Introduction to Computers CIT 104
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Questions and Answers

What is a key advantage of the computer method over mechanical methods for data processing?

  • It produces noisier operations.
  • It only processes data in small volumes.
  • It requires more human intervention.
  • Data can be processed steadily and continuously. (correct)
  • Which characteristic of a computer enhances its ability to produce accurate results?

  • Errors in computing are mainly due to human mistakes. (correct)
  • It needs frequent human guidance.
  • It processes information only at specific times.
  • It operates with multiple users at the same time.
  • What feature of computers allows them to manage large volumes of data effectively?

  • Use of graphical user interfaces.
  • Internal and external storage facilities. (correct)
  • Error detecting schemes.
  • The need for constant user interaction.
  • Which statement best describes the reliability of computers?

    <p>A computer's performance remains consistent regardless of job complexity.</p> Signup and view all the answers

    What does the flexibility of a computer refer to?

    <p>The ability to perform various tasks when broken down into logical steps.</p> Signup and view all the answers

    Which aspect of computer output is highlighted in the advantages of using a computer for data processing?

    <p>Reports can include graphs and diagrams.</p> Signup and view all the answers

    What characteristic allows computers to run programs automatically once loaded?

    <p>Independence from users.</p> Signup and view all the answers

    How do computers ensure high accuracy in their operations?

    <p>By being free from emotional distractions.</p> Signup and view all the answers

    What technology was primarily used for electronic switches in the second generation of computers?

    <p>Discrete diode and transistor technology</p> Signup and view all the answers

    Which of the following programming languages was introduced during the second generation?

    <p>FORTRAN</p> Signup and view all the answers

    What significant innovation in memory technology occurred during the second generation?

    <p>Advent of magnetic core memory</p> Signup and view all the answers

    What was a characteristic feature of the first supercomputers of the second generation?

    <p>They utilized parallel processing techniques.</p> Signup and view all the answers

    What was the primary purpose of index registers in second generation computers?

    <p>To control loops in programs</p> Signup and view all the answers

    Which two machines are recognized as early supercomputers?

    <p>LARC and IBM 7030</p> Signup and view all the answers

    What was one of the drawbacks of using self-modifying codes in early computer programming?

    <p>Difficulties in debugging</p> Signup and view all the answers

    What was the primary function of I/O processors introduced in machines like the IBM 7094?

    <p>To improve throughput between I/O devices and main memory</p> Signup and view all the answers

    What is the main focus of Module 5 Unit 3 in the Visual Basic programming course?

    <p>Designing user-friendly menus</p> Signup and view all the answers

    Which unit helps students gain mastery over the visual basic programming environment?

    <p>Module 5 Unit 2</p> Signup and view all the answers

    What does Module 5 Unit 4 conclude with in the context of Visual Basic applications?

    <p>Planning, designing, coding, and implementing a simple application</p> Signup and view all the answers

    What is one of the areas discussed in Module 6 Unit 1 where computers can be applied?

    <p>Education</p> Signup and view all the answers

    Which application is NOT mentioned in Module 6 Unit 2 as an application of computers?

    <p>Personal financial planning</p> Signup and view all the answers

    What is described as a highlight of object-oriented programming languages in Module 5?

    <p>Menu systems</p> Signup and view all the answers

    Which of the following principles is emphasized in the Visual Basic programming course?

    <p>Principles and steps in application development</p> Signup and view all the answers

    What does Module 6 Unit 2 elaborate on regarding computer applications?

    <p>Applications in business and industry</p> Signup and view all the answers

    What was a significant characteristic of the fifth generation of computer systems?

    <p>Acceptance of parallel processing</p> Signup and view all the answers

    Which of the following Phase II centres is located in Illinois?

    <p>National Centre for Supercomputing Applications</p> Signup and view all the answers

    Which system was designed to compete with the DEC VAX-780?

    <p>Sequent Balance 8000</p> Signup and view all the answers

    What was a notable feature of the Sequent Balance 8000?

    <p>It connected up to 20 processors to a single shared memory module</p> Signup and view all the answers

    What was a key component of semiconductor development by 1990?

    <p>Chips with a million components</p> Signup and view all the answers

    How did the Intel iPSC-1 differ from the Sequent Balance 8000?

    <p>It used a hypercube architecture</p> Signup and view all the answers

    Which organization significantly benefited from the Phase II centres' computing time?

    <p>NASA and National Laboratories</p> Signup and view all the answers

    What characteristic marked the transition to the fifth generation of computer systems?

    <p>Rise of parallel computing</p> Signup and view all the answers

    Which key is typically used to run the HELP program in most software packages?

    <p>F1</p> Signup and view all the answers

    What does the SHIFT key do on an alphanumeric keyboard?

    <p>Switches on or off the lower and upper characters</p> Signup and view all the answers

    Which of the following keys is primarily used to cancel the last command issued on a computer in WordPerfect?

    <p>F1</p> Signup and view all the answers

    What is a common function of the F7 key in WordPerfect?

    <p>Save a text</p> Signup and view all the answers

    How are the function keys typically arranged on a keyboard?

    <p>In a row above the main keyboard</p> Signup and view all the answers

    What type of characters do alphanumeric keys include?

    <p>Alphanumeric characters, punctuation, and special characters</p> Signup and view all the answers

    Which key is used to access different menu options on some keyboards?

    <p>F10</p> Signup and view all the answers

    What does the cursor indicate on a computer screen?

    <p>The active or current spot in a document</p> Signup and view all the answers

    What advancement has significantly impacted the field of computational science in recent years?

    <p>Increased focus on parallel computing</p> Signup and view all the answers

    What is the expected computing power goal set by manufacturers for the middle of the decade?

    <p>Teraflops (10^12 operations per second)</p> Signup and view all the answers

    Which company has announced plans to build a system with over 200 vector processors?

    <p>Fujitsu</p> Signup and view all the answers

    What technology does modern workstation design combine to enhance computing capabilities?

    <p>RISC, pipelining, and parallel processing</p> Signup and view all the answers

    What is a primary advantage of heterogeneous computing?

    <p>Utilization of idle workstations for parallel tasks</p> Signup and view all the answers

    What technology has recently become standard for regional networks?

    <p>T1 transmission rates</p> Signup and view all the answers

    Which of the following describes the trend regarding networking technology?

    <p>It is expanding to private industry beyond its original base.</p> Signup and view all the answers

    How does the current generation of workstations compare to fourth generation supercomputers?

    <p>It matches or exceeds their overall computing power.</p> Signup and view all the answers

    Study Notes

    Course Information

    • Course Title: Introduction to Computers
    • Course Code: CIT 104
    • Course Team:
      • Samuel O. Oluwadare (Course Developer/Writer), Federal University of Technology, Akure-Nigeria
      • Professor A. Adebanjo (Programme Leader), NOUN
      • Dr. Jori Sanusi & Adams, A. E (Course Coordinators), NOUN
    • Institution: National Open University of Nigeria

    Course Guide

    • Published by: National Open University of Nigeria
    • Printed: 2008
    • Reprinted: 2014, 2020
    • ISBN: 978-058-258-4
    • Copyright: All Rights Reserved

    Contents

    • Introduction
    • Course Contents
    • Course Aims
    • Course Objectives
    • Working Through The Course
    • Course Materials
    • Study Units (with detailed subtopics)
    • Textbooks and References
    • Assessment
      • Tutor-Marked Assignment (TMA)
      • Final Examination and Grading
    • Summary

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    Description

    Explore the foundational concepts of computers in the CIT 104 course. This quiz will cover key topics such as course aims, objectives, and materials. Test your understanding of what you've learned throughout the course and prepare for assessments.

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