CBSE Class 7 Computer Science Memory Organisation MCQs

Question. Secondary storage ?
a) does not require constant power
b) does not use magnetic media
c) consists of four main types of devices
d) does not store information for later retrieval

Answer : A

Question. Which is not a storage device ?
a) A CD
b) A DVD
c) A floppy disk
d) A printer

Answer : D

Question. Information on a computer is stored as ?
a) analog data
b) digital data
c) modem data
d) watts data

Answer : B

Question. Which part is the “brain” of the Computer ?
a) CPU
b) Monitor
c) Ram
d) ROM

Answer : A

Question. A removable magnetic disc that holds information ?
a) floppy disk
b) hard drive
c) monitor
d) portable

Answer : A

Question. A disk’s content that is recorded at the time of manufacture and that cannot be changed or erased by the user is —— ?
a) memory-only
b) write-only
c) read-only
d) run-only

Answer : C

Question. A group of 8 bits is known as a __________ ?
a) byte
b) kilobyte
c) binary digit
d) megabit

Answer : A

Question. Name of round shining portable disk which can store large amount of information and softwares ?
a) CD-ROM
b) Floppy disk
c) Scanner
d) Monitor

Answer : A

Question. What disk is used to cold-boot a PC ?
a) Setup disk
b) System disk
c) Diagnostic disk
d) Program disk

Answer : B

Question. Which of the following is a storage device that uses rigid, permanently installed magnetic disks to store data/information ?
a) floppy diskette
b) hard disk
c) permanent disk
d) optical disk

Answer : B

Question. All of the following are included in removable media Except ?
a) CD-ROMs
b) Diskette
c) DVDs
d) Hard Disk Drive

AAnswer : D

Question. DVDs are of which shape ?
a) Square
b) Rectangular
c) Round
d) Hexagonal

Answer : C

Question. Which of the following are advantages of CDROM as a storage media ?
a) CD-ROM is an inexpensive way to store large amount of data and information.
b) CD-ROM disks retrieve data and information more quickly than magnetic disks do.
c) CD-ROMs make less errors than magnetic media.
d) All of these

Answer : D

Question. Secondary storage ?
a) does not require constant power
b) does not use magnetic media
c) consists of four main types of devices
d) does not store information for later retrieval

Answer : A

Question. EPROM can be used for ?
a) erasing the contents of ROM
b) reconstructing the contents of ROM
c) erasing and reconstructing the contents of ROM
d) duplicating the ROM

Answer : C

Question. What characteristic of read-only memory (ROM) makes is useful ?
a) ROM information can be easily updated
b) Data in ROM is nonvolatile, that is, it remains there even without electrical power
c) ROM provides very large amounts of inexpensive data storage
d) ROM chips are easily swapped between different brands of computers

Answer : B

Question. The most common storage device for the personal computer is ?
a) Floppy disk
b) USB thumb drive
c) Zip disk
d) Hard disk

Answer : D

Question. ___________ a document means the file is transferred from another computer to your computer ?
a) Uploading
b) Really Simple Syndication (RSS)
c) Accessing
d) Downloading

Answer : D

Question. A disk’s content that is recorded at the time of manufacture and that cannot be changed or erased by the user is __________ ?
a) memory-only
b) write-only
c) read-only
d) run-only

Answer : C

Question. _________ consists of volatile chips that temporarily store data or instructions ?
a) CPU
b) ROM
c) RMA
d) RAM

Answer : D

Question. To what temporary area can you store text and other data, and later paste them to another location ?
a) The clipboard
b) ROM
c) CD-ROM
d) The hard disk

Answer : A

Question. Memory unit is one part of __________ ?
a) Control unit
b) Central Processing Unit
c) Input device
d) Output device

Answer : B

Question. The microprocessor of a computer ?
a) does not understand machine language
b) understands machine language and high level languages.
c) understands only machine language.
d) understands only high-level languages.

Answer : C

Question. The smallest unit of information a computer can understand and process is known as a ?
a) digit
b) kilobyte
c) bit
d) byte

Answer : C

Question. Data (information) is stored in computer as ?
a) files
b) directories
c) floppies
d) matter

Answer : A

Question. A character of information is represented by a(n) __________ ?
a) byte
b) bit
c) field
d) attribute

Answer : B

Question. A group of 8 bits is known as a ?
a) byte
b) kilobyte
c) binary digit
d) megabit

Answer : A

Question. Thick, rigid metal platters that are capable of storing and retrieving information at a high rate of speed are known as ?
a) hard disks
b) soft disks
c) flash memory
d) SAN

Answer : A

Question. If a memory chip is volatile, it will __________ ?
a) explode if exposed to high temperatures
b) lose its contents if current is turned off
c) be used for data storage only
d) to used to both read and write data

Answer : B

Question. Which of the following helps to protect floppy disks from data getting accidently erased ?
a) Access notch
b) Write-protect notch
c) Entry notch
d) Input notch

Answer : B

Question. Which of the following is not a storage medium ?
a) Hard disk
b) Flash drive
c) DVD
d) Monitor

Answer : D

Question. Which of the following is a reusable optical storage device ?
a) CD-ROM
b) DVD-R
c) Floppy Disk
d) USB Flash Drive

Answer : B