Computer Science Module 1 and 2
48 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which of the following is a subset of Artificial Intelligence?

  • Machine Learning (correct)
  • Blockchain
  • Edge Computing
  • Robotic Process Automation

    • Blockchain allows data to be changed or removed once added.

    False

    What is NOT a primary responsibility of a Computer Scientist?

  • Understanding organizational factors (correct)
  • Designing and building software
  • Addressing particular challenges in areas like robotics
  • Developing effective ways to solve computing problems

    • What technology is used to automate business processes such as data processing and replying to emails?

    <p>Robotic Process Automation</p> Signup and view all the answers

    The process of mimicking human intelligence is known as ______.

    <p>Artificial Intelligence</p> Signup and view all the answers

    Information Technology only refers to the hardware used in computing.

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

    What must Information Systems professionals understand in order to improve business processes?

    <p>Both technical and organizational factors</p> Signup and view all the answers

    Match the following technologies with their primary functions:

    <p>Artificial Intelligence = Mimicking human intelligence Machine Learning = Discovering patterns from data Cyber Security = Defending against unauthorized access Internet of Things = Connecting devices to the internet</p> Signup and view all the answers

    The number of computer workers currently stands at _____ million.

    <p>10.5</p> Signup and view all the answers

    Which technology is designed to reduce latency issues in cloud computing?

    <p>Edge Computing</p> Signup and view all the answers

    Match the following areas related to computer studies with their descriptions:

    <p>Computer Science = Focuses on the theoretical and practical aspects of computing Information Technology = Prepares students for technology needs in organizations Information Systems = Concerned with how information and technology enable business processes IT Professionals = Handle hardware, software selection, and technology use in organizations</p> Signup and view all the answers

    The number of IoT devices is expected to decrease by 2020.

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

    Which of the following skills is NOT required for the IT discipline?

    <p>Knowing mathematical theories</p> Signup and view all the answers

    What is the primary purpose of an articulation agreement between colleges?

    <p>To ensure transfer credits are recognized</p> Signup and view all the answers

    The number of students majoring in computer-related fields is increasing.

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

    What is the primary responsibility of a Project Lead in software development?

    <p>To analyze requirements and oversee development</p> Signup and view all the answers

    What annual growth rate is expected for the number of computer workers?

    <p>2% to 3%</p> Signup and view all the answers

    A Computer Scientist primarily writes and tests computer programs.

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

    Name one main duty of a Computer Technician.

    <p>Installs, maintains, and repairs hardware.</p> Signup and view all the answers

    What is the primary purpose of a boot drive?

    <p>To start the operating system</p> Signup and view all the answers

    The field that emphasizes technical knowledge and skills is called Computer __________.

    <p>Information Systems</p> Signup and view all the answers

    Match the following job roles with their primary function:

    <p>Programmer = Writes and tests computer programs IT Consultant = Provides expert advice on computer-related issues Corporate Trainer = Teaches employees to use software Computer Engineer = Designs and develops electrical components</p> Signup and view all the answers

    Sleep mode removes power from the computer completely.

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

    What is the primary function of adware?

    <p>To display online advertisements</p> Signup and view all the answers

    What is the function of a recovery disk?

    <p>To start the computer using essential system files.</p> Signup and view all the answers

    Which organization focuses on computer science-oriented professionals?

    <p>Association for Computing Machinery (ACM)</p> Signup and view all the answers

    File compression utilities can only perform lossy compression.

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

    A ________ interface requires the user to input commands using the keyboard.

    <p>command-line</p> Signup and view all the answers

    What are the signs of a virus infection? List at least two.

    <p>Unusual messages or images displayed; available memory is less than expected.</p> Signup and view all the answers

    Job seekers can submit resumes online through specialized job websites.

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

    What is a common reason for students to pursue Computer Engineering?

    <p>To design and develop electrical components in computers.</p> Signup and view all the answers

    A __________ is software that helps to remove or block certain items from being displayed on the web.

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

    Match the following terms with their definitions:

    <p>Hibernate = Saves open documents to disk and removes power. Plug and Play = Automatically configures new devices on installation. Preemptive Multitasking = Operating system controls task processing order. Virtual Memory = Portion of storage acting as additional RAM.</p> Signup and view all the answers

    Which of the following is a feature of an operating system?

    <p>Backing up files</p> Signup and view all the answers

    Match the following types of application software with their descriptions:

    <p>Word Processing Software = Allows creation and manipulation of documents Graphics and Multimedia Software = Enables creation of visual and audio content Business Software = Assists with business activities Web Applications = Run directly in a web browser</p> Signup and view all the answers

    Which of the following is NOT a category of application software?

    <p>Operating System Software</p> Signup and view all the answers

    Virtual memory uses physical RAM to function.

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

    What does task scheduling in an operating system refer to?

    <p>The order in which tasks are processed.</p> Signup and view all the answers

    Media players can only play audio files.

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

    What is adware remover?

    <p>A program that detects and deletes adware.</p> Signup and view all the answers

    What component is found in a microwave station?

    <p>Earth-based reflective dish</p> Signup and view all the answers

    Fiber-optic technology transmits signals using electrical currents.

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

    What is the main advantage of using DSL technology?

    <p>high-speed internet connection using regular copper telephone lines</p> Signup and view all the answers

    A _______ network connects groups of computers and low-voltage devices together across short distances.

    <p>Local Area</p> Signup and view all the answers

    Match the following network types with their descriptions:

    <p>Local Area Network = Connects devices over short distances Metropolitan Area Network = Larger than a LAN, smaller than a WAN Personal Area Network = Smallest type of network Campus Area Network = Seen in universities and school districts</p> Signup and view all the answers

    What technology allows access to high-speed internet through cable television?

    <p>Cable Modem</p> Signup and view all the answers

    Latency refers to the amount of data that can be transmitted over a network.

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

    What is the purpose of a network standard?

    <p>to define guidelines for computer access and communication over networks</p> Signup and view all the answers

    Study Notes

    Module 1 - Computer Science

    • Computer Science encompasses theory, programming, and cutting-edge computing solutions.
    • Graduates should adapt to new technologies and ideas.
    • Some mathematical background is required.
    • Computer scientists design, build software, and develop solutions to complex problems. Solutions include storing data, sending over networks, or improving security.
    • Information Systems address the processes that organizations use to achieve their goals.
    • IT professionals need to understand technical and organizational factors, enabling optimal organizational performance.
    • Information Technology (IT) has dual meanings, encompassing computing and the broader preparation of students for various industries.

    Module 2 - Computer

    • A computer is an electronic device that operates based on instructions stored in its memory.
    • Personal computers can perform all activities including processing, input, output and storage, and typically are used for tasks in which these activities happen independently of other devices.
    • Mobile computers include laptops, netbooks, and tablets.
    • Mobile devices are computing devices small enough to hold in your hand (e.g., smart phones, PDAs).
    • Game consoles are devices specifically designed for video games in single or multi-player modes.
    • Servers control resources on networks, while larger, powerful systems handle many simultaneous users.
    • Embedded computers are dedicated to specific tasks within larger products.
    • Consumer electronics include telephones, digital TV, cameras, video recorders, and DVD players, etc.
    • Home automation devices encompass thermostats, sprinklers, security systems, and appliances.
    • Automobiles frequently use process controllers for functions.  Computer devices and office machines include peripherals such as keyboards, printers, fax machines, and copiers.  Different kinds of computers have evolved through time with notable implementations including the Abacus, and Slide Rule.

    Module 3 - System Unit

    • The system unit houses the electronic components for processing data.
    • Desktop PCs typically have storage devices integrated into the system unit.
    • Many laptops and notebooks incorporate the keyboard and pointing devices with the system unit, which remains separate from the video display device.
    • Some devices such as handheld game consoles and digital cameras incorporate the display within the unit.

    Module 4 - Software

    • Software provides instructions for the computer to perform tasks.
    • System software, including the operating system, controls the computer's functions.
    • Application software performs specific tasks.
    • Installing software involves setting up software to work with hardware.
    • Data is raw input, while information results from processing the data.
    • People play a vital role in operating computer systems, carrying out tasks and using computer hardware, software, and telecommunications networks.
    • Procedures define necessary steps in any computer-related task.

    Module 5 - Hardware Component Details

    • A computer chip is a semiconducting material with integrated circuits.
    • Processors interpret and execute instructions to operate the computer.
    • The ALU performs calculations, comparisons, and other operations.
    • Memory components store instructions and relevant data for running programs.
    • The machine cycle fetches, decodes, executes, and stores instructions/data.
    • Pipelining improves execution by overlapping instructions.
    • Multi-core processors contain multiple independent processing cores for faster handling of tasks.
    • There are different families or types of computer processors.

    Module 6 - Information Systems and Databases

    • An information system gathers, processes, and transmits data using hardware, software, and telecommunications networks.
    • Part of this is handling data in databases, through various types including Transaction processing systems, Management information systems, Decision support systems, and Executive information systems.
    • Data, procedures, and people are essential components in an information system. Communication is the link between all systems, and involves hardware and software components to convey data, instructions, and information to the system. 

    Module 7 - Computer Networks

    • A network connects multiple computers to enable communication and resource sharing.
    • Devices can be connected through physical or wireless connections, and include several types of networks such as local area networks (LANs), campus area networks (CANs), metropolitan area networks (MANs), and wide area networks (WANs).
    • Network topologies including Bus Topology, Star Topology, Mesh Topology and Hybrid topology define the network structures and arrangements for devices, connections, and communications processes. 

    Module 8 - Computer Security Risks

    • Computer security risks include threats like viruses, worms, spyware, and adware, hackers, unethical employees, script kiddies, trojans, and denial-of-service attacks, spoofing, back doors, and digital certificates.
    • Security measures, including firewalls, and antivirus software, help protect computer systems from unauthorized access. 

    General Notes

    • Information is organized in a manner that allows its extraction in useful forms. Databases are tools for organizing, retrieving, and using this information.
    • Computer systems also use various types of software, and utilities, for maintaining, manipulating, and using data and information.
    • Software packages and suites contain multiple programs designed to serve specific tasks.  These programs are often specialized for practical applications, such as personal finance, legal, or educational use, as well as in business environments.

    Studying That Suits You

    Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

    Quiz Team

    Related Documents

    ITC Reviewer Finals PDF

    Description

    This quiz covers fundamental concepts in Computer Science, including the theory behind computing, programming, and the role of Information Technology in organizations. It emphasizes the importance of adapting to new technologies and the functions of computers in various tasks.

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser