CEA 201 CHAPTER 6 EXAM QUESTIONS ANSWERED CORRECTLY LATEST UPDATE 2026

CEA 201 CHAPTER 6 EXAM QUESTIONS ANSWERED CORRECTLY LATEST UPDATE 2026 the glass substrate - Answers Greater ability to withstand shock and damage, improvement in the uniformity of the magnet film surface to increase disk reliability, and a significant reduction in overall surface defects to help reduce read-write errors, are all benefits of________ . a. magnetic read and write mechanisms b. platters c. the glass substrate d. a solid state drive gaps - Answers Adjacent tracks are separated by ________. a. sectors b. gaps c. pits d. heads sectors - Answers Data are transferred to and from the disk in _______. a. heads b. gaps c. pits d. sectors heads - Answers ________ a relatively small device capable of reading from or writing to a portion of the platter rotating beneath it a. sectors b. gaps c. tracks d. heads tracks - Answers The organization of data on the platter in a concentric set of rings, called _____ . a. tracks b. gaps c. sectors d. heads 512 - Answers In most contemporary systems fixed-length sectors are used, with bytes being the nearly universal sector size. a. 64 b. 128 c. 256 d. 512 constant angular velocity - Answers Scanning information at the same rate by rotating the disk at a fixed speed is known as the __________. a. constant angular velocity b. magneto-resistive c. rotational delay d. constant linear velocity CAV - Answers The disadvantage of __________ is that the amount of data that can be stored on the long outer tracks is only the same as what can be stored on the short inner tracks. a. SSD b. CAV c. ROM d. CLV non-removable - Answers A _____________ disk is permanently mounted in the disk drive, such as the hard disk in a personal computer. a. non-removable b. movable-head c. double sided d. removable double sided - Answers When the magnetizable coating is applied to both sides of the platter the disk is then referred to as __________ . a. multiple sided b. substrate c. double sided d. all of the above cylinder - Answers The set of all the tracks in the same relative position on the platter is referred to as a . a. floppy disk b. single-sided disk c. sector d. cylinder access time - Answers The sum of the seek time and the rotational delay equals the ___________, which is the time it takes to get into position to read or write. a. access time b. gap time c. transfer time d. constant angular velocity transfer time - Answers Once the head is in position, the read or writes operation is then performed as the sector moves under the head; this is the data transfer portion of the operation; the time required for the transfer is ___________ a. access time b. gap time c. transfer time d. rotational delay rotational delay - Answers The time it takes for the beginning of the sector to reach the head is known as ___________ a. access time b. rotational delay c. transfer time d. gap time RAID - Answers ____________ is the standardized scheme for multiple-disk database design. a. RAID b. CAV c. CLV d. SSD SSD - Answers ___________ is a memory device made with solid-state components that can be used as a replacement for a hard disk drive. a. RAID b. RAM c. HDD d. SSD 1 - Answers RAID level ________ has the highest disk overhead of all RAID types. a. 0 b. 1 c. 3 d. 5 Blu-ray DVD - Answers A _________ is a high-definition video disk that can store 25 G-bytes on a single layer on a single side. a. DVD b. DVD-R c. DVD-RW d. Blu-ray DVD Cylinder - Answers The set of corresponding tracks on all surfaces of a stack of disks form a ........... A. Cluster B. Cylinder C. Group D. Set DVD - Answers __________ compressed representation of video information, as well as large volumes of other digital data and the basic its, is read-only and it can store 17 G-bytes on a double-sided. a. Blu-ray DVD b. DVD-RW c. DVD d. CD-ROM Applying a suitable electric pulse. - Answers The digital information is stored on the hard disk by .......... A. Applying a suitable electric pulse. B. Applying a suitable magnetic field. C. Applying a suitable nuclear field. D. By using optic waves. Constant linear velocity (CLV) - Answers __________ is when the disk rotates more slowly for accesses near the outer edge than for those near the center. a. Constant angular velocity (CAV) b. Magneto- resistive c. Constant linear velocity (CLV) d. Seek time