types of computers

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lesson 2 types of computers answer the questions 1.what types of computers do you know? 2.what is the difference between software and hardware? 3.what do general purpose computers require hardware components? 4.what do you know about input device and output devices? reading the text. a computer is a machine that can be programmed to manipulate symbols. its principal characteristics are: it responds to a specific set of instructions in a well-defined manner. it can execute a prerecorded list of instructions (a program). it can quickly store and retrieve large amounts of data. therefore computers can perform complex and repetitive procedures quickly, precisely and reliably. modern computers are electronic and digital. the actual machinery (wires, transistors, and circuits) is called hardware; the instructions and data are called software. all general-purpose computers require the following hardware components: central processing unit (cpu): the heart of the computer, this is the component that actually …

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or influense manipulyatsiya qiling манипулировать respond ( to/sb,sth)(with sth)(rather formal) to give a spoken or written answer to sb / sth javob bering отвечать execute [usually passive] - sb (for sth) to kill sb, especially as a legal punishment : bajarish казнить retrieve sth (from sb / sth )( formal ) to bring or get sth back , especially from a place where it should not be : qaytaring извлекать efficiently doing something well and thoroughly with no waste of time, money, or energy samarali продуктивно device an object or a pieceof equipment that has been designed to do a particular job; qurilma устройство personal computer: a small, single-user computer based on a microprocessor. workstation: a powerful, single-user computer. a workstation is like a personal computer, but it has a more powerful microprocessor and, in general, a higher-quality monitor. minicomputer: a multi-user computer capable of supporting up to hundreds of …

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nce that time, it has slowly been growing larger and larger and today it is the world’s largest desert. it (1)…….. nine million square kilometers of africa, that is, as (2)…….. land as the united states. the sahara is mostly made up of mountains, bare rocky plains and high flatlands (3)…….. plateaus. the rest is a(n) (4)…….. sea of sand which in some (5)…….. piles up into dunes. very few plants survive more than a few weeks and those that do have adapted deep roots or take in moisture (6)…….. their leaves. the desert is hot and dry during the day but (7)……..cool at night. many of the two million people who (8)……..in the sahara are nomads – people who travel from place to place to (9)…….. food and water for themselves and their animals. this traveling is necessary since the sahara gets less than ten centimeters of water a …

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osx d) 64-bit 3. what is the most popular wired network topology? a) bus b) star c) mesh d) ring 4. what registered jack is used to terminate the standard network patch cable? a. rj-99 b. rj-2 c. rj-11 d. rj-45 5. in a simple home wired network what device would you use to provide more unmanaged/routed ethernet ports? a) switch b) hub c) router d) kvm 6. which file extension is an image file? a. mpg b. jpg c. ma4 d. mov 7. what is a codec most commonly used for a. decoding passwords b. decoding audio/video stream c. encrypting data d. saving contact information 8. can 32-bit programs run on a 64-bit version of windows 7? a. yes b. no 9. rdp stands for? a. removable disk placement b. remote desktop protocol c. right desktop placeholder d. nothing rdp is not an acronym 10. is a bsod a …

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lesson 2 types of computers answer the questions 1.what types of computers do you know? 2.what is the difference between software and hardware? 3.what do general purpose computers require hardware components? 4.what do you know about input device and output devices? reading the text. a computer is a machine that can be programmed to manipulate symbols. its principal characteristics are: it responds to a specific set of instructions in a well-defined manner. it can execute a prerecorded list of instructions (a program). it can quickly store and retrieve large amounts of data. therefore computers can perform complex and repetitive procedures quickly, precisely and reliably. modern computers are electronic and digital. the actual machinery (wires, transistors, and circuits) is called hardware...

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