Neco 2017 Computer Studies Question 17

Practice objective / multiple choice question 17 from the 2017 Neco Computer Studies examination.

Neco 2017 Computer Studies Objective / Multiple Choice Medium Difficulty
Question 17 NECO • 2017 • COMPUTER_STUDIES • objective

A company has been allocated the Class B network \\(172.16.0.0/16\\). It must create subnets for three departments using VLSM. The Admin department needs at least 120 hosts, Sales at least 60 hosts, and R\\&D at least 30 hosts. Subnets are to be assigned in the order Admin, Sales, R\\&D. Determine the subnet mask (in CIDR notation) for each department and give the first usable IP address of each subnet.

Answer Options

A. Admin: 172.16.0.0\/26, first usable 172.16.0.1; Sales: 172.16.0.64\/27, first usable 172.16.0.65; R\&D: 172.16.0.96\/28, first usable 172.16.0.97
B. Admin: 172.16.0.0\/25, first usable 172.16.0.2; Sales: 172.16.0.128\/26, first usable 172.16.0.130; R\&D: 172.16.0.192\/27, first usable 172.16.0.194
Correct Answer C. Admin: 172.16.0.0/25, first usable 172.16.0.1; Sales: 172.16.0.128/26, first usable 172.16.0.129; R\&D: 172.16.0.192/27, first usable 172.16.0.193
D. Admin: 172.16.0.0\/24, first usable 172.16.0.1; Sales: 172.16.1.0\/25, first usable 172.16.1.1; R\&D: 172.16.1.128\/26, first usable 172.16.1.129
Correct Answer
C
Correct Option:
Admin: 172.16.0.0/25, first usable 172.16.0.1; Sales: 172.16.0.128/26, first usable 172.16.0.129; R\&D: 172.16.0.192/27, first usable 172.16.0.193

About This Question

This is Neco 2017 Computer Studies Question 17. It is one of the objective questions from the 2017 Neco Computer Studies examination.

Difficulty level: Medium .

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