol that adds only port addresses, checksum error control, and length information to the data from the upper layer.

Wireless transmission can be done via

1 TeraHertz =

Transmission data rate is decided by

Analog to digital conversion can be done using

Ethernet uses a ______ physical address that is imprinted on the network interface card (NIC).

A single channel is shared by multiple signals by

Communication Exchange and Network Topologies

Data Link Layer and Error Control Protocols

Data Link and Network

Tcpip, Routing Tables, and Addressing

Network Layer and IP Addressing

Understanding Transport Layer Protocols and UDP

Cryptography and Network Protocols

Filters