Q.1
Segmentation and reassembly is the responsibility of
  • 7th Layer
  • 6th Layer
  • 5th Layer
  • 4th layer
Q.2
TCP/IP is a ______ hierarchical protocol suite developed ____ the OSI model.
  • seven-layer; before
  • five-layer; before
  • six-layer; before
  • None of these
Q.3
Error Control and Flow Control are the responsibilities of
  • data link and network Layers
  • data link and Physical Layer
  • Application and Presentation Layer
  • data link and Transport Layer
Q.4
A signal withmill watts power passes throughdevices, each with an average noise of2 microwatts, calculate SNR
  • 5000
  • 10000
  • 150
  • 100000
Q.5
Layers present in a computer OSI model are
  • 4
  • 5
  • 6
  • 7
Q.6
Layer of computer OSI model which performs data compression is
  • network
  • data link
  • presentation
  • physical
Q.7
How many layers are present in the TCP/IP Reference model?
  • 6
  • 7
  • 5
  • 4
Q.8
File, Transfer, Access and Management (FTAM) is a function of which layer ?
  • Presentation Layer
  • Data Link Layer
  • Session Layer
  • Application Layer
Q.9
Encryption and Compression are functions of which OSI layer?
  • Presentation Layer
  • Application Layer
  • Session Layer
  • None of these
Q.10
Dialog Control and Synchronization are function of which layer?
  • Presentation Layer
  • Application Layer
  • Session Layer
  • Data Link Layer
Q.11
Flow Control and Error Control are functions of which layer?
  • Physical Layer
  • Application Layer
  • Data Link Layer
  • None of these
Q.12
Logical Addressing and Routing are functions of which layer?
  • Physical Layer
  • Transport Layer
  • Data Link Layer
  • Network Layer
Q.13
How many layers are there in the OSI reference model?
  • 4
  • 5
  • 6
  • 7
Q.14
In terms of the size of the network the correct order (ascending) is –
  • PAN, MAN, LAN, WAN
  • LAN, MAN, WAN, PAN
  • PAN, LAN, MAN, WAN
  • LAN, PAN, MAN, WAN
Q.15
Which of these is a connection oriented service?
  • X.25
  • Frame Relay
  • ATM
  • All of the mentioned
Q.16
Which one of these does not lie in the Link Layer of the TCP/IP Model?
  • DSL
  • IP
  • SONET
  • None of these
Q.17
Which of the following does not lie in the Application Layer of the TCP/IP Model?
  • HTTP
  • SMTP
  • RTP
  • UDP
Q.18
ICMP stands for ________
  • Internal Control Message Protocol
  • Internet Cipher Mail Protocol
  • Internal Cipher Mail Protocol
  • Internet Control Message Protocol
Q.19
The network layer provides the services for
  • application layer
  • Physical layer
  • Session layer
  • Transport layer
Q.20
Which user support layers allow interoperability among unrelated software system
  • 1,2
  • 2,3 4
  • 1,3,6
  • 5,6,7
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