Exam ans

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Exam Solution Q1: TRUE/FALSE. Write 'T' if the statement is true and 'F' if the statement is false. 1) Mainframe computers are large computers used by large businesses, organizations, and government agencies with thousands of users simultaneously using data and resources of their institution. Answer: True 2) Storage devices are used to keep data, information, and programs for future use. Answer: True 3) Application programs handle many important tasks involved with the management and maintenance of your system. Answer: False 4) A bar code reader is an example of an output device. Answer: False 5) Open source software refers to software that is free of charge. Answer: False 6) Supercomputers are now quite inexpensive and reasonable for home purchase. Answer: False 7) Binary numbers consist of 1s. and 2s. Answer: False 8) GB stands for gigahertz. Answer: False 9) Operating system software refers to all of the programs that enable the user to use the computer to perform tasks and accomplish work. Answer: False 10) The Macintosh computer is manufactured by IBM. Answer: False 11) The next generation of the Web is called Web 4.1. Answer: False 12) PDA stands for personal device assistant. Answer: False 13) A byte is the smallest unit of information. Answer: False 14) Hexadecimal numbers use the numbers 0 to 9 and the letters A to F. Answer: True 15) A portable or notebook computer is also referred to as a laptop. Answer: True 16) ISP is an acronym for Internet service provider. Answer: True 17) Linux can be run on a personal computer. Answer: True 18) An image-editing program is an example of multimedia and graphics software. Answer: True 19) Information is considered data that is organized and useful. Answer: True 20) A mouse is an example of an input device. Answer: True 21) Each digit in a binary number is a bit. Answer: True 22) The terms free software and open source software are sometimes used interchangeably, but not everyone agrees that they mean the same thing. Answer: True 23) Facebook is known as social networking software.


Answer: True 24) PC typically refers to personal computer. Answer: True 25) On some types of computers, a screen can be an input and an output device. Answer: True 26) The body of a do-while loop always executes at least once. Answer: True 27) All switch statements can be converted into nested if-else statements. Answer: True 28) A break statement in a switch stops your program. Answer: False 29) You should write your program before you write the algorithm. Answer: False 30) A while loop's body can contain multiple statements, as long as they are enclosed in braces. Answer: True Q2: 1 to 15 from lectures 16. just right 17. 0 1 2 3 4


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