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While naming a file on the computer, if we press the key corresponding to letter A on the keyboard, what process is carried out inside the CPU to display the letter on the screen?

'A' is converted to its ASCII binary code and stored in the memory unit. Then it is converted back to 'A' for display.

Which type of a computer can be assembled using a monitor, a keyboard, a CPU, speakers, a printer and a mouse?

A desktop computer

Martha has been appointed as the Data Security Manager of her organization. The company wants her to have a customized app created that can be used to remove viruses from the infected systems without connecting to the network. What type of app should she focus on getting developed?

A device management portable app

How is a program window different from a folder window?

A program window displays a running program and a folder window displays contents of a drive, folder, or device.

While working on a computer in the computer lab at school, a message popped up saying a new version of Java was ready to be installed. Trying to be helpful, Tomas clicked the Download Now button. What most likely happened next?

An error warning came on, because he is not the administrator of the account.

For an interview, Sean needs to familiarize himself with database software but cannot afford to purchase any software. Which of these app suites should he download?

Apache OpenOffice

When Jack takes a class, he saves all his work for that class with the name of the course. What is most likely happening to his saved files?

Because he is using the same name, each time he saves he is overwriting his previous work.

Which of these is an optical medium of storage?

Blu-ray discs

What determines the speed at which data travels?

Bus width

Patricia has started a new interior designing business. Her top five tasks are creating designs, sharing them with her team and potential clients, making presentations for potential clients, sending and receiving payments, and carrying out marketing on social media. Which of the following sets of apps should she use?

Canva, Dropbox, PayPal, GoogleDocs, Instagram, Facebook

Lauren is preparing a presentation for her class. She wants to make the slides and their objects appear and disappear to make it more interesting. What should she do?

Choose specific transition effects and animations to allocate the kind of transition and time to each slide and object.

Pierre has entered marks obtained by the students in all the classes he teaches in a spreadsheet. Now he wants to highlight some data according to his specifications. Which spreadsheet feature should he use?

Conditional formatting

What are the two important components of CPU that help in processing the input into output?

Control Unit and Arithmetic Logic Unit

When Florence joins her father's construction business, she realizes all the transactions are still done and maintained on paper. What should she do to establish a system where any data can be looked up immediately and transparency can be maintained?

Create a database of company projects, customers and vendors.

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?

Create trendlines

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

In which of the following storage device(s) does memory need to be constantly recharged to retain the contents?

Dynamic RAM (DRAM)

What is the correct sequence of processing instructions in a machine cycle?

Fetch -> decode -> execute -> store

During which step of the boot process does the computer or device load the operating system files into RAM?

Fourth step

An organization has its employees working from home. Which of the following productivity apps should the employees use so they are able to collaborate easily with each other?

G Suite

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

Jack needs a convenient way to browse the Internet, read emails, and store basic data when he travels. Which of the following would be the best option for him?

He should make sure to bring a tablet.

Why is the date a file was modified useful?

It identifies the most recent version.

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.

Paul has opened a bespoke tailoring shop. He wants to keep a database of all his customers, send e-mails when garments are ready, create designs, and maintain financial records using software. Which productivity suites should he consider?

OpenOffice, G suite

Which of the following may cause your computer to slow down?

Paging

What printer is commonly used to produce high-quality professional drawings such as architectural blueprints?

Plotter

Dharma closes open windows, then opens a new window to do work, then closes it and reopens the first window to do more work. After watching him for a while, you explain that he can rearrange his windows and not close and then reopen them each time. Which of the following are the correct instructions to give Dharma?

Point to its title bar, then drag the window to its new location. If you drag it to the left or right side of the screen, it will snap to fill that half and then make the other windows thumbnails.

Which of these is not an input device?

Printer

What concerns are there about open source programs?

Programmers will add malicious code to damage a user's system.

When you ask Siri or Cortana a question, how will you know if the operating system is working?

Since the operating system is what you interact with to get help, by asking them a question, when the answer is supplied, you know the operating system is working.

Rohan has to create a presentation out of his thesis summary. He expects the presentation to have at least 50 slides. Which of the following parts of the presentation should he design first?

Slide master

What performance specification does 2 GHz refer to?

Speed at which the processor executes instructions

What is the first step in the boot process?

The computer or device receives power from the power supply or battery and send it to the circuitry.

Kumar was working on his term paper and had not saved his work before the battery died on his laptop. He panics because the paper is due in less than hour and he does not have time to retype it. He calls you, his classmate, in a panic. What would be the best advice to give Kumar?

The computer stored the file in RAM, so if he charges his laptop his paper should be fine.

Which part of the operating system enables you to interact with the device?

The graphical user interface

You are describing the boot process to a friend and get to the step where the device loads the operating files into RAM, including the kernel. Your friend starts to laugh because she was not aware that there were kernels in her computer. What do you tell her?

The kernel is the core of an operating system that manages memory, runs programs, and assigns resources.

Where are frequently used apps pinned for easy access?

To the taskbar

Which property is assigned to a file by the operating system?

Type

Describe how a user can interact with a computer so it does what they want.

Use a menu.

How can you check data on devices connected through IoT network?

Use a tablet

Shania has started a new job as an app developer. Her first task was to make an old app designed for Android available on other platforms. Which of the following would make her job easiest and fastest?

Use cross-platform tools to write code that will translate the existing Android app code into different native formats.

Sammy created a new logo for his client to be used on the company website as well as office stationary. However, it became an almost invisible blur when it was enlarged to use on a billboard ad. Now Sammy needs to redo the logo. What should he do to avoid this in future?

Use vector images because they retain their clarity even when enlarged or shrunk.

Debra launched her start-up in 2016. After 2 continuous years of losses, she needs to now downsize. She has salary details of all employees in a spreadsheet report. Which of the following features should she use to decide how many people to layoff, and who?

What-if analysis

Lauren wants to be a blogger but uses a Chromebook for writing posts and uploading them to the website. If she has an Internet connection, what software can help her do her work?

Zoho writer

A(n) _____ contains the instructions your computer or device needs to run programs and apps.

executable file

If you have a file that has billions of bytes of data, then it would be measured in _____.

gigabytes

When you want to add information to a document, what role does your operating system play?

saves your unsaved work to temporary storage

A file manager is used for all of the following except ____.

to name files and folders

Which of the following statements is true about the Clipboard?

It is temporary storage that holds a selection until you paste it into a document or folder.

What happens if you try to save a file with the same name into the same folder?

It will overwrite it unless you add a number, date, or initials to differentiate the files.

Dion's mother called and said that her computer would not run Microsoft Word anymore. Which of the following best explains why her computer would not be running Microsoft Word anymore?

There's a problem with operating system, which manages the complete operation of the computer and lets you interact with it, so when his mother wanted to run Microsoft Word, it would have started the program.


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