Computer Science/IT MCQs
Topic Notes: Computer Science/IT
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
2241
To create a diagram in PowerPoint:
Answer:
Use autoshapes and drawing toolbar
The most fundamental way to create a custom diagram is by using the **AutoShapes** and line tools available on the drawing toolbar. This allows you to place and connect various shapes to build flowcharts, diagrams, and other illustrations.
2242
To make an object on your slide do something when clicked (e.g., go to another slide), you would use:
Answer:
Insert > Action
The **Insert > Action** command is the most comprehensive tool for making an object interactive. It allows you to assign a variety of actions to an object's click or mouse-over, including hyperlinking, running a program, or playing a sound.
2243
To save a PowerPoint presentation, which method would you use?
Answer:
Go to File > Save
The standard method for saving a file is to use the **File > Save** command (or the shortcut Ctrl+S). The save button is typically on the Standard or Quick Access toolbar, not the Formatting toolbar.
2244
Which shortcut toggles the visibility of the alignment guides?
Answer:
Alt + F9
**Alt + F9** is the shortcut to show or hide the movable drawing **guides**. `Shift + F9` is used to show or hide the alignment **grid**.
2245
What happens when you edit an image inserted in PowerPoint?
Answer:
Original image file remains unchanged
When you edit an image within PowerPoint, you are only modifying the copy that is embedded in your presentation. The **original source file** on your computer is not affected.
2246
The slide that introduces your topic and sets the stage at the start of a presentation is the:
Answer:
Title slide
The **Title slide** is the opening slide, designed to present the title of your talk and introduce the speaker, setting the tone for the entire presentation.
2247
To jump a few slides back during presentation, you can:
Answer:
All of the above
All these methods can work. **Right-clicking** is often the most elegant, while pressing **Backspace** can work for one or two slides. **Exiting and restarting** is a last resort but is also possible.
2248
To add a row to the middle of an existing table, you should:
Answer:
Right-click in a cell and choose Insert > Insert Row Above/Below
The most direct method is to right-click anywhere in the row where you want to add a new one. The context menu will provide options to **Insert Row Above** or **Insert Row Below** that position.
2249
How do you apply bold formatting to selected text?
Answer:
Ctrl + B
To quickly make selected text **bold**, you can press **Ctrl + B**. Similarly, `Ctrl + I` is used for italics and `Ctrl + U` is for underline.
2250
What does the "Grayscale" view mode do?
Answer:
It shows a preview of how the slides will look when printed on a black-and-white printer
The **Grayscale** view mode is a preview tool. It allows you to see how your color slides will be interpreted and printed in shades of gray, helping you to ensure they remain clear and readable.