Computer Quiz Buzz For Grade: 5
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Questions and Answers
- 1.
Programmable machine in both digital and analog form
- A.
Television
- B.
Radio
- C.
Computer
- D.
None of the above
Correct Answer
C. ComputerExplanation
A computer is a programmable machine that can process and store data. It can perform tasks in both digital and analog forms, depending on the programming and the hardware capabilities. While televisions and radios can receive and transmit signals, they are not typically considered programmable machines. Therefore, the correct answer is computer.Rate this question:
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- 2.
Which type exhibits features of both analog and digital computer
- A.
Analog computers
- B.
Digital computers
- C.
Main frames
- D.
Hybrid computers
Correct Answer
D. Hybrid computersExplanation
Hybrid computers exhibit features of both analog and digital computers. Analog computers are capable of processing continuous data and performing complex mathematical calculations, while digital computers operate using discrete data and perform logical operations. Hybrid computers combine the capabilities of both types, allowing them to process both continuous and discrete data. They are often used in scientific and engineering applications where precise calculations and real-time data processing are required.Rate this question:
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- 3.
Rank the relative size of computer platforms from smallest to largest
- A.
Mainframe, Minicomputer, Personal computer
- B.
Personal computer, Minicomputer, Mainframe
- C.
Minicomputer, Mainframe, Personal computer
- D.
Personal computer, Mainframe, Minicomputer
Correct Answer
B. Personal computer, Minicomputer, MainframeExplanation
The correct answer is "Personal computer, Minicomputer, Mainframe". This is because personal computers are the smallest in size and are designed for individual use. Minicomputers are larger and more powerful than personal computers, typically used by small businesses or departments within larger organizations. Mainframes are the largest computer platforms, capable of handling large-scale data processing and serving multiple users simultaneously.Rate this question:
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- 4.
Mainframe computers are large and require a computer room environment that might included
- A.
Additional cooling
- B.
Raised flooring
- C.
Enhanced electrical system
- D.
All of the above options
Correct Answer
D. All of the above optionsExplanation
Mainframe computers are large and powerful machines that generate a significant amount of heat. Therefore, they require additional cooling systems to prevent overheating and ensure optimal performance. Raised flooring is also necessary to accommodate the extensive cabling and wiring required for these computers. Additionally, an enhanced electrical system is needed to provide the necessary power supply for the mainframe computer and its peripherals. Therefore, all of the above options are required to create a suitable computer room environment for mainframe computers.Rate this question:
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- 5.
Which of the following is not a type of computer on the basis of operation
- A.
Remote
- B.
Hybrid
- C.
Digital
- D.
Analog
Correct Answer
A. RemoteExplanation
The term "remote" does not describe a type of computer on the basis of operation. Remote refers to the ability of a computer to be accessed and controlled from a distance, typically through a network connection. On the other hand, hybrid, digital, and analog are types of computers based on their operation. Hybrid computers combine the features of both analog and digital computers, digital computers process data in discrete numerical form, and analog computers work with continuous physical quantities.Rate this question:
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- 6.
This type of computer is mostly used for automatic operations
- A.
Remote
- B.
Hybrid
- C.
Digital
- D.
Analog
Correct Answer
B. HybridExplanation
A hybrid computer is a type of computer that combines the features of both digital and analog computers. It is mostly used for automatic operations because it can perform both numerical calculations and real-time data processing. The digital component of a hybrid computer allows for precise calculations and complex algorithms, while the analog component enables it to handle continuous data and perform tasks such as monitoring and controlling physical processes. This combination makes hybrid computers suitable for applications that require both numerical analysis and real-time control, such as scientific research, industrial automation, and simulations.Rate this question:
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- 7.
One example of portable computer is __________
Correct Answer
Laptop,notebook,tablets,palmtopsExplanation
The given answer options, including laptop, notebook, tablets, and palmtops, all refer to portable computers. These devices are designed to be easily carried and used on the go, making them convenient for users who need mobility in their computing tasks.Rate this question:
- 8.
Which one of these is used for solving complex applications such as Global Weather Forecasting
- A.
Supercomputer
- B.
Public Computer
- C.
Mobile computer
- D.
Hybrid Computer
Correct Answer
A. SupercomputerExplanation
Supercomputers are specifically designed to handle complex and computationally intensive tasks, making them ideal for solving complex applications such as global weather forecasting. These high-performance machines have immense processing power and can perform trillions of calculations per second. They are capable of handling large amounts of data, running complex simulations, and performing advanced mathematical calculations. Supercomputers are used in various fields, including weather forecasting, climate modeling, scientific research, and simulations. Their ability to process vast amounts of data quickly and accurately makes them invaluable in solving complex problems like global weather forecasting.Rate this question:
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- 9.
The invention of which one gave birth to the much cheaper micro computer
- A.
Mainframes
- B.
Microcomputers
- C.
Microprocessors
- D.
PDAs
Correct Answer
C. MicroprocessorsExplanation
The invention of microprocessors gave birth to much cheaper microcomputers. Microprocessors are integrated circuits that contain the functions of a computer's central processing unit (CPU). Before the invention of microprocessors, computers were large and expensive mainframes. However, with the development of microprocessors, computers became smaller, more affordable, and accessible to the general public. This advancement in technology revolutionized the computer industry and paved the way for the widespread use of personal computers.Rate this question:
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- 10.
They can operate on batteries and hence are very popular with travelers
- A.
Mainframe
- B.
Laptop
- C.
Microprocessor
- D.
Hybrid
Correct Answer
B. LaptopExplanation
Laptops are popular with travelers because they can operate on batteries. This allows users to use their laptops on the go, without the need for a constant power source. Laptops are portable and lightweight, making them convenient for travelers who need to work or stay connected while on the move. Additionally, laptops have become increasingly powerful and versatile, offering a range of features and capabilities that cater to the needs of both business and leisure travelers.Rate this question:
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- 11.
_______computers are lower to Mainframe computers in terms of speed and storage
- A.
Mini
- B.
Super
- C.
Mainframe
- D.
Hybrid
Correct Answer
A. MiniExplanation
Mini computers are lower to Mainframe computers in terms of speed and storage. Mini computers are smaller in size and have less processing power and storage capacity compared to Mainframe computers. Mainframes are designed for handling large-scale and complex tasks, while mini computers are more suitable for smaller-scale operations. Therefore, in terms of speed and storage capabilities, Mainframe computers outperform mini computers.Rate this question:
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- 12.
Which type of the computer is considered as the most expensive and most powerful computer
- A.
Personal computer
- B.
Super computer
- C.
Laptop
- D.
PDA
Correct Answer
B. Super computerExplanation
A supercomputer is considered the most expensive and powerful type of computer. Supercomputers are designed to perform complex calculations and process large amounts of data at incredibly high speeds. They are used for tasks such as weather forecasting, scientific research, and simulations. These machines are built with specialized hardware and software to handle massive workloads and deliver exceptional performance. Due to their advanced capabilities and specialized design, supercomputers are typically much more expensive than personal computers, laptops, or PDAs.Rate this question:
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- 13.
______ computer is slightly bigger than a calculator.
Correct Answer
PalmtopExplanation
A palmtop computer is slightly bigger than a calculator.Rate this question:
- 14.
Which one of these is not a personal computer
- A.
Desktop
- B.
Notebook
- C.
Tablet
- D.
Mainframe
Correct Answer
D. MainframeExplanation
A mainframe is not considered a personal computer because it is a large and powerful computer that is designed for high-performance computing tasks and is typically used by large organizations and institutions. Personal computers, on the other hand, are designed for individual use and are smaller in size and less powerful compared to mainframes. Mainframes are known for their ability to handle large amounts of data and perform complex calculations, making them suitable for tasks such as processing transactions, managing databases, and running large-scale applications.Rate this question:
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- 15.
Intended to use on signal location
- A.
Desktop
- B.
PDA
- C.
Tablet
- D.
Laptop
Correct Answer
A. DesktopExplanation
The correct answer is "Desktop" because it is the device that is specifically intended for use on signal location. Desktop computers are stationary devices that are typically connected to a stable internet connection, making them ideal for tasks that require a strong and reliable signal. PDA, tablet, and laptop devices are more portable and may not always have a consistent signal strength, while a desktop computer can provide a more consistent and reliable signal for signal location purposes.Rate this question:
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- 16.
The computer enables one to restore or bring back any of his works
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The computer enables one to restore or bring back any of his works. This statement is true because computers have a feature called "undo" or "restore" that allows users to revert any changes made to their work and restore it to a previous version. Additionally, computers have backup systems that can be used to retrieve lost or deleted files. This capability of computers ensures that users can easily restore or bring back any of their works whenever needed.Rate this question:
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- 17.
Computers cannot generate information on it's own
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Computers are machines that are programmed to perform specific tasks and operations based on the instructions given to them by humans. They do not have the ability to generate new information or create new knowledge without being explicitly programmed to do so. They can only process and manipulate the data and information that is provided to them by users or through predefined algorithms. Therefore, it is true that computers cannot generate information on their own.Rate this question:
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- 18.
Extinct type of computer
- A.
Hybrid
- B.
Analog
- C.
Digital
- D.
Supercomputer
Correct Answer
B. AnalogExplanation
Analog computers were a type of computer that used continuous physical quantities, such as voltage or current, to represent data and perform calculations. They were widely used in scientific and engineering applications before the advent of digital computers. Unlike digital computers, which use discrete values and binary code, analog computers could process information in a more continuous and real-time manner. However, analog computers became obsolete as digital computers became more powerful and versatile, offering greater precision and flexibility in computation.Rate this question:
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- 19.
Multitasking means_______
- A.
One at a time
- B.
Can do two or more things at the same time
- C.
None of the above
Correct Answer
B. Can do two or more things at the same timeExplanation
Multitasking refers to the ability to perform multiple tasks simultaneously or concurrently. It involves the capability to switch between tasks efficiently and effectively, dividing attention and focus on various activities at the same time. This skill is highly valued in today's fast-paced world as it allows individuals to accomplish more in less time and enhances productivity.Rate this question:
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- 20.
Computer is automatic means _______
- A.
You donot have to wait for a computer to do a current job
- B.
It took time for you to get the outputs for a computer
- C.
None of the above
Correct Answer
A. You donot have to wait for a computer to do a current jobExplanation
The correct answer is "You don't have to wait for a computer to do a current job." This means that a computer can perform tasks automatically without any delay or need for human intervention. It implies that once a job is given to a computer, it will start and complete the task without requiring any further input or waiting time from the user.Rate this question:
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- 21.
The CPU is called the_______ of the computer.
- A.
Arm
- B.
Motherboard
- C.
Heart
- D.
Brain
Correct Answer
D. BrainExplanation
The CPU, or Central Processing Unit, is often referred to as the "brain" of the computer. This is because the CPU is responsible for executing instructions and performing calculations, similar to how the brain controls and processes information in the human body. Just as the brain is essential for the functioning of the body, the CPU is crucial for the operation of a computer.Rate this question:
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- 22.
Programs that give instruction to the computer
- A.
Keyboard
- B.
Software
- C.
Motherboard
- D.
Hardware
Correct Answer
B. SoftwareExplanation
Software is the correct answer because programs are a set of instructions that are given to the computer to perform specific tasks. These instructions are written in a programming language and are executed by the computer's hardware, which includes components like the motherboard and keyboard. The software acts as an intermediary between the user and the hardware, allowing the user to interact with the computer and perform various tasks. Therefore, software plays a crucial role in providing instructions to the computer.Rate this question:
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- 23.
An example of software would be_________
- A.
Ms PowerPoint
- B.
Keyboard
- C.
Monitor
- D.
Printer
Correct Answer
A. Ms PowerPointExplanation
Ms PowerPoint is an example of software because it is a computer program that allows users to create and present slideshows. It is not a physical device like a keyboard, monitor, or printer.Rate this question:
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- 24.
Why do we need a computer monitor?
- A.
Because it is like the brain of the computer
- B.
To keep the computer from over heating
- C.
To see what the computer is doing
- D.
None of the above
Correct Answer
C. To see what the computer is doingExplanation
A computer monitor is needed to see what the computer is doing. It serves as the visual interface between the user and the computer, displaying the output of the computer's processes, applications, and data. Without a monitor, it would be impossible to interact with the computer and understand its current state or perform tasks effectively. Therefore, the correct answer is "To see what the computer is doing."Rate this question:
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- 25.
Security software is designed to protect computers from the viruses.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Security software is indeed designed to protect computers from viruses. It acts as a defense mechanism by detecting, preventing, and removing malicious software that can harm the computer system. This software includes antivirus programs, firewalls, and other tools that safeguard against various cyber threats, such as viruses, malware, spyware, and ransomware. Therefore, the statement "Security software is designed to protect computers from viruses" is true.Rate this question:
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- 26.
What is this piece of hardware?
- A.
Tower
- B.
Storage
- C.
Monitor
- D.
Central Processing Unit
Correct Answer
D. Central Processing UnitExplanation
The correct answer is Central Processing Unit. The CPU is the main component of a computer system that performs most of the processing inside the computer. It is responsible for executing instructions and performing calculations, making it the "brain" of the computer. The other options, such as tower, storage, and monitor, are not specifically related to the CPU and serve different functions in a computer system.Rate this question:
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- 27.
What is this piece of hardware?
- A.
CPU
- B.
Computer/tower
- C.
Power supply
- D.
Speakers
Correct Answer
D. SpeakersExplanation
This piece of hardware is called speakers. Speakers are an output device that allow sound to be heard from a computer or other electronic device. They are used to amplify and reproduce audio signals, allowing users to listen to music, watch videos, or hear any other type of audio content from their devices.Rate this question:
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- 28.
What does the hard drive do?
- A.
Storage information temporarily
- B.
Give instructions
- C.
Stores information permanently
- D.
Drives through the computer
Correct Answer
C. Stores information permanentlyExplanation
The hard drive is responsible for storing information permanently. It is a non-volatile storage device that retains data even when the computer is turned off. This is in contrast to temporary storage options like RAM, which lose data when power is disconnected. The hard drive is used to store the operating system, software applications, and user files, making it an essential component for long-term data storage.Rate this question:
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- 29.
Which one of the following is an input device?
- A.
Printer
- B.
Monitor
- C.
Speaker
- D.
Keyboard
Correct Answer
D. KeyboardExplanation
A keyboard is considered an input device because it allows the user to input data or commands into a computer or electronic device. The user can type letters, numbers, and symbols on the keyboard, which are then processed by the computer. This makes the keyboard an essential tool for interacting with computers and performing various tasks such as typing documents, sending emails, or playing games.Rate this question:
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- 30.
Which one of the following is an output device?
- A.
Printer
- B.
Mouse
- C.
Microphone
- D.
Keyboard
Correct Answer
A. PrinterExplanation
An output device is a peripheral device that receives data from a computer and presents or displays the processed information to the user. In this case, a printer is the correct answer as it is an output device that takes electronic data and produces a hard copy or printed version of the information. The other options, mouse, microphone, and keyboard, are input devices that are used to input data into the computer.Rate this question:
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- 31.
What does RAM stands for?
- A.
Random Accurate maps
- B.
Really Awesome Memory
- C.
Read Only Memory
- D.
Random Access Memory
Correct Answer
D. Random Access MemoryExplanation
RAM stands for Random Access Memory. This is a type of computer memory that allows data to be accessed in any random order, rather than sequentially. It is a volatile memory, meaning that its contents are lost when the power is turned off. RAM is used to store data that is currently being used by the computer, allowing for faster access and processing speed compared to other types of memory.Rate this question:
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- 32.
All memory is measured in ______
- A.
Meters (m)
- B.
Volumes (v)
- C.
Giga Byte (GB)
- D.
Inches (In)
Correct Answer
C. Giga Byte (GB)Explanation
The correct answer is Giga Byte (GB) because memory is typically measured in units of bytes, and Giga Byte is a commonly used unit for measuring large amounts of memory. Meters, volumes, and inches are units of measurement used for length, capacity, and distance, respectively, and are not typically used for measuring memory.Rate this question:
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- 33.
RAM is what kind of memory?
- A.
Permanent
- B.
Forever
- C.
Slow
- D.
Temporary
Correct Answer
D. TemporaryExplanation
RAM stands for Random Access Memory, which is a type of temporary memory in a computer system. It is used to store data that is actively being used by the computer's processor. Unlike permanent memory, such as a hard drive, RAM is volatile, meaning that its contents are lost when the power is turned off. Therefore, RAM is considered temporary memory as it provides fast and temporary storage for data that is currently being processed by the computer.Rate this question:
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- 34.
Which one of the following is a search engine?
- A.
Mozilla Firefox
- B.
Bing
- C.
Google chrome
- D.
Internet explorer
Correct Answer
C. Google chromeExplanation
Google Chrome is a search engine because it is a web browser that allows users to search for information on the internet using a search bar. It is developed by Google and provides access to the Google search engine, making it a popular choice for internet users to perform searches and browse the web.Rate this question:
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- 35.
Latest version of Operating System is _______
- A.
Windows 98
- B.
Window 10
- C.
Windows XP
- D.
Window 7
Correct Answer
B. Window 10Explanation
The latest version of the operating system is Windows 10.Rate this question:
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Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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Mar 21, 2023Quiz Edited by
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Jun 10, 2020Quiz Created by
Narjis Zaidi
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