HardwareCâu 23 / 100
Which unit describes the rotational speed of a mechanical hard drive that affects its performance?
a.MHz
b.Gbps
c.RPM
d.Watts
Giải thích
Mechanical HDD performance is influenced by platter rotational speed measured in revolutions per minute (e.g., 5400 or 7200 RPM). MHz measures clock frequency, Gbps measures data rate, and watts measure power.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- A user reports the PC powers on but there is no display and a repeating beep code sounds. What should the technician consult?
- Which connector standard is commonly used for internal case front-panel USB 3.x headers?
- What is the main advantage of a solid-state drive over a traditional hard disk drive?
- Which component temporarily stores data the CPU is actively using and loses its contents when powered off?
- A technician is asked to install a second GPU for more video ports. Which factor must be verified first?
- What is the correct anti-static precaution when handling internal PC components?
Cập nhật gần nhất: · quy trình kiểm tra
Đội Ngũ Biên Tập PrepPass · Đối chiếu với CompTIA A+ Core 1 (220-1101) · Quy trình kiểm tra