C724 Information Systems Management Module 3 (Unit 3)
_________________software is a set of one or more programs that allows a computer user to perform a group of coordinated activities, functions, or tasks.
Applications software includes programs such as database, word processing, presentation, web browsers, and spreadsheets. It is a set of programs that helps the user perform functions, tasks, or activities.
Hardware is technology you can touch. Which of the following is the best definition of computer software? Computer software is an algorithm that helps computers perform their functions. Computer software is a set of machine readable instructions that directs a computer. Computer software is a set of documents and spreadsheets.
B - Computer programmers create software programs to make computers execute tasks; this includes the operating system and applications on a computer.
What best describes the role of the RAM? RAM storage is used to house the operating system. RAM gets instructions from ROM to launch the operating system during bootup. RAM storage is used to partition the CPU for more processing power.
B - RAM is a primary storage device that holds data, applications, instructions, and the operating system while the computer is on. ROM helps manage the operation of the computer hardware on bootup.
What is virtualization in computer system infrastructure? Virtualization is software that allows for virtual reality. Virtualization is assigning part of a computer system to run different operating systems. Virtualization is an engineering design process allowing for network simulation.
B - The act of virtualization creates a virtual environment in a host computer to save space, reduce costs, and provide a safe test environment.
Today's IT environment has more input devices than ever. Which of the following are input devices for a computer system? (Select all that apply.) Keyboard Laser printer Touchscreen
Both a touchscreen and a keyboard are input devices.
Your company is developing a new policy disallowing personal secondary storage attachments to work computers. You are drafting the section of the policy identifying examples of secondary storage. Which of the following devices are examples of secondary storage? (Select all that apply.) Memory slot Hard drive Flash drive
Both hard drives and flash drives are secondary storage devices.
Select the business activities that wireless computer devices have enabled. (Select all that apply.) Point of sale payment Remote collaboration Airline scheduling
Both remote collaboration among peers and point of sale payment have been enabled by mobile devices and software applications.
An application suite is a ________________ with related features and functions.
Bundle of application programs - An application suite is several application programs that have similar features and functions, like word processing, spreadsheets, database, and presentation software.
What is the difference between a dumb terminal and a client? A dumb terminal has no browser, while a client does. A dumb terminal is for output only, while a client is for input and output. A dumb terminal is for input and output, while a client can also process instructions.
C - A client has a CPU allowing it to process instructions, while a dumb terminal is limited in power and therefore cannot process instructions.
Before selecting software applications, what requirements need to be reviewed? Hardware Storage Power
Hardware - All software applications have processing, memory, and storage; or hardware requirements.
Hardware and software applications help increase___________and ___________in business practices.
Hardware and software applications have improved business productivity by automating and speeding up many processes. Hardware and software applications have improved business communications.
You are hiring software developers for your team, and are identifying current programming languages in use today. Considering the evolution of programming languages, which one(s) would you choose? (Select all that apply.) C++ COBOL Java
Java and C++ are programming languages in use today.
What is a multi-purpose programming language used to create computer applications, play games, and communicate with friends? JavaScript Java C#
Java is a programming language and platform used by many applications and websites that allows users to play games and communicate.
This operating system came out later than the others, in the early 90s. It was developed collaboratively so there is no one owner and many share in the support.
LINUX
This is an easy to use operating system that many users are switching to when they get frustrated with Windows.
OS X
Used on Apple computers and runs on a UNIX engine, but with an easy to use graphical interface. UNIX LINUX OS X Windows
OS X is a graphical user interface used on Mac computers since the early 80s.
_____________is a programming language designed for managing data in a relational database management system.
SQL (Structured Query Language) is a programming language designed for communicating with a database.
Select the benefits software applications have had on business effectiveness. (Select all that apply.) Eliminate dependence on managers Innovation through data analysis Reduced clerical roles
Software applications have reduced the need for clerical staff to perform repetitive tasks and have improved data analysis, reporting, and decision making.
Frank's Hardware store manager needs to identify the amount of time he can expect software purchased for his business to last before it must be upgraded or replaced. In the software world, the length of time from the beginning of the software development until the time that it is no longer needed or useful is known as what? Software life cycle Expiration date Open source
Software has a life cycle and often becomes outdated after a period of time. Microsoft Windows is an example of software having a life cycle. Once Microsoft offers a newer version of Windows, they only offer support for the previous version for a limited period of time.
True or False. With such a variety of uses for computers, choosing what hardware and software to purchase can be difficult. It is important to consider the software being used, before choosing what computer to purchase.
True - Software applications require certain memory, processing power, and storage space, so hardware requirements must be considered.
True or False. The earliest commercially available electronic, digital computer occupied a 20 foot by 40 foot room and consisted of 18,000 vacuum tubes.
True - The earliest computers took up entire rooms and consisted of vacuum tubes for transistors
True or False. Integrated circuits consist of sets of electronic circuits on a chip or plate of semiconductor material and replaced transistors.
True - Vacuum tubes were replaced by transistors that were replaced by integrated circuits
The _________was the first general purpose computer for commercial use.
UNIVAC was developed in the 1950s as the first general purpose computer.
One of the first operating systems, developed in the 70s, written in C programming language and used on many computers.
UNIX
Primarily used on servers but does not support the range of applications that most users need on a desktop. UNIX LINUX OS X Windows
Unix is a widely used operating system for multi-users.
Which of the following items is not a computer hardware component? Operating system Storage devices Input devices CPU
The operating system is software to help run and manage the computer; it is not hardware.
True or False. Wireless handheld computer devices have dramatically increased worker productivity because it allows communication and access to information without landline connections.
True - Smart, wireless computing devices allow staff to work anywhere and access enterprise information and applications from anywhere, increasing worker productivity.
What are the four functions of a computer central processing unit? (CPU)
fetch, decode, execute, and store.
The __________________ is used for storing programs and files.
hard drive
The ___________ is the main circuit board in the computer that all other components and devices plug into.
motherboard
The ___________manages the computer's memory, processes, software and hardware, and is the most important software that runs on a computer.
operating system
Hank is purchasing a new PC with an upgraded CPU for his business. The documentation states that the computer contains a multi-core processor; Hank has no idea what that means. Which of the answers below correctly describes a multi-core processor? A multi-core processor is a chip with multiple, independent CPUs. A multi-core processor has two clocks allowing for parallel computing in a single CPU. A multi-core processor is basically a system on a chip.
A - A chip with multiple CPUs is called a multi-core processor. This typically provides more computing power because it can run multiple instructions in parallel.
What is the first step in the decision process when evaluating technology purchases for business? Determining how the technology will be used, including requirements. Selecting the best option and gaining approval to purchase the technology. Analyzing the available options and their respective costs and benefits.
A - A good first step in selecting technology is defining a list of jobs that the technology is expected to accomplish (e.g., identifying the problem).
What is meant by a 2-in-1 computer system? A 2-in-1 computer system is a laptop that can be used as a tablet. A 2-in-1 computer system is a computer with a dual core CPU. A 2-in-1 computer system is a laptop and desktop computer.
A - New laptop computers now come with detachable displays that act as tablets. This computer is also called a convertible.
Which of the following statements accurately describes object-oriented programming? Car is an instance of a Camry class. A blueprint of an object is called a class. Objects can only represent actual real-life objects.
A class is the blueprint for an object. Similar to a building blueprint, a class is a template for an object.
Which of the following are peripheral devices? (Select all that apply.) Monitor and printer Mouse and keyboard Memory and hard drive
A computer mouse, keyboard, printer, and display monitor are peripherals used for input and output.
A _____________is used to create a computer program that gives instructions to a computer, this is used to control the behavior of a computer
A programming language is used to create a computer program that gives instructions to a computer.
What is the difference between a dual core and quad core chip? A dual core is two separate chips while a quad core is four separate chips. A quad core offers more power, allowing more multitasking capabilities. A quad core offers wireless communications, while a dual core is for landline communications. A dual core is more expensive than a quad core.
A quad core CPU is more powerful than a dual core and therefore allows more processing and multitasking abilities.
During class, the instructor discussed the benefits of using a microcomputer, a term not often used today. Which of the following would be one of the benefits of microcomputers mentioned by the professor? Lower IT costs User flexibility and computer power Replaced mainframes All of the above
All answers are benefits of microcomputers: lower IT costs, user flexibility and computer power, and mainframe replacement.
As you grow your IT department, your job is to ensure scalability for future growth but also to replace obsolete systems, equipment, or tools. Given the selection, you would likely remove support for which type of business information system? Collaboration software Touch screen applications Mainframe computing Cloud computing
Although mainframe computing is still available, this is a declining trend as microprocessors are becoming more and more powerful.
__________________is an example of a vertical application software.
An accounting software application is a vertical application because it is designed for a specific function, department, or industry.
The purpose of an _____________________ is to manage the activities of a computer.
An operating system manages the activities of the computer.
______________ is a Linux operating system.
Android
Which item below is not a computer? Laptop Android Mainframe
Android is an operating system.
You are helping a colleague study for a test on microcomputers during his lunch break. He asks you what the definition and function of a microprocessor is. What is your answer from the options given? A microprocessor is a circuit board that processes digital information . A microprocessor is the user interface that accepts computer input and delivers output. A microprocessor is an integrated circuit responsible for a computer's instruction cycle.
C - A microprocessor is the most advanced integrated circuit and holds millions of integrated circuits in a semiconductor chip. They are programmable devices that process instructions and incorporate the four functions of a computer central processing unit (CPU), which includes fetch, decode, execute, and store.
You are hosting a brown bag lunch to teach business colleagues about computer input and output. Which of the following best describes input and output in computers? Input is code and output is analytics . Input is a keyboard and output is the display. Input is a set of instructions to a computer system and output is the result of the computer operation.
C - All computers need input, from keyboard or other means, and the computer's function is to perform a task resulting in an output, like a print out or display.
______________is the first computer language developed in the 1950s for business computing and stands for_______________.
COBOL was the first computer software language for business applications. COBOL stands for Common Business Oriented Language and was the first computer software language for business applications.
The ____________ carries out program instructions to run the computer.
CPU
Now that you know all about RAM, select two other types of primary storage from the answers below. Cache and on-board memory CD and DVD Flash drive and hard drive
Cache and on-board memory are high-speed memory and are considered primary storage since they are internal and easily accessed by the CPU.
Computing has changed significantly in the last few decades. Select the best choice for chronological evolution of computing in business. Mainframe, minicomputers, microcomputers Servers, supercomputers, minicomputers Smartphone, PC, workstation
Computing systems evolved from mainframes to minicomputers to microcomputers.
Which component of the PC connects all the components, including the CPU, to each other for data transfer between devices for PC operation? Internal bus Wires RAM Electrical current
Connection and data transfer between the computer's motherboard and CPU are provided by the internal bus.
___________ are CPUs with two core processors on one processing chip.
Dual core processors
You buy new computers for your business every five years through your IT budget. One of your engineers approaches you and indicates that they need systems with the ability to run engineering applications and perform large, complex analysis. What system would work best for them? Laptop iPad Workstation
Engineers need fast, powerful computers such as workstations capable of running engineering applications.
True or False. Computer hardware refers to all the inner components of a computer.
False - Computer hardware is not just the inner components of a computer. It includes external components as well such as the monitor, mouse, keyboard, etc.
True or False. Laptops and desktops come only with dual core CPUs, while server computers come only with quad core
False - Laptops, desktops, and servers can have any type of CPU; it is a buyer selection option.
True or False. Linux is an open-source software that is only found on PCs.
False - Linux is an open-source software that is found in cell phones, smartphones, and consumer electronics, including PCs.
Match the correct description with the correct future input device for computers. A person would point a finger at the computer screen to make the cursor move according to their finger direction. Head Tracking Tangible user Interface (TUI) Gesture Recognition Wearable Interface
Gesture recognition input allows computers to be more accessible for those who are disabled and makes gaming and 3-D interaction more fun and natural.
What is a popular operating system that enables cloud computing by storing programs on the Internet and accessing them through an Internet browser? Windows Chrome Leopard
Google Chrome OS works with web applications and installed applications enabling cloud computing by storing programs on the Internet to be accessed through a browser.
_______ is a markup language used to tag files in web pages to give font, color, and other effects.
HTML
Match the correct description with the correct future input device for computers. A display device, worn on the head, with a small display in front of each eye. Head Tracking Tangible user Interface (TUI) Gesture Recognition Wearable Interface
Head and eye tracking devices are used as alternate input devices to people who can't or don't want to use conventional input devices. They are operated by head or eye movements and are great for the disabled.
_____________applications are more popular and general purpose, such as word processing software.
Horizontal applications are more popular and general purpose, such as word processing, spreadsheets, and presentation software.
_____________is a software language for creating web pages.
Hyper Text Markup Language (HTML) is a markup language used to create web pages.
What company's computer popularized the term PC? Dell RadioShack Apple IBM
IBM coined the term PC, or personal computer.
A financial manager often likes technology because they see improvements in their business. What do businesses typically see as a result of large returns on their IT (hardware/software) investments? Increased storage Improved productivity Better procedures
IT infrastructure has increased productivity by automating tasks, resulting in high returns on investment.
Your development team needs a software application to provide tools like compilers and debuggers. What type of programming tool do they need? COBOL JAVA IDE
Integrated Development Environment (IDE) is a programming environment that provides tools to developers to write code. The application provides a programming environment for developers. It may be a standalone application or included with other applications, providing a user-friendly framework for programming languages.
_________ is the first place data is stored internally, although temporarily, while the computer is running.
Internal memory
__________ is a programming language used for online gaming.
JAVA
You are buying new computers for your office staff. Some want desktops and some want laptops. What are some characteristics of each that would help you determine which computer to buy for each type of user? A desktop has multiple motherboards, while a laptop has one motherboard. A laptop is smaller and is usually powered by a battery, while a desktop is bulkier and requires AC current from an electrical outlet. A laptop has better graphics than a desktop.
Laptops are used for mobile, telecommuting staff and are powered by rechargeable batteries, whereas desktops are used for office staff and powered by electrical outlets.
_______ is an operating system for the Mac computer, not the cloud.
Leopard
This is a free OS and a re-creation of UNIX, but more popular than UNIX for workstations. Millions of programmers participate in its development. UNIX LINUX OS X Windows
Linux is an open-source operating system that works on many devices and is similar to many of the other graphical user interfaces.
As an IT manager, you are selecting storage devices for a computer for your help desk technicians. Select the three storage technologies from the choices below. Flash drives, hard drives, and magnetic disks RAM, ROM, and interface cards Motherboard, CPU, and computer
Magnetic disks are legacy storage, while hard drives and flash drives are modern storage devices.
Which of the following is an example of a proprietary software? Google Docs Linux Microsoft Office
Microsoft Office is a proprietary software that must be purchased.
Your help desk group wants to purchase an application suite. Which of the following is an example of an application suite? JAVA Microsoft Office Microsoft Windows Adobe Photoshop
Microsoft Office is an application suite that includes the Excel and Word application software.
Select the best two examples below that are both input and output devices. Modems and monitors Projectors and keyboards Printers and scanners
Modems and touchscreen monitors can both accept input and produce output.
You are attempting to explain to a coworker the concept of power increases in computing. The fundamental law you begin to discuss is Moore's Law. What does Moore's Law state? Moore's Law states that the number of transistors in an integrated circuit doubles every two years. Moore's Law states that the number of transistors in an integrated circuit grows linearly over time. Moore's Law states that computing power will stop growing exponentially in the next decade.
Moore's Law, coined by the co-founder of Intel, described that components in integrated circuits or microchips will double every two years.
As an IT manager, you are evaluating which operating systems are best for your organization. One of your developers makes an argument for open-source operating systems and applications. In your reply, you note that open-source software is accessible by many developers, and therefore the software contains what? Fewer defects More defects Similar defects
Open-source software contains fewer defects because it is accessible by many software developers who are able to correct defects as they are identified.
During their off time, a team of developers work toward a common good and work with other programmers—often folks they have never seen or heard of—to update code. Software that is created and updated by multiple programmers and available at no cost is called what? Proprietary Freeware Open-source
Open-source software is created and updated by multiple programmers and available at no cost.
Your IT team tells you that system software needs to be updated on all client computers. Which of the following items are system software? (Select all that apply.) Utility software Application software Operating systems
Operating systems are system software and an essential component on every computer to help manage the hardware and software resources. Utility software is system software that helps analyze, configure, optimize, and maintain a computer.
_________ includes the hard drive, CD, DVD, USB thumb drive, or anything else that is not used for the computer's memory.
Permanent storage
In computer science, of what two classes is storage composed? Internal and external Primary and secondary Embedded and distributed
Primary storage is the internal memory of a computer, which includes RAM and cache, and is temporary storage. Secondary storage is also called external memory, which includes the hard drive and other permanent devices.
John is responsible for evaluating software to be used at his organization. He is reviewing open-source software, proprietary software, and freeware, and must weigh the pros and cons of each. The requirement to purchase a license to use software is a disadvantage of what software? Freeware Proprietary Open-source
Proprietary software is sold for a fee and is often restricted in the number of computers on which it can be installed.
___________ are CPUs with four core processors in one processing chip.
Quad core processors
Your office manager is ordering a new computer and has to select how much memory she needs. You confirm she is referring to RAM, and she asks what RAM stands for. Read Access Memory Random Access Memory Read Acquire Memory
RAM is random access memory and is a computer's primary but temporary storage for data and instructions.
_____________A group of memory chips that serve as the computer's primary workspace but temporary storage for data and instructions.
Random Access Memory (RAM)
The central processing unit (CPU) is made up of many components. Which of the following is not one of those components? Storage ALU Control unit Register
Storage is not a CPU component. The register acts as a temporary storage area for the CPU, the ALU is used for math and logic operations and the control unit directs all processor operations.
Match the correct description with the correct future input device for computers. A person interacts with digital data through a physical environment. Head Tracking Tangible user Interface (TUI) Gesture Recognition Wearable Interface
Tangible User Interface (TUI) A computer mouse is an old example of a TUI, but some of the newer interfaces are more three dimensional.
The ________________is considered the first electronic, digital computer and was called "Great Brain" by the press;
The ENIAC was the first digital computer developed in the 1940s by the military.
A_____________is the brain of the computer and executes commands and process mathematical and logical operations.
The brain of the computer is the CPU (central processing unit), which is a microprocessor that resides on the motherboard.
What are the basic operations in the information processing cycle that hardware operates and that every computer performs? Input, reject, process, storage Input, output, process, and storage Input, process, analyze, output Input, process, reject, output
There are four basic operations in the computer's information processing cycle: input, output, process, and storage.
You are explaining hardware devices to a manager in human resources. She wants to know about how they are used in business. Which of the following is NOT true about hardware devices in business? Mainframe computing use is growing rapidly in business. Computer processing power is driving big data analysis. Mobile devices are helping to drive business productivity.
There is not an increased proliferation of mainframes being used. Some will always find a need to have a mainframe, but more will opt for a shift away from them towards a microcomputer alternative.
Match the correct description with the correct future input device for computers. A pocket projector, a mirror, and a camera contained in a head-mounted, handheld, or pendant device that connects to a mobile computing device in the user's pocket. Head Tracking Tangible user Interface (TUI) Gesture Recognition Wearable Interface
This wearable interface is a digital device that the user wears to track movement, activities, calorie intake, etc. There is constant computer/user interaction as long as the device is being worn.
True or False. Assume you are responsible for a programming team and are defining low-level programming to a group of marketing employees. One of the marketing employees says, "Low-level programming software consists of machine language instructions while high-level programming software are closer to natural language and are easier for humans." Is this true or false?
True - All software is compiled to a machine language, and therefore machine language is a low-level programming code, while humans need high-level programming software for ease in coding.
True or False. The most common client-level operating system installed on PCs is Microsoft Windows.
True - Approximately 90 percent of PCs use a version of Microsoft Windows as the operating system.
True or False. The Los Angeles Police Department has purchased an application software package to prepare negotiators to learn how to communicate with suspects in hostage situations. This is an example of a simulation application software package.
True - Simulation software simulates actual systems and is typically used for training, entertainment, or research. The Los Angeles Police Department has purchased a simulation application software package to prepare negotiators in how to communicate with suspects in hostage situations.
Graphical user interface operating system with multitasking capabilities, file management and good peripheral device support.
Windows
_______ is a graphical user interface operating system that allows you to communicate with the computer
Windows
_____________is the most popular operating system for personal computers, but it does not enable cloud computing.
Windows
This operating system is the market leader for workstations and servers. It has its own internal software and a graphical user interface that is easy to use. UNIX LINUX OS X Windows
Windows dominates the world of personal computers, running on more than 90 percent of home and business user machines.
You are identifying needs to present in an IT budget. You are adding computer systems to the budget. Given the most prevalent type in the last decade, you are likely adding what to your budget? Mainframe computers Internet bandwidth Wireless devices
Wireless devices are the most prominent type of system in today's market; these devices use the client-server environment.
In IT, you need to support what is available in technology now, but you also need to create a scalable system for the future. If you were designing a network five years ago to provide support to the millennial generation, you likely would have included what type of computer system support? Networked computing systems Wireless computing systems Client-server computing systems
Wireless smart devices are the fastest growing and prevalent systems allowing for social media and mobile e-commerce for the millennial generation.
