Factors affecting math performance of the students

The real(a) coding of a weapons platform is d one and only(a) by a(n) a) systems psychoanalyst b) softw atomic number 18 engineer c) end-user d) database administrator behave B Difficulty level Easy foliate 389 answer Software engineers would complete the coding of a political platform. . architectural plan objectives, desired outputs, needed arousals, and processing requirements are all recorded in the a) curriculum tracking log project counsel database program specifications document c) d) management information system Answer C Difficulty level 389 page 390 result All of these items are outlined in the program specifications document. 4. The information software produces after it has processed the input is called a) flowchart b) output c) objective prototype Response The output is what has been produced after the input has been processed. 5.The information that a program requires in order to accomplish its objective is called the a) data contribution c) effort input An swer D Response Once you know the output, you then determine the input data and the offset of this data. 6. The programs processing steps are grouped into logically-related programming statements called a) modules unit c) object component page 392 Response Processing steps are called program modules (modules). 7. Flowcharts and pseudopodia are examples of shots used in the program phase. A) specification b) design c) code d) test page 393 Response Pseudopodia and flowcharts are tools used in program design. . The programming tool that uses linked symbols to show the sequence of steps needed to solve a programming problem. A) grid table pseudopodia c) algorithm d) flowchart Response Flowcharts graphically present the detailed sequence of steps needed to solve a program by using symbols. 9. In a(n) structure, one statement follows the separate with no corresponds having to be met. A) call forion b) loop sequence conditional Response In the sequence structure, one program statemen t follows another. 10. The structure involves repeating a sequence until a condition is met. A) loop selectionResponse A loop structure will repeat so long as a certain condition remains true. 11. An IF-THEN-ELSE statement is part of the structure. A) loop Response IF-THEN-ELSE structures are part of the selection structure. 12. In the course of creating program specifications, the end-user should sketch out the desired a) spatter logo icon Response The end-users should sketch out the desired output that they want out of the computer system. 13. The control structure used to perform a series of statements one after the other is called a) sequential c) loop random Response In the sequential structure, one program statement follows another. . When a program makes a true or false decision, it is an example of a(n) logic structure. A) if-then-else b) do until c) do while d) what-if Response If-then-else resembles a true/false decision. 15. When a program repeats a portion of software c ode as long as a certain condition doesnt exist, its using a(n) structure. A) Response This is an example of the do until structure. 16. The actual writing of a program in a programming diction is called a) program design b) logic structure phrase translation d) coding page 396 Response Writing the program is called coding. 17.Which of the following is not necessary for a good program? A) reliability catches common errors colorful graphics d) well-documented Response deep graphics are not necessary for a good program. 18. Eliminating errors in a program is also called the program. A) debugging b) modularizing c) coding clarifying page 399 Response Debugging is testing a program and eliminating errors. 19. A program error that violates the grammar rules of the programming actors line is a(n) error. A) modular b) logic syntax language Response Syntax error is a violation of the grammar rules of the programming language. . Error could be the result of the programmer making an inco rrect calculation. A) b) general protection c) logic breakpoint Response Logic errors are created by incorrect or missing specifications. 21. Refers to testing by a select group of potential users in the final stage of testing a program. A) manual testing b) Desk checking c) Attempt at translation d) Beta testing page 400 Response Beta testing refers to testing by a select group of potential users in the final stage of testing a program. Re explanations that tell other programmers In programming, whats happening in the software code. ) restrictions b) tables c) funding d) selections Response Documentation is written to explain what is happening in the software code. 23. As much as percent of the full(a) lifetime cost for an finish program is for maintenance. A) d) 75% Difficulty level Hard page 402 Response As much as 75% of the total lifetime cost for an finishing program is for maintenance. 24. Which of the following refers to tools that are used to design, code, and test sof tware? ) XML b) CAD c) CASE d) pop page 403 Response CASE tools are used to automatise the development process. They can aid n program design, coding, and testing. 25. Software that helps programmers instal reports, draw flowcharts, and generate software code for prototypes is a(n) a) CAUSE (computer assisted Unix software environment) tool b) CASE (computer aided software engineering) tool c) COOL (computer licensed operations code) tool d) CULL (combined users licensed protocols) tool Response CASE tools help programmers prepare these items. 26.Object-oriented programming is a type of assembler language a) b) allows you to interact with objects when coding software c) is a type of elevator car language inverts source code into machine language code Answer B page 404 Response Object-oriented programming focuses on letting you interact with the objects (defined procedures) when coding software. 27. POP languages use combinations of objects natural and non adjectival statements b inary coded instructions d) abbreviations and mnemonic Difficult level Easy Response Object-oriented programming uses combinations of objects. 8. Machine language is composed only of a) keyword statements b) hexadecimal numbers c) memory citation toggles d) So and Is page 405 Response Machine language is composed of Is and So. 9. Language is made up only of binary digits. A) adjectival b) Machine c) Assembly d) inborn Response Machine language uses binary code. Which of the following lines of code comes from a first multiplication computer language? A) b) 00010 1010 1101 0001 1010 this Total=Total + Totals set total to sum of totals Response Machine language (first generation) used So and Is. 1. These languages use abbreviations and mnemonics that make it easier for humans to understand. A) assembly b) machine language d) COBOL Response Assembly language uses abbreviations or mnemonics that make it easier or humans to understand and use. 32. Languages are designed to express the logic used instead of Just performing calculations. A) Machine b) Procedural d) Low level Response Procedural languages are designed to express the logic the procedures that can solve general problems. 3. Procedural languages are part of the generation of computer languages. A) first second third fourth Response Procedural languages are part of the third generation of computer languages. Procedural languages must be translated into machine language using compiler or interpreter a(n) a) b) assembler interpolator ) application generator Response Procedural languages must be translated into machine language using a compiler or interpreter. 35. A compiler performs the following function. ) translates and executes each program statement one at a time b) converts the source code into machine language code c) translates instruction codes from assembler language into machine language d) uses statements to tell objects to perform actions on themselves Answer B Response Compiler converts p rocedural language program (source code) into a machine language code (object code). C++ is considered a A) machine language ) assembly language c) procedural language natural language Response C++ is a procedural language. 7. Converts the programmers procedural language program into a machine language. A) interpreter compiler d) analyst page405 Response A compiler converts procedural language program into machine language An interpreter performs the following function. A) translates and executes each line of code one at a time b) translates high-level language statements uses statements to tell objects to perform actions on themselves d) translates software code from assembly language into machine language Answer AResponse Interpreter converts the procedural language one statement at a time into machine code Just before it is executed. 39. Problem-oriented languages are which generation of language? A) first page 406 Response Problem-oriented languages are fourth generation languag es. Fourth-generation languages use a) procedural statements nonprocedural statements c) assemblers symbols Response Fourth-generation languages are nonprocedural languages.