Exam 1
Which of these hardware components can you use to store videos?: Hard drive
A hard drive is a common form of storage that stores data magnetically or in solid state storage.
Alex needs to email his graduation certificate to a prospective employer. He has only physical copies of the certificate. What device could he use to create an electronic copy of the certificate? scanner
A scanner converts an existing paper image into an electronic file.
Anusha wants to use her computer, rather than handwriting the information on her notepad, to analyze her monthly expenses to make the job easier. Which of the following apps should she use?
A spreadsheet app to keep a record of her expenses, sort data, and make calculations
What would you need to install if you have an app that is incompatible with your current operating system?: A virtual machine
A virtual machine enables a computer or device to run another operating system in addition to the one installed.
What device do e-learning applications usually use to help users with visual impairment read digital content?: Voice synthesizer
A voice synthesizer converts text to speech.
All-in-one computers are easier to service and upgrade but occupy more space than desktop computers.: False
An all-in-one computer occupies less space and is difficult to service and upgrade because the components are housed in a very limited space.
LensForAll is a company that sells affordable contact lenses on its website. The CEO of the company realizes that an app must be developed that would allow customers to virtually try on colored lenses to find out what best suits them. Which of these features should the app have It should have responsive design so that it is easy to use on mobile devices.
An app designed to give its users great experience on all devices should be available as both native and mobile apps, with a responsive design.
Before you can open and edit a compressed file, you need to zip it.: False
Before you can open and edit a compressed file, you need to extract or uncompress it.
Big data is processed using relational databases .false
Big data is a large collection of data, usually unstructured, which cannot be processed using relational database model.
What happens when you delete a folder? It goes the Recycle Bin or Trash folder.
Deleting a folder moves it to the Recycle Bin or Trash folder, where you permanently delete it or restore it to its original location if you change your mind.
Which of the following devices is the easiest to upgrade, such as by adding RAM?: Desktop computers
Desktop computers consist of multiple separate components and hence not easy to move from place to place.
Which of the following is NOT an e-commerce transaction? Sophia hires a neighborhood plumber to fix a leaking faucet and pays him after the repairs are complete.
E-commerce refers to business transactions on an electronic network such as the Internet. The first three transactions involve an e-commerce website, and are e-commerce transactions. The last transaction involves direct payment and, therefore, is NOT an e-commerce transaction.
What is the recommended solution if a computer performs slowly?: Install additional RAM.
Freeing up disk space and increasing RAM capacity improves a computer's performance.
You and your friend both send documents to the printer, but the printer can only print one document at a time. What does it do with the other document?: It places the document in a buffer.
If a computer or device is slow in accepting or providing input or output, the operating system uses buffers.
Raina is putting finishing touches on her Ph.D. thesis report. She feels she should emphasize the keywords throughout the thesis. How can she do this in the word processor she is using? Change font size, style, and color of the keywords.
Important information in a document can be highlighted using text formatting options.
It is advised to fully charge the battery of a laptop before using it for the first time.: true
It is best practice to fully charge the battery of a laptop for its better functioning.
Rocco runs a software firm that creates database management systems for other businesses. How can he ensure that his employees' computers remain protected from viruses and other malware?: He should have periodic anti-virus scanning and software upgraded on all computers.
It is important to have up-to-date antivirus and other software installed, and the system periodically scanned to ensure virus and malware do not infect it.
Patricia has started a new interior design business, and wants to store designs in the cloud so her clients can review them. Which of the following apps should she use for cloud storage? drop box
Many apps are available to do individual tasks. However, the apps that Patricia needs to use are a banking and payment app, a cloud storage app, a productivity app, a photo editing app, and a social media app.
Which type of website would allow Evan, an avid traveler, to share photos and videos with his friends?: A social networking website
Online social networks or social media sites allow members to share their photos and stories with other registered users.
Which of these is an optical medium of storage?: Blu-ray disc
Optical media include CDs, DVDs, and Blu-ray discs.
Which of the following is NOT likely to be found on a webpage? A formatting toolbar
Parts of a webpage include logo, header, navigation bar, sidebar, body, and footer.
If you delete a shortcut from your desktop, have you also deleted the original file? No, because a shortcut does not place the actual file, folder, or app on the desktop.
Shortcuts do not place the actual file, folder, or app on the desktop; it still remains in the location where it is saved on your computer. A shortcut merely allows you to access the object from the desktop without going through a file manager or a program menu.
Rohan is creating a presentation with at least 50 slides. He wants the slides to use a consistent layout and formatting. Which of the following parts of the presentation should he design first? Slide master
Slide master is the overall template for the presentation. It should be designed first so that all the desired elements like header, footer, slide number, and font style are present in all the slides.
A CPU converts the data entered through the keyboard into output displayed on the monitor.: True
The Central Processing Unit processes the input data into a meaningful output data.
Which property is assigned to a file by the operating system?: type
The operating system assigns some properties, such as type or format, and updates other properties, such as date, size, and location.
What determines the speed at which data travels?: Bus width
The wider the bus, the more data that can travel.
Sean works for an organization that offers SaaS to a chain of boutiques. By getting data from the database, he has to prepare a list of instances when the billing transaction failed. Which of the following tasks does he need to do to prepare the report?: database
To create a report, Sean must: specify format and layout of the report, identify data to be included based on specified criteria, and run the report to populate it with data from the database.
Fiona is responsible for presenting data at the monthly team meeting so that it can be understood at a glance and is visually appealing way. The data is available in spreadsheet. Which of the following can Fiona do? sparklines
Trendlines, also known as sparklines, are charts that simply and visually summarize changes in values over time with small graphs that appear in cells of the worksheet.
The Unicode coding scheme supports a variety of characters including those for Chinese, Japanese, and Arabic languages.: True
Unicode is a 16-bit coding scheme to support larger variety of symbols and characters.
Which of the following is a web app?: Google Docs
Web apps run entirely in a browser. The apps reside on servers. Web apps are software used to perform a specific task.
What does the operating system do if you try to save a file with the same name into the same folder? It overwrites the original file unless you add a number, date, or initials to differentiate the files.
While you can have many files on your computer or device with the same name of the same type, each folder can only include one file with the same name of the same type. To differentiate a version of a file without overwriting the original, you could add additional characters, such as numbers, the date, or initials.
Simon has difficulty pressing and holding more than one key at a time, such as CTRL+ALT+DEL. What setting can he change to make this task easier?: Enable sticky keys.
You can adjust the keyboard setting to change the commands associated with certain keys, and other modifications, including creating new keyboard shortcuts to commands or enabling sticky keys, which allow you to press keyboard shortcuts one key at a time instead of simultaneously.
Lauren wants to write short articles and post them online. If she has an Internet connection, what software can help her do her work? Zoho writer
Zoho writer is an online word processing app that can also upload to WordPress directly.
Which of the following operating systems includes a virtual assistant?
macOS
A specialty search engine lets you search online information sources that general search engines do not always access.: true
only Google Scholar is a specialty search engine.
What type of hard drive has no moving parts, making it fast and durable?
solid and state drive
When Alice turned on her laptop this morning, the screen displayed only colorful horizontal lines. Which of the following is most likely to have a problem?
video card
Charley likes to have everything organized and she is bothered by the long list of documents on her flash drive. She wants to create folders by semester, then by course. How can you help her?: Show her how to use File Manager.
A file manager can be used to reorder, move, or navigate between folders. When you open the file manager, you have access to frequently or recently opened files and folders, favorite files and folders, and the main folders on your computer or device.
Which of the following is a game controller that is held with both hands and used to control movement of on-screen objects by pressing buttons and moving hardware components?: Gamepad
A joystick does not have a button to press; it only has a stick to control the directions. A gamepad can have both stick and buttons as a game controller. Digital pen and stylus are pen type input devices and not game controllers.
A joystick is a pen-type input device used to draw and tap icons.: False
A joystick is a type of game controller that controls the actions of a simulated player. A stylus is a pen-shaped device to carry out tasks like drawing and tapping on icons.
What could cause an external drive, like a USB flash drive, to not be recognized when plugged into a computer?: A faulty port
A port is the slot through which a USB Flash drive is connected to a computer. Often, devices are not recognized when plugged in if it is faulty.
A _____ is a named collection of formats you apply to text in a word processing document. style
A wireless remote control can be used to advance slides from anywhere without having to stand near the podium computer to do so.
Samantha plans to self-publish her book on her website. Which of the following apps should she use to design the cover? graphics app
A word processor app is needed to write the book, and a graphics app is needed to design the book cover.
A(n) _____ contains the instructions your computer or device needs to run programs and apps. executable file
An executable file contains the instructions your computer or device needs to run programs and apps.
Each slide in a presentation has a layout that includes placeholders for certain types of content .true
Embedded objects like menu commands and content placeholders can be added to presentation slides.
Samir has saved a file named Project.docx in various locations on his hard drive and needs to work with the most recent version. What file property should he examine to find the most recent version of Project.docx? Date Modified
Every file has properties such as its name, type, location, and size. File properties also include the dates when the file was created, modified, and last accessed. The modified date is useful to identify the most recent version.
Martha has been appointed as the Data Security Manager of her organization. The company wants her to develop a customized app to remove viruses from the infected systems without connecting to the network. What type of app should she focus on developing? portable app
Martha needs to develop an anti-virus app, which is a device management app. The app should be kept on a portable device so that it can be connected to the infected system when required.
Which of the following types of RAM needs to be constantly recharged to retain the contents?:Dynamic RAM (DRAM)
Memory needs to be constantly recharged or contents get erased in DRAM.
Dharma opens one window, does a little work, closes the window, and then opens a new one. Instead of opening and closing windows, what can Dharma do to work more efficiently? Click the Minimize button to reduce the window to an icon on the taskbar, and then click the taskbar icon to redisplay the window.
Minimizing windows and clicking on the taskbar icon is more efficient than closing them.
News360 is a search engine because it gathers, organizes, and then distributes web content. true
News360 is a content aggregator website. These websites gather, organize, and then distribute web content.
What is the most common type of volatile memory?: random access memory (RAM)
The operating system is the essential software or app on your computer or device. Operating systems process data, manage memory, control hardware, and provide a user interface. You interact with the operating system to start programs, manage files, get help, customize the user interface, and work with hardware.
An operating system is also called a(n) _____.: platform
The operating system manages the complete operation of the computer and lets you interact with it. The operating system starts the word processing program and provides the tools for you to open the document file.
Rafael has to type a report about a class trip to the museum. Which of the following apps should he use to write the report?: Word processor
Word processing software is used to create documents and reports.
Remus is an art student who wants to start creating digital artwork on his computer. He wants to be able to create images that retain their quality in all sizes. Which type of app should he use? Drawing app
Drawing apps let you create vector graphics that can be modified and resized without losing on image quality.
If you copy a drawing from the Internet and use it in a report, you might be violating the artist's _____.: intellectual property rights
In this case, recognizing the photographer's intellectual property rights involves acquiring the author's permission, preserving the author's approval, and crediting the author in the report.
Jim wants to develop an app for a specific purpose that would run even when his computer is not connected to the Internet. What type of app should he develop? Native app
Native apps can run even when the system is not connected to the Internet. The data is synchronized when the system gets connected to the Internet the next time.
EasyMart (EM) has a physical store and an online shopping site and is coming up with deals on retail products for the week of Christmas. As a marketing consultant at EM, which of the following tactics would you recommend to achieve the highest sales?: Issue digital coupons for discounts on all products
Redemption rates are reported to be highest with digital coupons as they are convenient to redeem. This would encourage higher sales.
What concerns are there about open source programs?: Programmers will add malicious code to damage a user's system.
Some have concerns about open source code that unscrupulous programmers will add malicious code which will damage a user's system or be used to gather data without the user's knowledge.
Dominic lists his camera for sale on an online auction site. Chloe is the highest bidder and purchases the camera. How does the auction site earn its revenue through the transaction?: Dominic pays a small fee to the auction site.
The auction site connects the seller to the buyer. The seller pays a small fee to the auction site if he or she sells an item.
Keith is researching a controversial topic and wants to use a website he found as an information source. Which of the following is a sign that the website is not a worthwhile resource?
The author uses emotional language to express a single point of view.
Samantha has a file named vacation.jpg. What type of file is it? graphics file
The file format determines the type or types of programs and apps that you can use to open and display or work with a file. Some files can be opened only in the program or app in which they were created.
When does the boot process start?: when you turn on your computer
The first step in the boot process is the computer or device receives power from the power supply or battery and sends it to the circuitry.
Sophia is putting together a training manual for her new batch of employees. Which of the following features can she use to add a document title at the top of each page? Header and Footer
The header displays the same information at the top of each page of the document
Steve has built an online shopping website and he would like to increase his website ranking in the search results. You are his consultant. Which of the following would you recommend for him to help achieve his goal?: Link his website to other popular websites
The ranking of a website improves when more websites link to it. Therefore, if Steve links his shopping site with other popular sites, his site's ranking on the search results is likely to improve.
_____ is a nonprofit organization that helps content creators keep copyright to their materials while allowing others to use, copy, or distribute their work.: Creative Commons
Using images that are either labeled for reuse or available on platforms such as Creative Commons, which allow the option of free sharing of creative content, are two ways of avoiding copyright violations.
What should you do if a headset plugged into your computer is not working properly? Update the device driver.
We should always use a trusted source like the OS or the manufacturer's website to update the device drivers.
Andrew's company uses a special email program for communicating within the organization. What should the company do to ensure that its employees are able to access the inbox even when they are away from office? Make the program available as a web app.
Web apps run in browsers and their files are stored on the cloud. Users can access them from anywhere on any device that has a web browser.
Debra tracks her business finances in a spreadsheet. She wants to figure out how much she could increase profits if she raises prices on some products. What feature should she use to find the answer? What-if analysis
What-if analysis is used to test multiple scenarios by temporarily changing one or more data in the spreadsheet.
Ms. Lawson, a primary school teacher, told her students that a photograph of the president is in the public domain. What does she mean by this? the photo is free of copyrights
When a photo is said to be in the public domain, it means that the item is available and accessible to the public without requiring permission to use; therefore, it is not subject to copyright.
Jennifer turns on her laptop and hears a series of beeps. What do they probably indicate?: internal hardware problem
When computers run low on available hard drive space, performance can quickly deteriorate.
Cloud storage refers to the storage of data on ______.: a server on the Internet
When one uses a web app, the data is stored on the Internet server on which the web app resides, or "in the cloud." This practice is known as "Cloud storage."
Rob is planning his housewarming party. He wants to design an invitation and personalize it for each invitee. He needs to create a list of invitees, design the card, and personalize the card. How should he complete the tasks? Use a word processor for step 1, graphics software for step 2, and a mail merge for step 3.
When using mail merge, the document to be personalized must be prepared before the actual merging can happen.
When you want to add information to a document, what role does your operating system play? saves your unsaved work to temporary storage
When you want to add information to a document, the operating system role is to manage the memory so the computer can run and save your unsaved work to temporary storage.
