Solved : NIELIT (O-Level) Internet Technology and Web Design Question Paper (January-17)
1. Each question below gives a multiple choice of answers. Choose the most answer sheet supplied with the question paper, following instructions therein. (1x10)
1.1 : Correct HTML Tag for largest heading:
A) <head>
B) <h6>
C) <heading>
D) <h1>
1.2 : www is based on which model?
A) local-server
B) client-server
C) 3-tier
1.3 : The system that translates an IP address into an easier to remember name is the
A) Packet switching
B) DNS
C) Domain numbering system
D) None of the above
1.4 : In an email address abc@dsdu.com, dsdu is the
A) host computer in a business with the name dsdu
B) host computer in a commercial domain
C) client computer in a commercial business
D) client computer in a commercial domain
1.5 : The way in which information is transmitted to multiple internet connected devices is called
A) Internet connectivity
B) IP address
C) multicasting
D) multitasking
1.6 : What protocol does PPP use to identify the Network layer protocol?
A) NCP
B) ISDN
C) LCP
D) HDLC
1.7 : How many broadcast domains are created when you segment a network with a 12-port switch?
A) 1
B) 2
C) 5
D) 12
1.8 : Which class of IP address has the most host addresses available by default?
A) A
B) B
C) C
D) None of the above
1.9 : What is the correct html for adding a background color?
A) <background color="yellow">
B) <body color="yellow">
C) <body bgcolor="yellow">
D) <body bg="yellow">
1.10 : Physical addresses will change from
A) Point-to-point
B) hop to hop
C) sender to receiver
D) frame to frame
2.Each statement below is either TRUE or FALSE. Choose the most appropriate one sheet supplied with the question paper, following instructions therein. (1x10)
2.1 RSA is a public key cryptographic algorithm. In case one loses the private key, it is possible to reconstruct it from the public key.
2.2 Today Twisted Pair cable is the media of choice for backbone networks.
2.3 Alice uses her private key to authenticate herself to Bob.
2.4 Client-side scripts can perform many functions such as data validation and provide interactive feedback to the user.
2.5 Every host implements the transport layer.
2.6 The standard protocol of the Internet is Ethernet.
2.7 In a peer-to-peer network, any client computer can also be a server.
2.8 A hub connects two different LANs.
2.9 The advantage of packet-switching over circuit- switching is more pronounced for bursty traffic than for smooth traffic.
3. Match words and phrases in column X with the closest related meaning/ word(s)/phrase(s) in the question paper, following instructions therein. (1x10)
X
|
Y
|
||
3.1
|
Doing business electronically
|
A.
|
IP Protocol
|
3.2
|
End-to-end flow control
|
B.
|
Simplex
|
3.3
|
Keeps Digital Pests and hackers Out
|
C.
|
POP
|
3.4
|
One to one communication in one direction only
|
D.
|
ATM
|
3.5
|
Provides Best effort delivery service for
transmission but does not guaranteed delivery of data
|
E.
|
E-commerce
|
3.6
|
User can synchronize their email among multiple
devices
|
F.
|
ISDN
|
3.7
|
Character Stuffing
|
G.
|
IMAP
|
3.8
|
All nodes connected to a central switch
|
H.
|
SLIP
|
3.9
|
Cell Switching
|
I.
|
Transport layer
|
3.10
|
Digital transmission of voice, video, data, and
services over the traditional circuits of the PSTN
|
J.
|
Firewall
|
K.
|
PPP
|
||
L.
|
Star
|
||
M.
|
Mesh
|
||
Answer
4. Each statement below has a blank space to fit one of the word(s) or phrase(s) in the list below. the question paper, following instructions therein. (1x10)
A.
|
Port
|
B.
|
Half duplex
|
C.
|
Integrity
|
D.
|
POP
|
E.
|
Tree
|
F.
|
Confidentiality
|
G.
|
IMAP
|
H.
|
Broadcast
|
I.
|
Frame
|
J.
|
Mesh
|
K.
|
MIME
|
L.
|
Telnet
|
M.
|
Data Link Layer
|
4.1 Hub is a ........... device.
4.2 ...........is an Internet standard that extends the format of email to support Text other than ASCII, Non- text attachments etc
4.3 The ...........layer of OSI model can use the trailer of the frame for error detection.
4.4 To deliver a message to the correct application program running on the host, the ........... address must be consulted
4.5 In a ........... topology, if there are n devices in a network, each device has n-1 ports for cables.
4.6 ........... is the unit of data at data link layer
4.7 Communication circuit that transmit data in both directions but not at same time is ...........
4.8 ...........simply downloads email to your computer, and usually (but not always) deletes the email from the remote server
4.9 ........... is an underlying TCP/IP protocol for accessing remote computers.
4.10 ........... ensures that information can only be accessed or modified by those authorized to do so.
PART TWO
(Answer any FOUR questions)
5.
a) Create an HTML Page to display the following table:
First Name
|
Last Name
|
Points
|
Eve
|
Jackson
|
94
|
John
|
Doe
|
80
|
Adam
|
Johnson
|
67
|
Jill
|
Smith
|
50
|
b) Illustrate the Difference between:
i) Slip Vs PPP protocol.
ii) Peer to peer Vs Client server
iii) Star Vs Ring Topology
iv) LAN Vs MAN
v) Private Key Vs Public Key Encryption
(5+10)
6.
a) What is MIME? Explain.
b) Explain what is URL along with its parts?
c) What are the different types of e-Commerce available in internet?
(5+5+5)
7.
a) What is multicasting? Which IP Address class and Protocol is used for Multicasting?
b) Create a hyperlink in html which when clicked links to www.google.com in a new window.
c) What is web hosting & web publishing?
(5+5+5)
8.
a) What is outlook Express? How is it used?
b) How can the contents of an email be protected?
(6+9)
9.
a) What is ISDN? Elaborate upon its services.
b) What are Unicast, broadcast addresses? Explain with examples.
c) Highlight upon the role of DNS in Internet?
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