CIT Midterm Exam Chapters 1-2
Put the following events from computer history in the order they happened: - The Apple II is released for home consumers - Herman Hollerith develops electronic tabulating machine - Jack Kilby invents the microchip - Apple releases the iPhone - Scientists at Bell Laboratories invent the transistor - The World Wide Web becomes available to the public - International Business Machines, or IBM, is formed
- Herman Hollerith develops electronic tabulating machine (1890) - International Business Machines, or IBM, is formed (1911) - Scientists at Bell Laboratories invent the transistor (1947) - Jack Kilby invents the microchip (1959) - The Apple II is released for home consumers (1977) - The World Wide Web becomes available to the public (1994) - Apple releases the iPhone (2007)
Arrange the following from smallest to largest. - Terabyte - Megabyte - Kilobyte - Gigabyte
- Kilobyte - Megabyte - Gigabyte - Terabyte
Which of the following transfer rates is the FASTEST? - 181 Mbps - 1,480 Mbps - 1.24 Gbps - 1,282 Kbps
1,480 Mbps
Which of the following is the correct binary representation of the number 22? - 10101 - 11000 - 10111 - 10110
10110
How many possible values would an 8-bit audio sample have? - 256 - 65,000 - 16 - 256,000
256
A consumer wants to add a hard drive to their computer to store video from their camera. Which of the following is the storage capacity of a modern hard disk drive (HDD) purchased from a computer store? - 8 megabytes - 3 terabytes - 4 gigabytes - 1,024 kilobytes
3 terabytes
Which of the following BEST describes a code of ethics? - Ideals that guide your actions as you work with computers - A set of rules or standards you adopt that dictate how you act - Your personal adherence to your own values and principles - The fundamental truths or rules that undergird your personal values - Laws that regulate how computers are used
A set of rules or standards you adopt that dictate how you act
Which kind of file would be hurt most by a lossy compression algorithm? - A text document - An audio file containing music - A digital photograph - An audio file containing speech
A text document
Match each feature to whether it influences audio or video quality. - Sampling Rate - Resolution - Frame Rate - Color Depth - Bit Depth
Audio - Bit Depth - Sampling Rate Video - Frame Rate - Color Depth - Resolution
Which of the following is something that an Information Technology (IT) professional would do? - Manage grades and enrollments - Build and repair computers - Create and improve software - Collect and utilize data
Build and repair computers
The IT staff at a hospital shares genetic information about specific patients with a life insurance company. Which ethical standard was violated? - Property rights - Confidentiality - Civility - Human dignity
Confidentiality
Given the numerical value 1010101.11, which of the following number systems is MOST likely represented? - Hexadecimal - Binary - Decimal - Octal
Decimal
Mary needs someone to make sure her podcast is high quality and sounds polished. Which of the following professionals should she hire? - Game designer - Graphic designer - Video production specialist - Digital audio producer
Digital audio producer
Which single digit has the highest value in the hexadecimal number system? - H - F - 0 - 9 - G
F
The ability to use various design software such as Adobe Photoshop, InDesign, and Illustrator would be MOST beneficial to which career? - Graphic designer - Digital audio producer - Video production specialist - Game designer
Graphic designer
Which of the following professionals would be MOST likely to create a poster? - Game designer - Graphic designer - Digital audio producer - Video production specialist
Graphic designer
Which of the following notational systems is MOST likely used to represent a MAC address? - Octal - Binary - Hexadecimal - Decimal
Hexadecimal
Which of the following makes videos appear smoother and more fluid? - Higher resolution - Lower resolution - Higher frame rate - Lower frame rate
Higher frame rate
Which of the following BEST describes personal responsibility? - How you act even if no one is watching - Rules that support your personal values - Obeying laws that regulate how computers are used - Provides the basis for your code of ethics
How you act even if no one is watching
Mike decides to humiliate a former friend by posting embarrassing photos on social media. Which ethical standard did he violate? - Human dignity - Confidentiality - Property rights - Civility
Human dignity
Which of the following BEST describes Information Technology (IT)? - IT refers to designing, creating, and improving software. - IT has to do with collecting and utilizing data. - IT deals with how to turn information into meaningful decisions. - IT refers to everything that involves computers.
IT refers to everything that involves computers.
Which of the following lists the basic computing and processing steps in order? - Input/output, processing, and storage - Input, processing, output, and storage - Input, retrieval, processing, and storage - Input, retrieval, output, and storage
Input, processing, output, and storage
Which of the following BEST describes Computer Science (CS)? - It refers to everything that involves computers. - It refers to meeting the technological needs of businesses. - It has to do with collecting and utilizing data. - It is the study of computers and computing concepts.
It is the study of computers and computing concepts.
Which of the following is data temporarily stored on? - Printed page - Memory chips - Keyboard - Hard drive
Memory chips
Which invention made it possible to have an entire computer on a single circuit board? - Silicon - Microchip - Vacuum tubes - Transistors
Microchip
Civility
Observing rules of "netiquette" that promote courtesy and respect in online settings
A user has entered a search string into an application and clicked on the search icon. Which of the following is the NEXT step in the computing process? - Storage - Output - Input - Processing
Processing
Confidentiality
Protecting data and information we're not authorized to share
A typical computer monitor is which type of display? - White - RGB - Raster - Vector
RGB
Which type of digital picture is made by storing individual pixel values? - High-res - Raster - Vector - Pixel map
Raster
Digital Property Rights
Recognizing and respecting the legal claims of others to online data, creative works, and other digital assets
Human Dignity
Respecting and honoring the inherent worth and right to privacy of other people
Which of the following is a lossless compression algorithm? - PNG - MP4 - Run-length encoding - Compression artifact
Run-length encoding
Digital sound recordings capture sound waves and divide them into distinct segments. Each segment is assigned a value. What is that value called? - Sampling rate - Bit depth - Resolution - Sample height
Sample height
Which of the following is something a computer scientist would do? - Create and maintain computer networks - Solve problems in areas like robotics - Help organizations know how to generate information - Help people with their technological needs
Solve problems in areas like robotics
Which of the following provides a computer system with the ability to retrieve and manipulate data at a future time? - Storage - Transistor - Microchip - Processing
Storage
Which of the following BEST describes what a kilobyte is a measurement of? - CPU speed - Storage space - Data throughput - Power level
Storage space
Which of the following played vital roles in the advancement of national defense, science, and social change? - Smartphones - Supercomputers - World wide web - Microchip
Supercomputers
What are pixels that are the exact same between multiple frames called? - Run-length encoding - Compression artifact - Lossless compression - Temporal redundancy
Temporal redundancy
Which of the following is a type of input device? - Touchscreen - Speakers - Hard drive - Monitor
Touchscreen
Which invention allowed computers to become smaller in size? - Transistors - Silicon - Laptops - Vacuum tubes
Transistors
Which of the following is something that an Information Systems (IS) professional would do? - Help people with their technology needs - Devise new ways to use computers - Create and maintain computer networks - Turn information into meaningful decisions
Turn information into meaningful decisions
Which of the following encoding schemes would MOST likely be used to represent an emoji? - Hexadecimal - Unicode - Binary - ASCII
Unicode
Which type of digital picture can be scaled to any size without losing quality? - Raster - High-res - Vector - Transparent
Vector
Jessica is currently editing a commercial she helped create. Which of the following is MOST LIKELY her profession? - Digital audio producer - Graphic designer - Game designer - Video production specialist
Video production specialist
Which of the following careers typically requires at least a bachelor's degree in telecommunications? - Game designer - Digital audio producer - Video production specialist - Graphic designer
Video production specialist
Which of the following was the most widely used personal computer application until the mid-90s? - United States census - Internet - Word processing - Games
Word processing
How many bits are in a single byte? - four - eight - twelve - sixteen
eight
