City Guilds Model Questions Vol1 2022 Information Technology Question 3

Practice objective / multiple choice question 3 from the 2022 City Guilds Model Questions Vol1 Information Technology examination.

City Guilds Model Questions Vol1 2022 Information Technology Objective / Multiple Choice Hard Difficulty
Question 3 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2022 • INFORMATION_TECHNOLOGY • objective

A small office network is allocated the IPv4 block \(192.168.48.0/22\). The administrator must create sub‑nets for three departments: Admin (needs at least 50 hosts), Sales (needs at least 120 hosts) and R\&D (needs at least 30 hosts). Sub‑nets must be contiguous and use the smallest possible masks. Determine the subnet mask and address range for each department, and state how many unused host addresses remain in the original \(/22\) block after the allocation.

Answer Options

A. Sales: 192.168.48.0/25 (192.168.48.0 - 192.168.48.127); Admin: 192.168.48.128/26 (192.168.48.128 - 192.168.48.191); R&D: 192.168.48.224/27 (192.168.48.224 - 192.168.48.255); Unused hosts: 736
B. Sales: 192.168.48.0/25 (192.168.48.0 - 192.168.48.127); Admin: 192.168.48.128/26 (192.168.48.128 - 192.168.48.191); R&D: 192.168.48.192/27 (192.168.48.192 - 192.168.48.223); Unused hosts: 768
C. Sales: 192.168.48.0/26 (192.168.48.0 - 192.168.48.63); Admin: 192.168.48.64/25 (192.168.48.64 - 192.168.48.191); R&D: 192.168.48.192/27 (192.168.48.192 - 192.168.48.223); Unused hosts: 864
Correct Answer D. Sales: 192.168.48.0/25 (192.168.48.0 - 192.168.48.127); Admin: 192.168.48.128/26 (192.168.48.128 - 192.168.48.191); R&D: 192.168.48.192/27 (192.168.48.192 - 192.168.48.223); Unused hosts: 800
Correct Answer
D
Correct Option:
Sales: 192.168.48.0/25 (192.168.48.0 - 192.168.48.127); Admin: 192.168.48.128/26 (192.168.48.128 - 192.168.48.191); R&D: 192.168.48.192/27 (192.168.48.192 - 192.168.48.223); Unused hosts: 800

About This Question

This is City Guilds Model Questions Vol1 2022 Information Technology Question 3. It is one of the objective questions from the 2022 City Guilds Model Questions Vol1 Information Technology examination.

Difficulty level: Hard .

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