Optical storage is any storage type in which data is written and read with a laser. It includes CD, DVD and Blu - ray disc.
An optical disk is an electronic data storage medium that can be written to and read using a low- powered laser beam. Optical drives retrieve and/or store data on optical disks like CDs, DVDS and BDs (blue-ray discs), which hold much more information than classic portable media options like the floppy disk, Optical disks are mostly used in CDs and DVDS.
DVD is also known as Super Density Disc (SDD) or Digital Versatile Disc (DVD). It is an optical disc storage media. DVDs offer higher storage capacity than CDs while having the same dimensions. DVDs come in three varieties as follows
(i) DVD - ROM ( Digital video Disc - Read Only Memory)
(ii) DVD - R ( DVD - Record able)
(iii) DVD - RW (DVD - Re writable )
A DVD is an example of a/an _______________ | |||
Right Option : B | |||
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Which of the following statements are correct about CD ROM disk ? | |||
Right Option : C | |||
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USB in data cables stands for ? | |||
Right Option : C | |||
View Explanation |
It was a good experience with Abhyas Academy. I even faced problems in starting but slowly and steadily overcomed. Especially reasoning classes helped me a lot.
I have spent a wonderful time in Abhyas academy. It has made my reasoning more apt, English more stronger and Maths an interesting subject for me. It has given me a habbit of self studying
It has a great methodology. Students here can get analysis to their test quickly.We can learn easily through PPTs and the testing methods are good. We know that where we have to practice
It was good as the experience because as we had come here we had been improved in a such envirnment created here.Extra is taught which is beneficial for future.
One of the best institutes to develope a child interest in studies.Provides SST and English knowledge also unlike other institutes. Teachers are co operative and friendly online tests andPPT develope practical knowledge also.
My experience with Abhyas is very good. I have learnt many things here like vedic maths and reasoning also. Teachers here first take our doubts and then there are assignments to verify our weak points.
Abhyas Methodology is very good. It is based on according to student and each child manages accordingly to its properly. Methodology has improved the abilities of students to shine them in future.
Being a parent, I saw my daughter improvement in her studies by seeing a good result in all day to day compititive exam TMO, NSO, IEO etc and as well as studies. I have got a fruitful result from my daughter.
About Abhyas metholodology the teachers are very nice and hardworking toward students.The Centre Head Mrs Anu Sethi is also a brilliant teacher.Abhyas has taught me how to overcome problems and has always taken my doubts and suppoeted me.
My experience with Abhyas academy is very good. I did not think that my every subject coming here will be so strong. The main thing is that the online tests had made me learn here more things.