Answer question 28 showing fully all the steps. Solution should be perfect(very correct), clear, brief and explicit enough! D. A collection of objects whichmust not be of the same datatype and processed separately29.A light pen is an example of a (can): 35.What is the purpose of softwareB. PositiveC. HighD. OffA. Pointing deviceB. Input-output deviceC. Input deviceD. Peripheral device30.Which of the following is mostimportant in relation to privacy ofcomputer data?A. Data integrity.B. Data access control.presentation tools?A. To design good web pages foran audience.B. To design good softwarepackages for an audience.C. To provide a good multi-mediaexperience to the audience.D. To give a good delivery ofinformation to the audience.36. Which of the following giyes correctphase of program compilationA. Syntax analysis and compilationB. Lexical analysis andinterpretation.C Syntax analysis and codegeneration.D. Code generation anddocumentation.37. Which of the following is NOT true ofrecursivefunctions in programdevelopment?A. A recursive function alwayscalls itself directly.B. A recursive function may callitself indirectly.C. Recursive function calls useinternal stack structures.D. Recursive function calls useC. System failure.D. Physical security.31.Which of the following is NOT a mainpurpose of an operating system?A. To mask hardware details fromusers.B. To provide a graphical userinterface.C. To ease use of hardwareresources.D. To share hardware resourcesamong many user32. Linux operating systems are saldibe:A. Multi-user ipads.B. Multi-user Microsoft Windows.C. Multi-tasking iPodsD. Multi-user and multi-tasking33.A multiplexer:A. Separates a single stream ofsignals into separate streams.B Combines separate streams of 38. Establishing how a system may besignals into a single streamC. Maintains separate streams ofsignals within a single stream.D. Recombines single streams ofsignals into ne separatestreamsmore memory space thanequivalent iterative functions.structured and built is known as:A. System analysis.B. System design.C. System prototyping.D. System implementation.39. Which of the following is NOTdesirable in algorithms for paralleltasks?A. Concurrency.B. Non-determinism.C. Synchronization.D. Deadlock.34. A record data structure is;A. A collection of objects ofpossibly different data typesthat are processed together.B. A collection of objects of thesame data types.C. A collection of objects whichmust not be of the same dataбуре.40. Which of the following normally has anembedded system?A. Inventory control system. B. Establish relationships amongA. C*B. JAVA.C. VISUAL BASIC.D. APL.records in different files.C. All of the aboveD. None of the above22. Which of the following is the highest15. One main advantage of machinelanguage programming is that;A. Its execute is fast.B. It is a simple programminglanguage.C. It is machine friendly.D. All of the above.level in a hierarchy of dataorganization?A. FieldB. DatabaseC. Data fileD. Index file16. The difference between memory and 23. How are computer systems designed?storage is that data and memory is--- and that in storage is --A. Permanent, temporaryB. Temporary, permanentC. Fast, temporalD. Temporal, fastByA. Simplifying thể requirements ofthe systemB. Breaking up the system intosmaller self containedcooperating subsystems.OBreaking up the system intoindependent non-cooperatingsubsystems.D. Breaking up the system from itsbottom parts.24. Two main measures of the efficiencyof an algorithm are:A. Processor and memorycomplexityB. Capacity and time complexityC. Time and space complexityD. Data and space complexity25. Which of the following is a linear datastructure?A. Trees.B. GraphsC. ArraysD. None of the above26.A light pen is an example ofA. A pointing device.B. Input-output device.C. Input device.D. Peripheral device.27. In positive logic, the logic states 1corresponds to:A. Negative voltageB. Higher voltageC. Zero voltageD. Average voltage28.A NOR gate is ON only when all itsinputs are:A. ON17.The language that a computer canunderstand and execute is called a(n);A. Machine language.B. Assembly language.C. Object-oriented language.D. High-level language18. An operating system;A. Links a program with thesubroutines it references.B. Provides a layered userinterface to thehardware.C. Enables a programmerusesoftware procedures.D. Can develop other operatingsysjems. an19.A large number of computersconnected overa wide geographicalarea s calledA. LAN.MANC. WAN.D. PAN.20. The communication link between theCPU, memory and peripherals iscalled a(n):A. Bus.B. Card.C. Media.D. Interface.21. Database management systems areintended to;A. Eliminate all data redundancy

Question no. 28 : A NOR gate is ON only when all its inputs are : A. ON B. Positive C. High D.…

Answered: 28.A NOR gate is ON only when all its…

28.A NOR gate is ON only when all its inputs are:

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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