1.
Computers that lay flat on the desk are considered?
Correct Answer
B. Desktops
Explanation
Computers that lay flat on the desk are considered desktops. Desktop computers are designed to be placed on a desk or table and typically consist of a separate monitor, keyboard, and mouse. They are not as portable as laptops and are usually more powerful and have more storage capacity. Towers are a type of desktop computer that stands upright, while laptops are portable computers that can be used on the go. "Flattops" is not a commonly used term to describe computers.
2.
Which of these computer components are considered input devices?
Correct Answer
E. Both A & B
Explanation
Both the keyboard and mouse are considered input devices because they allow the user to input data or commands into the computer. The keyboard allows the user to type letters, numbers, and other characters, while the mouse allows the user to move the cursor on the screen and select objects by clicking. The printer and monitor, on the other hand, are output devices as they display or produce information generated by the computer.
3.
Scanners are considered an input device?
Correct Answer
A. True
Explanation
Scanners are considered an input device because they are used to convert physical documents or images into digital format, which can then be processed and stored by a computer. Scanners capture the information optically and transfer it to the computer, making them a crucial tool for inputting physical data into a digital system.
4.
How are monitors measured?
Correct Answer
D. Diagonally
Explanation
Monitors are measured diagonally because the diagonal measurement provides a more accurate representation of the screen size. This measurement includes the entire viewing area of the monitor, from one corner to the opposite corner, which takes into account the width and height of the screen. Horizontal and vertical measurements alone would not accurately reflect the size of the monitor, as they would only consider one dimension. Therefore, the diagonal measurement is the standard method used to measure monitors.
5.
An MP3/IPod would be considered what kind of device?
Correct Answer
D. Both A & B
Explanation
An MP3/iPod would be considered both a hardware device (A) and a software device (B). It is a hardware device because it is a physical device that can be held and used to store and play music. It is also a software device because it requires software to operate and manage the music files stored on it. Therefore, the correct answer is "Both A & B".
6.
A DVD can hold less information than a CD.
Correct Answer
B. False
Explanation
A DVD can hold more information than a CD. This is because DVDs have a higher storage capacity compared to CDs. DVDs can hold up to 4.7GB or 8.5GB of data, while CDs typically have a maximum capacity of 700MB. Therefore, the statement that a DVD can hold less information than a CD is incorrect.
7.
The computer component that allows you to connect to the internet?
Correct Answer
D. Modem
Explanation
A modem is the computer component that allows you to connect to the internet. It is responsible for modulating and demodulating the digital signals from your computer into analog signals that can be transmitted over telephone lines or cable lines. The modem then demodulates the analog signals received from the internet service provider back into digital signals that your computer can understand. It acts as a bridge between your computer and the internet, enabling data transmission and internet connectivity.
8.
If you were going to add a joystick to your computer you could plug it into a __________?
Correct Answer
C. Port
Explanation
A joystick can be plugged into a port on a computer. A port is a physical interface on a computer that allows external devices to be connected. This can include USB ports, serial ports, or game ports, depending on the type of joystick being used. Plugging the joystick into a port allows the computer to recognize and communicate with the joystick, enabling the user to control the computer using the joystick's input.
9.
Memory that forgets everthing when it's turned off?
Correct Answer
B. RAM
Explanation
RAM, or Random Access Memory, is a type of computer memory that is volatile, meaning it loses all stored information when the power is turned off. Unlike ROM (Read-Only Memory), which retains data even when powered off, RAM is used for temporary storage of data that the computer needs to access quickly while it is running. Once the computer is shut down, the contents of RAM are erased, making it the memory that forgets everything when it's turned off.
10.
Another name for the CPU is?
Correct Answer
B. Brain of the computer
Explanation
The CPU, or Central Processing Unit, is often referred to as the "brain" of the computer. This is because it is responsible for executing instructions, performing calculations, and managing data processing. Similar to how the brain is the central control unit of the human body, the CPU is the central control unit of a computer system. It carries out all the essential tasks required for the computer to function properly.
11.
The mother board's job is to _______________.
Correct Answer
A. Hold all the circuits and components together
Explanation
The motherboard is responsible for holding all the circuits and components together in a computer system. It provides a platform for all the hardware components to connect and interact with each other. Without the motherboard, the various components of a computer would not be able to function together as a cohesive unit.
12.
ROM is temporary memory.
Correct Answer
B. False
Explanation
The given statement that "ROM is temporary memory" is incorrect. ROM stands for Read-Only Memory, which is a type of non-volatile memory. Unlike temporary memory (such as RAM), the data stored in ROM is permanent and cannot be easily modified or erased. ROM is used to store firmware and software instructions that are essential for the functioning of electronic devices, even when power is turned off. Therefore, ROM is not temporary memory but rather permanent memory.
13.
When you save information directly to your computer you are saving to your ___________?
Correct Answer
B. Hard Drive
Explanation
When you save information directly to your computer, you are saving it to your hard drive. The hard drive is a non-volatile storage device that stores and retrieves digital information. It is the primary storage device in a computer system and is used to store the operating system, software applications, and user data. Unlike temporary storage devices like CD drives or DVD drives, the hard drive provides a more permanent and reliable storage solution for long-term data storage. The CPU (Central Processing Unit) is responsible for executing instructions and performing calculations, but it does not directly store information.
14.
The component that allows you to display graphics on the computer.
Correct Answer
A. Video Card
Explanation
The video card is the component responsible for displaying graphics on a computer. It processes and renders images, videos, and animations, and sends them to the monitor for display. The video card contains a GPU (Graphics Processing Unit) that performs complex calculations to create and manipulate graphics. It also has its own dedicated memory to store and access graphical data quickly. Without a video card, a computer would not be able to display any visual content on the screen.
15.
In order to make a capital letter "A" you would need to strike the letter "a" and the?
Correct Answer
B. Left Shift Key
Explanation
In order to make a capital letter "A" on a standard QWERTY keyboard, you would need to strike the letter "a" key and the Left Shift Key simultaneously. Pressing the Left Shift Key while typing a letter key will result in the corresponding capital letter.
16.
Which one of these devices would be best to save a movie?
Correct Answer
D. DVD
Explanation
A DVD would be the best device to save a movie because it has a larger storage capacity compared to a CD, floppy disk, or flash drive. DVDs can typically hold up to 4.7GB or 9GB of data, which is sufficient to store a full-length movie. CDs have a smaller storage capacity and may not be able to accommodate a movie file. Floppy disks have even smaller storage capacity and are outdated. Flash drives can hold a large amount of data, but DVDs are more commonly used for storing movies due to their compatibility with DVD players and ease of distribution.
17.
DVD's can hold approximaetly how much more information than a CD?
Correct Answer
C. 7 times
Explanation
DVDs can hold approximately 7 times more information than a CD. This is because DVDs have a higher storage capacity due to their physical design and technology. DVDs use smaller pits and a shorter wavelength laser, allowing them to store more data compared to CDs. Therefore, DVDs can store more videos, audio, and other digital content, making them a preferred choice for larger files and longer durations of media playback.
18.
Since hard drives are created using electricity and magnetism, it's okay to place a magnet near it?
Correct Answer
B. False
Explanation
Placing a magnet near a hard drive is not okay because hard drives store data magnetically. A strong magnet can disrupt the magnetic fields and cause the data to become corrupted or erased. Therefore, it is important to keep magnets away from hard drives to ensure their proper functioning and data integrity.
19.
Is it safe to share personal information about yourself on the Internet?
Correct Answer
B. No
Explanation
Sharing personal information about oneself on the Internet is not safe. The Internet is a vast and public platform where information can easily be accessed and misused by malicious individuals. Personal information such as full name, address, phone number, or financial details can be used for identity theft, fraud, or other harmful activities. It is essential to prioritize privacy and security by being cautious about what information is shared online and with whom.
20.
Which one of these components are not considered hardware?
Correct Answer
D. Microsoft Word
Explanation
Microsoft Word is a software application, not a hardware component. Hardware refers to the physical devices that make up a computer system, such as the monitor, printer, and scanner. Microsoft Word is a word processing software that runs on the computer system but is not a physical component itself.
21.
While here at school we save our information to the H:drive. The H:drive is considered the __________.
Correct Answer
A. Network drive
Explanation
The H:drive is considered the network drive because it is a storage location that is accessible to multiple computers on a network. It allows users to save and access their files from different devices connected to the network, such as computers, laptops, or servers. Unlike a hard drive, which is a physical storage device within a computer, or a flash drive, which is a portable storage device, a network drive provides centralized storage and facilitates file sharing among users on the network.
22.
Which saving device allows you to save directly to the computer?
Correct Answer
D. Hard Drive
Explanation
A hard drive is a saving device that allows you to save directly to the computer. Unlike DVDs, CDs, and floppy disks, which are external storage devices that need to be connected to the computer, a hard drive is an internal storage device that is directly connected to the computer's motherboard. It provides a large amount of storage space and allows for quick and easy access to saved files.
23.
An example(s) of programming language would be?
Correct Answer
E. All of the above
Explanation
All of the options mentioned (C++, BASIC, Javascript, and HTML) are examples of programming languages. C++ is a general-purpose programming language used for system and application software development. BASIC is a beginner-friendly language often used for educational purposes. Javascript is a scripting language used for web development, while HTML is a markup language used for creating web pages. Hence, all of these options can be considered as examples of programming languages.
24.
The operating system ____________________.
Correct Answer
D. Both A & C
Explanation
The operating system is responsible for controlling how the CPU communicates with other hardware and software components, as well as making computers user-friendly. It acts as an intermediary between the hardware and software, allowing them to interact efficiently. Additionally, it provides a user interface that enables users to interact with the computer easily and intuitively. Therefore, the correct answer is both A & C.
25.
The graphics located on the desktop that represent computer programs?
Correct Answer
A. Icons
Explanation
Icons are small graphic symbols or images that are used to represent computer programs or files on the desktop. They provide a visual representation of the program or file and make it easier for users to identify and access them. Icons are typically designed to be intuitive and visually appealing, allowing users to quickly locate and open the desired program or file with a simple click. Therefore, icons are the correct answer to the question.
26.
The BIOS is responsible for _______________.
Correct Answer
C. Waking up the computer
Explanation
The BIOS, or Basic Input/Output System, is responsible for waking up the computer. It is a firmware that runs when the computer is powered on and performs a series of checks and configurations to initialize the hardware and software components of the system. This includes powering on the various hardware components, checking their functionality, and loading the operating system into memory. Therefore, the BIOS plays a crucial role in starting up the computer and preparing it for operation.
27.
People who write codes to create programs are known as computer _______________.
Correct Answer
D. Programmers
Explanation
The correct answer is programmers. Programmers are individuals who write codes to create programs. They are skilled in various programming languages and use their expertise to develop software applications, websites, and other digital solutions. They are responsible for translating ideas and requirements into functional code, ensuring the smooth functioning of computer programs.
28.
Situation: You're online and meet someone your age in a chat room. Is it OK to give him/her your address or phone number?
Correct Answer
B. No
Explanation
It is not okay to give your address or phone number to someone you meet online, even if they seem nice. Sharing personal information with strangers can be risky and potentially dangerous. It is important to prioritize your safety and privacy when interacting with people online.
29.
You have a great picture of yourself scoring a goal in soccer, and your online friend would like to see it, should you send it to them?
Correct Answer
B. No
Explanation
It is not advisable to send a picture of yourself scoring a goal in soccer to an online friend. Sharing personal pictures with online friends can be risky as you may not know their true intentions or how they will use the picture. It is important to prioritize your privacy and safety when interacting with people online.
30.
Which of these three computer components are considered input devices?a. Monitor b. Scanner c. Mouse d. Keyboard e. Speakers f. Printer
Correct Answer
D. B, c, d
Explanation
The correct answer is b, c, d. A monitor, speakers, and printer are output devices as they display or produce information. A scanner is an input device as it allows users to input physical documents or images into a computer. A mouse and keyboard are also input devices as they allow users to input commands or data into a computer.
31.
Which of these three computer components are considered output devices?a. Monitor b. Scanner c. Mouse d. Keyboard e. Speakers f. Printer
Correct Answer
E. A, e, f
Explanation
The correct answer is a, e, f. The monitor is considered an output device because it displays information from the computer. Speakers are also output devices because they produce sound output from the computer. Finally, printers are output devices because they produce physical copies of documents or images from the computer.
32.
My parents and I have established rules for when I am on the Internet at home, but I'm at a friend's house. Should I go by my parents' rules or do whatever my friend does?
Correct Answer
D. Use whichever rules are more stringent
Explanation
The correct answer is to use whichever rules are more stringent. This means that if your friend's house has stricter rules for internet usage than your parents' rules, you should follow your friend's rules. It is important to prioritize safety and responsibility when using the internet, regardless of where you are. By following the stricter rules, you can ensure that you are being responsible and respectful of the rules set by either your parents or your friend's parents.
33.
Cyber-bullying would include the following _______________.
Correct Answer
E. All of the above
Explanation
The correct answer is "all of the above". Cyber-bullying refers to the act of using technology, such as the internet or cell phones, to harass, intimidate, or harm others. Posting embarrassing pictures, contacting someone to call them harmful names, cursing at someone while playing an online game, and sending inappropriate emails are all examples of cyber-bullying.
34.
I receive an urgent email from my bank stating there is a problem with my account. They ask for my password and account number so that they can fix the problem. Should I give it to them?
Correct Answer
B. No
Explanation
No, you should not give your password and account number to anyone, even if they claim to be from your bank. Legitimate banks will never ask for sensitive information like passwords and account numbers via email. This is a common phishing scam where scammers try to trick you into revealing your personal information. It is important to always be cautious and verify the authenticity of any request before sharing sensitive information.
35.
When researching on the Internet you should _______________ .
Correct Answer
D. Investigate a few, then compare and contrast to find repeated facts
Explanation
When researching on the Internet, it is important to investigate a few sources and compare and contrast the information found in order to find repeated facts. This approach helps to ensure the reliability and accuracy of the information gathered. Simply relying on the first site listed or randomly picking any source may lead to misinformation or biased information. Additionally, the extension of a website (such as .com) does not guarantee the credibility or quality of the information provided.