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Year 11 Exam  >  Year 11 Tests  >  Test: Data Storage - Year 11 MCQ

Test: Data Storage - Year 11 MCQ


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10 Questions MCQ Test - Test: Data Storage

Test: Data Storage for Year 11 2024 is part of Year 11 preparation. The Test: Data Storage questions and answers have been prepared according to the Year 11 exam syllabus.The Test: Data Storage MCQs are made for Year 11 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Data Storage below.
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Test: Data Storage - Question 1
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What is the primary role of RAM in a computer system?

Detailed Solution for Test: Data Storage - Question 1
RAM is designed to temporarily hold data, instructions, and active software, including parts of the operating system, making it possible for the CPU to access them quickly.
Test: Data Storage - Question 2
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Which type of memory is cleared when the computer is turned off?

Detailed Solution for Test: Data Storage - Question 2
RAM is volatile memory, meaning it loses all stored data when the computer is turned off, unlike ROM and secondary storage which are non-volatile.
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Test: Data Storage - Question 3
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How does cache memory enhance computer performance?

Detailed Solution for Test: Data Storage - Question 3
Cache memory retains frequently or recently used instructions and data, providing faster read/write speeds compared to RAM, which enhances the overall performance of the computer.
Test: Data Storage - Question 4
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Which of the following statements about ROM is true?
Detailed Solution for Test: Data Storage - Question 4
ROM stores the boot-up sequence which includes instructions executed when the computer is first powered on. It is non-volatile and read-only, meaning data cannot be written to it.
Test: Data Storage - Question 5
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What is the purpose of virtual memory in a computer system?
Detailed Solution for Test: Data Storage - Question 5
Virtual memory acts as an extension of RAM when the primary RAM is full, preventing system crashes by allowing the computer to handle more data than the physical RAM capacity.
Test: Data Storage - Question 6
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Which type of secondary storage is known for high durability and low power consumption?
Detailed Solution for Test: Data Storage - Question 6
Solid-state drives (SSDs) are known for their durability, low power consumption, and high read/write speeds, making them a popular choice for secondary storage.
Test: Data Storage - Question 7
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How do optical devices read data from a disc?
Detailed Solution for Test: Data Storage - Question 7
Optical devices use lasers to read data from the disc by analyzing the reflection changes caused by pits and lands on the disc's surface.
Test: Data Storage - Question 8
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Which secondary storage media allows both reading and writing of data and is typically used for backups and data transfer?
Detailed Solution for Test: Data Storage - Question 8
Hard disk drives (HDDs) allow both reading from and writing to the disk, making them suitable for backups and transferring large amounts of data.
Test: Data Storage - Question 9
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What is a potential drawback of using cloud storage?
Detailed Solution for Test: Data Storage - Question 9
One potential drawback of cloud storage is the susceptibility of data to interception during transmission over the internet, despite the security measures provided by the cloud storage provider.
Test: Data Storage - Question 10
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What happens during page switching in virtual memory?
Detailed Solution for Test: Data Storage - Question 10
During page switching, the operating system moves an inactive page from RAM to virtual memory to free up space for new data that requires direct CPU access.
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