SMS-daily-updated

Question
Address mask defines how many bits of address are in prefix.

Select correct option:
True
False



Question
Hashing is the transformation of a string of characters into a usually shorter fixed-length value or a key that represents the original string.

Select correct option:

True
False


Question
One of the parameters, which motivated IP for change is address space. The __________ address space allows for over a million networks. But most networks are class C and too small for many organizations.

Select correct option:

16-bit
128-bit
32-bit
64-bit

Question
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.

Select correct option:

True
False


Question
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.

Select correct option:

128-bit
16-bit
48-bit
64-bit


Question
IPv6 ______________ is responsible for fragmentation. Routers simply drop datagram’s larger than network

Select correct option:

Medium
Intermediate routers
Source
Destination


Question
________ Field of header indicates whether a datagram is a fragment or a complete datagram.

Select correct option:

FLAGS
None of the given
IDENTIFICATION
FLAGMENT OFFSET


Question
Header contains all information needed to deliver datagram to the destination computer. But which one of the following is not included:

Select correct option:

Destination address
Other delivery information
Source address
Rectifier


Question
A datagram cannot be larger than ________ of a network over which it is sent.

Select correct option:

None of the given
Size
MTU
IP header


Question

For _____________, information about forwarding is stored in a routing table, which is initialized at system initialization and must be updated as network topology changes.

Select correct option:

Efficiency
Accuracy
Anomalies
Security


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Question
The Header format of IPv6 is entirely different.

Select correct option:

True
False



Question
Address mask defines how many bits of address are in prefix.

Select correct option:

True
False



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

Select correct option:

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.



Question
The protocol address of the next hop must be _____________ to an equivalent hardware address before a packet can be sent.

Select correct option:

Encrypted
Decrypted
Translated
Non of these http://ping.fm/ayMSs