CS610 Computer Networks Solved MCQs By MMA(Awi)

CS610 Computer Networks Solved MCQs By MMA(Awi)

On of the design goals for unicast route propagation is __________.
Consistency
inconsistency
stability
dynamic addressing

Propagation multicast routing information differs dramatically from unicast route propagation?
True 
False

The IP multicast abstraction allows an application running on an arbitrary computer to leave a multicast group at any time. While _____________ application on a computer remain a member of a group.
  
no
many
 
In IPv6 the type of address used for collection of computers with same prefix. Are known as_________.
Anycast 
Unicast
Multicast
Non of the given
 
Special types of addresses in IPv6 used for multiple destinations; possibly not at same site. Are known as_________.
Unicast
Anycast
Multicast 
Non of the given
 
UDP offers application programs a Message-Oriented Interface, applications can depend on protocol to preserve data boundaries.
True 
False
 
The time for acknowledgement to arrival of packet depends on.
Distance to destination and Current traffic conditions 
Current traffic conditions
Distance to destination
non of these
 
Cost, effort, risks, and resources are the factors included in--------
Estimation 
Testing
Development
Maintenance
 
There are _______ possibilities to detect the destination using Trace-route
1
2 
3
None of the given
 
_______ is used for single destination computer.
Multicast
Broadcast
unicast 
none of the given
Although the ARP message format is sufficiently general to allow arbitrary protocol and hardware addresses. ARP is almost always used to bind a 32-bit IP address to a ____ Ethernet address.
16-bit
48-bit 
64-bit
128-bit
 
Which is not the type of error messages defined by ICMP.
Source quench
Time exceeded
Destination unreachable
none of the given 
 
End to End delivery Service of IP datagram is _____
Connection oriented
Connectionless 
both a and b
none of the given
 
________ is a type of address used for collection of computers with same prefix.
Cluster 
unicast
Multicast
none of the given
IPv6 ______________ is responsible for fragmentation. Routers simply drop datagram’s larger than network
Destination
Intermediate routers
Source 
Medium
 
_______ Source is responsible for fragmentation.
IPV4
IPV6 
 
________ message is sent in response to incoming datagrams with problems.
TCP/IP
IGMP
ICMP 
none of the given
 
________ field is used to identify a specific path through the network
FLOW LABEL
TRAFFIC CLASS
Both a and b 
none of the given
 
Connectionless service, Message-Oriented protocol, best-effort delivery service, arbitrary interaction & operating system independent are the characteristics of ___________________
TCP
UDP 
IP
None of the given
 
The process of using a routing table to select a next hop for a given datagram is called __________.
Encapsulation
Reassembling
Routing or forwarding 
None of the given
 
A multicast routing scheme in which the protocol software builds a delivery tree from a central point is called __________
Distance Vector Multicast Routing Protocol (DVMRP)
Core Based Tree (CBT) 
Protocol Independent Multicast_Sparse Mode (PIM-SM)
Protocol Independent Multicast_Dense Mode (PIM-DM)
 
Whenever it handles a packet, IP software needs to separate the destination address into a _________ and ___________.
postfix, Infix
non of these
Infix, prefix
prefix, suffix 
 
Connection-oriented service, Point-to-point, Complete reliability, Full-duplex communication, Stream interface, Reliable connection startup and Graceful connection shutdown are the services provided by__________
None of the given
TCP 
UDP
IP
 
_____ Protocol provides error reporting mechanism.
IGMP
SNMP
ICMP 
none of the given
 
________ encapsulates IP datagram as data area in hardware frame.
Network Interface Layer 
Datalink Layer
Network Layer
None of the given
 
TTL stands for __________
Time to Learn
Time to Leave
Time to Live 
none of the given
 
______ layer Provides reliable delivery of datagram.
Network
Transport 
Datalink
none of the given
 
Which protocol is used to test different tools.
ICMP 
IGMP
TCP/IP
none of the given
 
Routers use _______ to forward datagrams along prearranged path.
Traffic class
Flow label 
Destination address
none of the given
 
NEXT HEADER field in the base header defines type of header it appears at the end of fixed-size base header.
TRUE 
FALSE
 
Every hardware technology specification includes the definition of the maximum size of the frame data area, which is called the ____________ Transmission Unit.
Least
Maximum 
Fragment
Frame
 
Postfix defines how much of address used to identify network.
TRUE
FALSE 
 
______ contains all information needed to deliver datagram to the destination.
Header

The Source can configure outgoing datagram’s to avoid _________
Segmentation
Defragmentation
Fragmentation 
None of the given
 
The Current version of IP-Version 4 is _____ old
18 years
20 years 
22 years
none of given
 
The Header format of IPv6 is entirely different.
TRUE 
FALSE
 
_______ shows senders preference for low latency, high Reliability.
TYPE
SERVICE TYPE 
SERVICE PRIORITY
None of the given
 
The Network Layer Protocol ICMP stands for____________
Instant Control Message Protocol
Internet Control Message Protocol 
Initial Control Message Protocol
None of the given
 
IPV6 address consists of ________
32 Bits
64 Bits
128 Bits 
none of the given
 
_______ is a technique used to Limit datagram size to small MTU of any network
Segmentation
Fragmentation 
Encapsulation
none of the given
 
ICMP message transport is acted upon by getting ICMP _________ in IP.
De-encapsulated
Encapsulated 
Segmented
none of the given
 
IETF stands for _____________
Internet Engineering Task Force 
Internal Efficient Task Force
Internet Engineering Technical Force
none of the given
 
Which of the following protocols provide the routing information at the autonomous system level?
BGP 
OSPF
RIP
OSPF and RIP
 
A one-to-many communication between a source and a specific group of hosts is classified as a_______ communication.
Unicast
Multicast 
Broadcast
Unicast & Multicast
 
_______ includes a 32-bits address mask with each address, which allows the address to be classful, classless, or subnetted.
RIP
OSPF 
BGP
None of the given
 
In TCP when a computer sends a segment, the__________ and _______ fields refer to incoming data.
ACKNOWLEGE NUMBER, WINDOW 
SEQUENCE NUMBER, WINDOW
ACKNOWLGEGE NUMBER, SEQUENCE NUMBER
None of the given
 
_________ is used to attach two autonomous systems.
BGP
IGP
EGP 
none of the given
 
Routing inserts or changes values in _______
MAC address
routing table 
both (a) and (b)
None of the given
 
NAT software does not allow a PC to connect with the Internet and act as a NAT device at the same time.
True
False 
 
each autonomous system used to communicate among autonomous systems by chooses an IGP.
True
False 
 
Interior Gateway Protocols (IGPs) and Exterior Gateway Protocols (EGPs) two broad classes of Internet Routing Protocol.
True 
False
 
The computer uses _________ to inform Local router about the last application when it leaves.
ICMP
IGMP 
SNMP
None of the given
 
IPV6 address with ______ leading zeros is interpreted to hold an IPV4 address.
96 
100
120
none of the given
 
for _____________, information about forwarding is stored in a routing table, which is initialized at system initialization and must be updated as network topology changes.
Efficiency 
Security
Accuracy
Anomalies
 
Class A mask is 255.0.0.0 which is used for ______
Unicasting
Multicasting
Subnetting 
All of the given
 
When one computer sends an ARP message to another the message travels inside the hardware frame. Technically, placing a message inside a frame for transport is not called encapsulation.
True
False
 

Which one of these is not a main feature of connectionless service:

It includes extension of LAN abstraction.
It has universal addressing and the data is delivered in packets frames), each with a header.
It combines collection of physical networks into a single virtual network.
It has universal addressing and the data is delivered in packets frames), without a header.