Information Technology > A-Level Question Paper > Sophia Information Technology Unit 1 Milestone 1 (All)
Sophia Information Technology Unit 1 Milestone 1
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Select the file size that is the LARGEST. ● 20,000 KB ● 1 TB ● 10 MB ● 1,995 GB RATIONALE If we consider the units only, from largest to smallest, the order is TB, GB, MB, KB. However... , we must also consider the number of units. We can rewrite each example in the same unit and order, as follows: 1,995 GB = 1,995 GB 1 TB = 1,000 GB 20,000 KB = 0.2 GB 10 MB = 0.01 GB The largest file size is 1,995 GB. CONCEPT Unit Prefixes 2 James is a college student who is writing a research paper. Because he clicked the command to save his work, he knows that after he turns his computer off, his work will be there for when he turns it on again. James saves his work in a type of computer storage known as the __________. ● CPU ● RAM ● microchip ● hard drive RATIONALE James saves his work in a type of computer storage known as a hard drive. Hard drives are data storage devices that store and retrieve digital information (data). They are made up of one or more rigid, rapidly-rotating disks that are coated with magnetic material. CONCEPT The Primary Functions of a Computer 3 Which of the following is NOT an example of computer software? ● Windows Media Player ● Firefox ● ROM ● OS X RATIONALE Read-only memory (ROM) is a type of nonvolatile memory used in computers and other electronic devices. ROM is not software. [Show More]
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