Question 20
NECO
•
2021
•
COMPUTER_STUDIES
•
objective
An organisation has been allocated the IPv4 block \(192.168.64.0/22\). It needs subnets for three departments: Admin (50 hosts), HR (30 hosts) and IT (120 hosts). Using the smallest possible subnets for each department, list for each subnet the network address, broadcast address and usable host range. Also state any remaining address space.
Answer Options
A.
IT: 192.168.64.0/25 (network 192.168.64.0, broadcast 192.168.64.128, hosts 192.168.64.1‑192.168.64.127); Admin: 192.168.64.128/26 (network 192.168.64.128, broadcast 192.168.64.192, hosts 192.168.64.129‑192.168.64.191); HR: 192.168.64.192/27 (network 192.168.64.192, broadcast 192.168.64.224, hosts 192.168.64.193‑192.168.64.223); Remaining: 192.168.64.225/27, 192.168.65.0/24, 192.168.66.0/24, 192.168.67.0/24]
B.
IT: 192.168.64.0/24 (network 192.168.64.0, broadcast 192.168.64.255, hosts 192.168.64.1‑192.168.64.254); Admin: 192.168.65.0/26 (network 192.168.65.0, broadcast 192.168.65.63, hosts 192.168.65.1‑192.168.65.62); HR: 192.168.65.64/27 (network 192.168.65.64, broadcast 192.168.65.95, hosts 192.168.65.65‑192.168.65.94); Remaining: 192.168.65.96/27, 192.168.66.0/23]
Correct Answer
C.
IT: 192.168.64.0/25 (network 192.168.64.0, broadcast 192.168.64.127, hosts 192.168.64.1‑192.168.64.126); Admin: 192.168.64.128/26 (network 192.168.64.128, broadcast 192.168.64.191, hosts 192.168.64.129‑192.168.64.190); HR: 192.168.64.192/27 (network 192.168.64.192, broadcast 192.168.64.223, hosts 192.168.64.193‑192.168.64.222); Remaining: 192.168.64.224/27, 192.168.65.0/24, 192.168.66.0/24, 192.168.67.0/24.
D.
Admin: 192.168.64.0/26 (network 192.168.64.0, broadcast 192.168.64.63, hosts 192.168.64.1‑192.168.64.62); HR: 192.168.64.64/27 (network 192.168.64.64, broadcast 192.168.64.95, hosts 192.168.64.65‑192.168.64.94); IT: 192.168.64.96/25 (network 192.168.64.96, broadcast 192.168.64.223, hosts 192.168.64.97‑192.168.64.222); Remaining: 192.168.64.224/27, 192.168.65.0/24, 192.168.66.0/23]
Correct Answer
C
Correct Option:
IT: 192.168.64.0/25 (network 192.168.64.0, broadcast 192.168.64.127, hosts 192.168.64.1‑192.168.64.126); Admin: 192.168.64.128/26 (network 192.168.64.128, broadcast 192.168.64.191, hosts 192.168.64.129‑192.168.64.190); HR: 192.168.64.192/27 (network 192.168.64.192, broadcast 192.168.64.223, hosts 192.168.64.193‑192.168.64.222); Remaining: 192.168.64.224/27, 192.168.65.0/24, 192.168.66.0/24, 192.168.67.0/24.
About This Question
This is
Neco
2021
Computer Studies
Question 20.
It is one of the
objective
questions from the
2021
Neco
Computer Studies
examination.
Difficulty level:
Medium
.