8) How is the data stored on the diskette? It is a kind of data storage device. 33) Which of the following is exclusively a sequential access storage device? 18) What is the mean of the Booting in the system? a gigahertz is equal to one billion ticks per second, and a megahertz is equal to one million ticks per second. Networking topologies Solved MCQs. SCSI is a group of protocols that send the data between computers and external devices in a physical manner. 5) What is the term for a temporary storage area that compensates for differences in data rate and data flow between devices? It is the default file extension for the notepad. A: Binary Data comprise of 0s and 1s that is only two states. It spreads through the internet and e-mail. A ... Q: c++ All information is stored in the computer as bits. In contrast, digital computer represent varying quantities incrementally, as their numerical values change Digital computer: A digital computer is machine that … 44) A hard disk drive can be directly connected to a PC via a _____. Q: How to define and utilize two dimentional and higher 3D,4D.... etc arrays? Check out a sample Q&A here. In other words, a buffer is an area of physical memory storage used to store data temporarily. It can also graphically represent the data as per the user's requirement. Explanation: 1011 = 1 × 23 + 0 × 22 + 1 × 21 + 1 × 20. Explanation: Spreadsheet programs help you to calculate numbers related to rows and columns. Explanation: B and F are equal to 11 and 15 respectively. Explanation: JPG, GIF, BMP are all extensions of graphical file. Developed by JavaTpoint. © Copyright 2011-2018 www.javatpoint.com. Input /Output Devices questions and answers of Computer Awareness for private & government jobs, competitive examination and entrance test, interview, online preparation. It is a hardware output device that uses a cathode ray tube to display a visual image. The physical devices that a computer is made of are referred to as __________. It has no effect in increasing the internet traffic. It displays several cells that together form a mesh that includes rows and columns, each cell containing alphanumeric text, numeric values, or formulas. Reduced the peripheral devices to be used, Reduced the performance capacity of the computer. It also requires a large amount of bandwidth and memory. B: Keyboard. Explanation: Binary numbers are represented by 0 and 1. Explanation: The operating system (OS) is a software that acts as an interface between a computer and a user. JPG stands for Joint Photographic Experts Group, GIF stands for Graphics Interchange Format, and BMP stands for Bitmap Image File. It is also known as Microsoft Edge. Explanation: A hard disk drive can be directly connected to a PC via a SCSI interface. Internet MCQs . Any document or text can be saved as a template. Do not use operator overloading = (1x161 + 15x160 + 0x16-1 + 1x16-2 + 11x16-3)10, = (16 + 15 + 0 + 0.00390625 + 0.00268554688)10. All screen is made by putting millions of pixels together in a matrix form. It includes RAM, Processors, Optical drive, Power supply, Fans, Hardware, Peripheral devices, BIOS, etc. Answer: (b) It propagates through the internet and e-mail. 9) Which of the following is the smallest visual element on a video monitor? Wireless Security MCQs. Explanation: A process is a program that is executed by the threads. Explanation: A pixel is the smallest portion of the screen. Use a trace table to show what is the output of the following program. 3. Explanation: BIOS is used by the operating system. 48) Which one of the following is not input device? Cells are identified by the column letter and the row number. 21) Which one of the following groups contains graphical file extensions? 11) Which of the following programs enables you to calculate numbers related to rows and columns? A: Answer: It is a common interface that allows the communication between two devices. The computer's sound card produces sound waves from the speaker. Q.2 Which is the main memory of computer? Explanation: One gigabyte is made up of 1024 megabytes. Computer MCQ Question with Answer Here you will find a list of common important questions on basic computer knowledge in MCQ quiz style with answer for competitive exams and interviews. Explanation: Flowchart is a structured programming technique that graphically represents the detailed steps required to solve a program. 2. The purpose of an operating system is to provide a user-friendly and effective environment. Sequential access memory is a type of data storage devices that read and write the data in a series. 19) A computer is accurate, but if the result of a computation is false, what is the main reason for it? It is also called system software. Explanation: The computer clock speed is normally calculated in gigahertz (GHz) or megahertz (MHz). Explanation: The full name of SRAM is static random-access memory. Explanation: The full name of SCSI is Small computer system interface. So dear reader I have provided top expected gk questions from input and output device of computer. Explanation: The smallest unit of the information is a bit. 38) What is five main components of a computer system? 45) The use of the IC in a computer has _____. The physical devices that a computer is made of are referred to as _____. 1. Explanation: The .txt file extension is a standard text document extension that contains the unformatted text. Explanation: Floppy disk is not an internal components of a CPU. Explanation: Spread Sheet is the most appropriate for performing numerical and statistical calculation. 16) Which of the following is the extension of Notepad? Components of Computer Quiz. Cyber Crime Solved MCQs. 22) Which of the following is equal to a gigabyte? Computer Network MCQs for Lecturer Test. Usually, it shows the steps as boxes of different types, and these boxes are connected with arrows. This command first selects the text, files, and any data that is stored in the computer's hard disk and then copies it. Want to see the step-by-step answer? A: Mouse. Answer: (b) Small computer system interface. Columns are identified by a number and rows are identified by a letter. Explanation: Internet explorer is a web browser software on the windows computer. A diskette is a removable data storage, and it is used with the PC. C: Memory devices. 10) Which of the following natural element is the primary element in computer chips? Web Security and forensics MCQs 2. Find answers to questions asked by student like you. Which printer command should he choose? It propagates through the internet and e-mail. Explanation: Ctrl C is a copy command on the computer. Web Security and forensics MCQs. MCQs on input and output devices (GK Objective Question Answer) exam question answer for competitive exam of govt jobs. 15) Which of the following is an input device? Explanation: Magnetic tape is exclusively a sequential access storage device. Solved examples with detailed answer description. This virus can be spread across a network without human aid. It is used in video game consoles, networking hardware, and system memory, etc. A worksheet in MS-Excel 2000 package has a maximum 0f 256 columns and 65536 rows.