4th Class Computers Science Computer and Its Peripherals CD-ROM

       CD-ROM  

You must have seen or used CDs for watching movies, playing games and listening to music. CD-ROM is an acronym of "Compact Disc Read-Only Memory". It is a type of optical disk capable of storing large amounts of information. Users use CD-ROMs to record information including text, graphics or audio on the CD, CD-ROMs are stamped by the vendor and once stamped; they cannot be erased and filled with new data. To read a CD, you need a CD-ROM player. CD-ROMs are particularly well-suited for information that requires large storage capacity. This includes large software applications that support colour, graphics, sound and especially video.    

 Given below is the information about CD-ROM. Select the correct statements.

1. CD-ROM is an acronym of "Composite Drive Read-Only Memory"

2. CD-ROM is a type of optical disk capable of storing large amounts of information.

3. CD-ROMs are stamped by the client and once stamped; it cannot be erased and filled with new data.

(A) 1 and 3                                                         

(B) Only 2

(C) 1 and 2                                                          

(D) All of these

(E) None of these  

Answer: (b)

Explanation

Correct Option:

(B) Only statement 2 is correct about CD-ROM.

Incorrect Options:

(A) Statements 1 and 3 are incorrect. Therefore, option (A) is incorrect,

(C) Statement 1 is incorrect and statement 2 is correct. Therefore, option (C) is incorrect.

(D) All the given statements are not correct. Thereto option (D) is incorrect.

(E) All the given statements are not incorrect. Therefore, option (E) is incorrect.    

 Fill in the blanks:

1. To read a CD, you need a CD-ROM player

2. Manufacturers use CD-ROMs to record information that includes text,________ or________ on the CD distribution.

3. CD-ROMs are particularly well-suited for information that requires ______ capacity.  

(A) DVD player, Graphics, Audio, Small storage

(B) LCD player, numbers, video, medium storage

(C) CD-ROM player, Graphics, Audio, Large storage

(D) CD-ROM player. Fonts, Format, Large storage

(E) DVD player. Graphics, Audio, Large storage  

Answer: (c)

Explanation

Correct Option:

(C) Options given in (C) are correct.

Incorrect Options:

(A) Options given in (A) are incorrect. Therefore, option (A) is incorrect.

(B) Options given in (B) are incorrect. Therefore, option (B) is incorrect.

(D) Options given in (D) are incorrect. Therefore, option (D) is incorrect.

(E) Options given in (E) are incorrect. Therefore, option (E) is incorrect.