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CBSE AISSCE 2016-2017 Marking Scheme for Computer Science
(Sub Code: 083 Paper Code 91 Outside Delhi)

(iv) Trojan Horse

Justification:
● Pen drive containing Computer Virus / Trojan Horse was used
before the abnormal functioning started, which might have
corrupted the system files.
● Computer Virus/ Trojan Horse affects the system files and start
abnormal functioning in the computer

(1 Mark for writing any of the options (i) OR (iv))
(1 Mark for writing any one correct justification)

(c) Ms. Raveena Sen is an IT expert and a freelancer. She recently used her skills to 2
access the Admin password for the network server of Super Dooper Technology
Ltd. and provided confidential data of the organization to its CEO, informing him
about the vulnerability of their network security. Out of the following options (i)
to (iv), which one most appropriately defines Ms.Sen?

Justify the reason for your chosen option:
(i) Hacker
(ii) Cracker
(iii) Operator
(iv) Network Admin

Ans (i) Hacker

A Hacker is a person who breaks into the network of an organization
without any malicious intent.

(1 Mark for writing correct option)
(1 Mark for writing correct justification)

(d) Hi Standard Tech Training Ltd is a Mumbai based organization which is expanding
its office set-up to Chennai. At Chennai office compound, they are planning to
have 3 different blocks for Admin, Training and Accounts related activities. Each
block has a number of computers, which are required to be connected in a
network for communication, data and resource sharing.

As a network consultant, you have to suggest the best network related solutions
for them for issues/problems raised by them in (i) to (iv), as per the distances
between various blocks/locations and other given parameters.

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