Midterm 2 Study Guide Flashcards

(45 cards)

1
Q

Which of the following protocol work in the network layer?

A

ICMP ( Internet Control Message Protocol)

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2
Q

A router r1 in an autonomous system A1 wants to send a message to another router r2 in another autonomous system A2. Which of the following routing protocol will be necessary to send the message?

A

BGP (Border Gateway Protocol)

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3
Q

In _____, the router forwards the received packet through _____ of its interfaces.

A

Unicasting, only one

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4
Q

The combination of an IP address and a port number is called a _______ address.

A

Socket

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5
Q

______ Method sends some information from the client to the server.

A

HTTP POST

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6
Q

_______ is a method to improve RIP stability in which the router selectively chooses the interfaces from which updating information is sent.

A

Split Horizon

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7
Q

Which of the following command will get your IP address, subnet mask, and default gateway ( the computer that connects you to the internet)?

A

IPconfig

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8
Q

_______ is a __________ routing protocol and _______ is a _____ routing protocol.

A

RIP, Distance vector, OSPF, link-state

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9
Q

Which of the following command will give you all of the IP addresses that are associated with a given domain name?

A

Nslookup

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10
Q

HTTP Method ____________ requests a document from a server.

A

GET

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11
Q

The IP address 10000011 00000000 00000000 00000000 belongs to ___ class.

A

B

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12
Q

Which of the following statement is true for OSPF?

A

The metric used is based on minimum delay, maximum throughput, etc.

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13
Q

______ Assigns IP address dynamically to a host in a network.

A

DHCP

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14
Q

Which of the following IP address ( IP v4) is not a valid IP address?

A

100110001 100001111 110000101 100001101

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15
Q

______ is designed to capture the error- reporting messages that the IP protocol is not capable of doing.

A

ICMP ( Internet Control Message Protocol)

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16
Q

_______ is the process of organizing and maintaining information about all the components of a computer network and maintains a database that contains the locations and network addresses of all hardware devices as well as information about the programs, versions and updated installed in network computers.

A

MIB (Management Information Base)

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17
Q

In _______, the sender and receiver first need to establish a logical connection between themselves and data exchange can only happen after that.

A

Connection- Oriented services

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18
Q

______ at the network layer in the Internet uses ______ approach to packet switching.

A

Switching, datagram

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19
Q

Which of the following is inter- domain routing protocol?

A

BGP (Border Gateway Protocol)

20
Q

_____ is used to find the shortest path from source to destination in OSPF.

A

Dijkstra’s algorithm

21
Q

The _______ command is used to find the actual path that packets take to reach from source to destination in Internet.

22
Q

A sender wants to email MPEG files. Which of the following protocol is necessary?

A

MIME (Multipurpose Internet Mail Extensions)

23
Q

Which of the following binary number is the representation of the mask/ 26( in CIDR notation)?

A

11111111 11111111 11111111 11000000

24
Q

______ is a command that will tell you if a host is reachable and alive.

25
SNMP ______ controls and monitors a set of _______.
Managers, agents
26
In _______ service, the packets are sent from source to destination with no need for connection establishment or connection release.
Connectionless
27
Packets in IPV4 layer (network layer) are called ______.
Datagram
28
_______ is an unreliable connectionless network layer protocol responsible for source – to destination delivery.
IPV4
29
Which of the following statement is/are for RIP?
It uses hop-count as metric.
30
The netid for the IP address 92.12.31.22 (assume the default mask is used) is
92.0.0.0
31
_____ is a group of networks and routers under the authority of a single administration.
An autonomous system
32
Which of the following statement is true?
Both RIP and OSPF are intra- domain routing protocol.
33
Which of the following statement is true for IPV4 protocol?
It is a connectionless network layer protocol.
34
Which of the following statement is true for IPv4 datagram format?
The source IP address and the destination IP address fields are present.
35
In _____ communications, there is one source and the destination is a group of addresses.
Multicasting
36
_______ can be used to create active web documents.
Java Applets
37
______ is a protocol that allows a private network to use a set of private addresses for internal communication and a global Internet addresses for external communication.
NAT (Network Address Translation)
38
______ is a client /server application that allows a user to log on to a remote machine, giving the user access to the remote system.
TELNET
39
_______ provides a method for the general public to access files on remote sites.
Anonymous FTP
40
______ keeps copies of responses to recent ____ requests.
Web server, TCP
41
A _____ is a logical subdivision of an IP network and all computers that belong to a ____ are addressed with a common, identical, most-significant, bit-group in their IP address, which results in the logical division of an IP address into the following fields: network ID, ______ ID and host ID.
Subnet
42
Which of the following IP address corresponds to the IP address: 11101111 11110111 11110111 11101111?
239.247.247.239
43
________ Consists of measuring, modeling , planning , and optimizing networks to ensure that they carry traffic with the speed, reliability, and capacity that is appropriate for the nature of the application and the cost constraints of the organization.
Network Performance Management
44
In network Management, _____ defines the general rules for naming objects, defining object types (including range and length), and showing how to encode objects and values.
SMI (Storage Management Initiative)
45
____ Takes an IP address in an IP datagram and translates into the appropriate MAC layer address for delivery on a local area network.
ARP (Address Resolution Protocol)