Computer Operations Unit 4

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Questions and Answers

What happens when you press the Power button of the computer?

The computer starts the operating system
The lights on the keyboard blink and you may hear a beep sound (correct)
The desktop appears on the screen
The computer shuts down

What is the purpose of the POST?

To start the operating system
To install the operating system
To determine if the computer hardware is working correctly (correct)
To shut down the computer

What is the name of the chip that contains the instructions for booting the operating system?

RAM
CPU
BIOS (correct)
Hard Drive

What is the name of the screen that appears after the operating system starts?

Desktop (C) Signup and view all the answers

What should you do before shutting down the computer?

Save and close all files and applications (D) Signup and view all the answers

What happens when you choose the Sleep option?

The computer starts up faster when you turn it back on (B) Signup and view all the answers

What is the result of not closing files before shutting down the computer?

The files and operating system get corrupted (B) Signup and view all the answers

What is the purpose of shutting down the computer?

To turn off the computer completely (A) Signup and view all the answers

What step should you take first to create a new file?

Right-click anywhere in the blank area of the right-column. (A) Signup and view all the answers

What happens when you press the Caps Lock key?

All the letters you type will appear in uppercase. (C) Signup and view all the answers

What is the function of the Delete key?

It is used to delete the character to the right of the cursor. (C) Signup and view all the answers

What is the most common type of keyboard used today?

QWERTY keyboard (D) Signup and view all the answers

What is the function of the Alt key?

It is used in combination with other keys to perform certain actions. (B) Signup and view all the answers

What happens when you press the Backspace key?

The character to the left of the cursor is deleted. (B) Signup and view all the answers

Where is the Caps Lock key located on the keyboard?

On the left side of the space bar key. (A) Signup and view all the answers

What do you call the first six letters on the QWERTY keyboard layout?

QWERTY (B) Signup and view all the answers

What happens when you press the Print Screen key?

The current screen image is sent to the computer clipboard (C) Signup and view all the answers

What is the purpose of the mouse pointer?

To point and select objects on the screen (D) Signup and view all the answers

What is the result of double-clicking the left mouse button?

Opening a program, a file, or a folder (A) Signup and view all the answers

What is the purpose of the right-click mouse action?

To show a list of commands (A) Signup and view all the answers

What do you do to move an icon from one position to another?

Drag and drop the icon to the new position (A) Signup and view all the answers

What happens when you double-click on the Computer icon on the Desktop?

A window showing the Hard Disk partitions and Removable Drive appears on the screen (B) Signup and view all the answers

What is the purpose of the Drag and Drop action?

To move an item from one position to another (C) Signup and view all the answers

What do you do to select an item on the computer monitor?

Click on the item once and release it (B) Signup and view all the answers

What is the function of double-clicking an icon in Windows?

To open the folder or file (A) Signup and view all the answers

What is the purpose of creating folders?

To organize files in a structured manner (D) Signup and view all the answers

What is the default program used to open a Text Document in Windows?

Notepad (B) Signup and view all the answers

What is the shortcut key to save a file in Windows?

Ctrl + S (D) Signup and view all the answers

What type of disk drive is a CD?

Removable disk drive (A) Signup and view all the answers

What is the name of the folder created on the desktop in the example?

MyPracticalFile (C) Signup and view all the answers

What is the purpose of the Start button on the Taskbar?

To open the Start menu and access programs and features (D) Signup and view all the answers

What is the function of the Search Box in the Start menu?

To search a file or folder or run executable files (B) Signup and view all the answers

What is the purpose of the Taskbar?

To display the icons of active applications and shortcuts (B) Signup and view all the answers

What can be done using the Control Panel?

Change various settings (A) Signup and view all the answers

What is the function of the 'All Programs' option in the Start menu?

To provide access to all the installed programs and applications (C) Signup and view all the answers

What can be done using the 'Shut Down' option in the Start menu?

Turn off the computer (D) Signup and view all the answers

What is displayed on the right side of the Taskbar?

Notification Area and Date/Time icon (B) Signup and view all the answers

What is the purpose of the 'Empty Recycle Bin' option?

To delete files permanently (D) Signup and view all the answers

Study Notes

Starting and Shutting Down a Computer

A computer needs to be properly started and shut down to avoid file corruption and damage to the operating system.
To start a computer:
- Press the Power button
- The Power-on-self test (POST) sequence runs, checking hardware components like keyboard, RAM, and disk drives
- The operating system (e.g., Windows 7) boots up, and the desktop appears
To shut down a computer:
- Save and close all files and applications
- Click the Start button and select Shut Down, or choose Sleep or Hibernate options
- The Taskbar displays icons for active applications and shortcuts

Taskbar Components

Start button: opens the Start menu, providing access to programs and features
Notification Area: displays icons for active applications and system notifications
Date/Time icon: shows the current date and time

Keyboard Operations

Keyboard types include QWERTY, which gets its name from the first six letters on the keyboard (Q, W, E, R, T, and Y)
Special keys on the keyboard:
- Backspace: erases the character to the left of the cursor
- Delete: deletes the character to the right of the cursor
- Caps Lock: toggles between uppercase and lowercase typing
- Alt: used in combination with other keys to perform actions
- Print Screen: captures the current screen image and sends it to the computer clipboard

Mouse Actions

Mouse actions:
- Click: selects an item on the screen
- Double-click: opens a program, file, or folder
- Right-click: displays a list of commands
- Drag and drop: moves an item from one position to another

Desktop Operations

Moving an icon on the desktop:
- Place the mouse pointer on the icon
- Press and hold the mouse button
- Drag the icon to the new position
- Release the mouse button
Using the Computer icon on the desktop:
- Double-click the Computer icon to view hard disk partitions and removable disk drives
- Double-click an item to view its contents

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Description

Learn how to properly start and shut down a computer, including steps to prevent file corruption and operating system damage.