Computer Science Class 9 Chapter 4 MCQs With 3 Tests

9th Class Computer Science Chapter 4 Storage Device MCQs TEST 1:

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Computer Science Chapter 4 – Storage Devices Test 1

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Main memory is an extension of?

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Computer storage is basically divided into?

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The storing capacity of a computer is measured in?

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A bit can be?

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The capacity of a storage device is expressed as the number of?

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More RAM can make computers?

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Generally RAM (random access memory) is measured in?

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Which among the following is referred to as volatile memory?

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If the memory of a computer is 32000 bytes. It means it can store how many characters?

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Which memory provides very fast performance?

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We can search any item by simply specifying?

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The surface of a hard disk is logically divided into?

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The number of sectors of a hard disk depends upon the?

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A variation of ROM is?

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RAM is called volatile memory because the data stored in it?

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Typically the storage capacity of a sector can be?

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The capacity of a hard disk depends upon the?

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Computer storage is also referred to as?

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Main memory performance is?

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Auxiliary storage provides?

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9th Class Computer Science Chapter 4 Storage Device MCQs TEST 2:

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Computer Science Chapter 4 – Storage Devices Test 2

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Computer memory is?

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1 represents the data?

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Each byte contains?

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Computer storage is divided into classes?

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Main memory is directly accessible by?

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The basic information unit is called a?

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A word of 16 bits size can be called?

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1 kilobyte equals?

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The ROM has types?

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When the power shuts off the contains are lost?

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The most common RAM technologies are?

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The much more expensive and requires more space and power?

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The capacity of RAM affects the computer?

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DRAM needs to be refreshed?

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DRAM is most commonly used technology to build?

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9th Class Computer Science Chapter 4 Storage Device MCQs TEST 3:

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Computer Science Chapter 4 – Storage Devices Test 3

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Which RAM is faster?

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SRAM is known as the?

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MSB stands for?

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In EEPROM data is erased by?

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Which RAM is less expensive?

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Which disk is mostly used for transferring data?

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The most common size of floppy disk is?

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Floppy disk is encased in a rigid?

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A floppy disk is a storage medium?

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Floppy disks?

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Basic sizes of floppy disks are?

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Which size of floppy disk is most commonly used?

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How many hard disks digital computers use?

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Typically a track is divided into sectors?

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A sector usually contains a fixed number of bytes of data i.e?

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