Computer Hardware and Software: Components, Roles, and Interactions, Exercises of Computer Science

Download Computer Hardware and Software: Components, Roles, and Interactions and more Exercises Computer Science in PDF only on Docsity! 1 1 TB • 1,995 GB • 10 MB • 20,000 KB • optical disk • SSD • • External Computer Hardware 2 Select the file size that is the LARGEST. Unit Prefixes 3 Kate saves her work on a secondary storage device that is fairly new, and uses flash technology instead of disks. Kate is using a(n) drive. Network interface card (NIC) • USB flash drive • Solid-state drive (SSD) • Scanner • NIC, touchscreen • GPU, monitor • USB port, scanner • CPU, motherboard • 1 CD/DVD-ROM • hard disk Computer Components and Roles 4 Which of the following components is used for data processing? Computer Components and Roles 5 When Fabio scans a document into his computer, internal hardware inside the computer converts the data and displays it on a device for him to see. This process describes the interaction between the and . 1 Computer Software 8 1 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 computerstorage known as the . • CPU • RAM • microchip • hard drive The Primary Functions of a Computer 9 Re-setting a home security system using a tablet computer • Taking a self-driving car to work • Storing a group project on "the cloud" • Using a watch to get directions during a morning run • 1 byte • 1 All of the following are examples of integrated computer systems, EXCEPT: Types of Computers 10 Cristina sends a brief email message to wish her aunt a happy birthday. How much storage space is necessary for Cristina’s email? Software • Hardware • Data management • A process • 1 • A laptop computer that connects to “the cloud” • A laptop computer with multimedia content Selecting a Computer 14 A series of steps undertaken to reach a goal is known as which of the following? CONCEPT Information Systems 15 Hardware can be present in intangible form. • A flash drive is an example of software. • Software consists of instructions that tell the hardware what to do. • Software and hardware can act independently of each other. • 1 Which of the following statements about the relationship between hardware and software is true? The Relationship Between Hardware and Software It transfers data from the hard disk for processing. • It executes commands sent by program software. • It provides a central connection for computer components. • It permits the exchange of electrical signals between computer components. • microprocessor • personal computer • client-server configuration • mainframe computer • 1 16 Select the true statement about the CPU. Internal Computer Hardware 17 The invention of the integrated circuit was the first major advance in computing. The integrated circuit made it possible for all of a computer's electrical components to reside on one silicon chip. This invention became known as the . 1 • A portable laptop computer • A desktop computer with two screens 1 • A desktop computer with a fast processor Which of the following statements about the relationship between hardware and software is FALSE? • Computer software drives computer hardware by providing the instructions that tell the hardware what to do. • Hardware will not function without software, and software will not run without the appropriate hardware. • Application software, which does something useful, is a main category of software. • Application software runs independently of any hardware. 1 When Fabio scans a document into his computer, internal hardware inside the computer converts the data and displays it on a device for him to see. This process describes the interaction between the and . • CPU, motherboard 1 Melanie wants to copy a home movie to a storage device that will enable her to play it on her television. The best storage device for Melanie is a(n) . • sound card • CPU • CD/DVD-ROM drive • internal hard drive Select the true statement about the hard disk. • 1 It is the working memory of a computer that transfers data when the device is turned on. • It stores long-term memory when a computer shuts down, and memory is retrieved from it when a computer is turned on. • 1 It carries out commands sent by program software and returns results for a computer to act upon. • It holds the main circuits, and connects other internal components of the computer. Which of the following components is used for data processing? • Solid-state drive (SSD) • Scanner • Network interface card (NIC) • USB flash drive 1 • mainframe Jake has a collection of 40 movies on Blu-ray discs. 1 How much space will he need to store them on a hard disk? • 100 kilobytes • 40 gigabytes • 10 gigabytes • 1 terabyte Select the file size that is the SMALLEST. • 6,000 GB 1 • 90,000 KB • 2 MB 1 • CPU • SSD • ROM Which of the following is an example of computer software? • A smartphone • An antivirus program • 1 An audio/sound card • A memory storage device 1 Which external hardware component is shown in the given image? • Keyboard • Mouse • Touchpad • CD/DVD drive