Network TroubleshootingCâu 77 / 100
A user cannot reach any website by name but can ping external IP addresses directly. Which service is most likely misconfigured?
a.DNS
b.DHCP
c.STP
d.NTP
Giải thích
Being able to ping IPs but not resolve names points to a DNS problem, since name resolution is failing while basic IP connectivity works. Checking the client's DNS server settings is the logical next step. This isolates the layer where the fault lies.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- According to the structured troubleshooting methodology, what is the first step when addressing a network problem?
- After establishing a theory of probable cause, what is the next step in the troubleshooting process?
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- Which command-line tool traces the path packets take to a destination, revealing each hop along the way?
- Two devices on the same subnet cannot communicate, and one shows a duplicate IP address error. What is the likely cause?
- A fiber link shows very high signal loss and intermittent connectivity. Which physical issue is a likely cause?
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Đội Ngũ Biên Tập PrepPass · Đối chiếu với CompTIA Network+ (N10-009) · Quy trình kiểm tra