Description : Identify input/output devices from the clues given below: (a) Transfers typed or handw -Technology
Last Answer : (a) Scanner(b) Barcode reader(c) Optical Mark Recognition (OMR)(d) Magnetic Ink Character Recognition (MIGR)(e) Printer (f) Speaker
Description : True or false? In computing, keyboards are used as input devices.
Last Answer : True
Description : Name the devices : 1. This device constanUy looks at all the data entering and exiting your connection. -Technology
Last Answer : (i) Firewall is a device that looks at all the data entering and exiting connection. It can block or reject data in response to an established rule.(ii) A switch is an intelligent device ... several nodes to form a network and redirects the received information only to the intended node(s).
Description : Input device used to make a digital copy of a photograph. (a) Graphics Tablet (b) Scanner (c) MICR (d) OMR -Technology
Last Answer : (b) Scanner is an input device that is used to make a digital copy of a photograph. It converts the image or text into a digital file.
Description : Input device used in evaluating answer sheets by a teacher. (a) OCR (b) OMR (c) MICR (d) Barcode -Technology
Last Answer : (b) OMR (Optical Mark Recognition) is the process of capturing human marked data from document forms such as surveys and test.
Description : Barcode reader is an input device to play sound. -Technology
Last Answer : FalseA barcode reader (or barcode scanner) is an electronic device for reading printed barcodes.
Description : Which of the following is not an input device? -Technology
Last Answer : Speakeris not an input device.
Description : Which of the following statements are true ? I. A circuit that adds two bits, producing a sum bit and a carry bit is called half adder. II. A circuit that adds two bits, producing a sum bit and a carry bit is called full adder. ... an inverter. (A) I & II (B) II & III (C) I, II, III (D) I, III & IV
Last Answer : (D) I, III & IV
Description : Device drivers are the part of application software. -Technology
Last Answer : FalseDevice drivers are the part of system software, which is used to make interface between the device and the user or the operating system.
Description : Do you prefer one device in your pocket for everything or separate devices (phone, audio player etc)?
Last Answer : One device… carrying around a bunch can be a pain! I find myself pulling out an mp3 when madly trying to find a ringing cell phone, etc. One device makes it compact and simple! ...(and less likely to miss calls ..lol)
Description : Every Component of your computer is either - 1) Software of CPU/RAM 2) Input Devices and Output Devices 3) Application software or System Software 4) None of these
Last Answer : 2) Input Devices and Output Devices
Description : With reference to NC machines, which of the following statements is wrong a.Both closed-loop and open-loop control systems are used b.Paper tapes, floppy tapes and cassettes are used for data storage c.Digitizers may be used as interactive input devices d.Post processor is an item of hardware
Last Answer : c.Digitizers may be used as interactive input devices
Description : _________ is a combination of hardware and software that facilitates the sharing of information between computing devices. a) Network b) Peripheral c) Expansion Board d) Digital Device
Last Answer : a) Network
Description : Which of the following statements concerning analog and digital devices are correct? A. The variables in digital systems are fixed quantities, and the variables in analog systems are continuous ... accuracy compared to digital devices. D. Operations in a digital device are performed simultaneously.
Last Answer : Answer: A
Description : Which of the following statements accurately describe the differences between a hub and a switch? Check all that apply. A. A switch remembers which devices are connected on each interface, while a hub does not. B. A hub is a ... versions of switches. a. A,B b. A,B,C c. A,B,C,D d. A,C,D
Last Answer : b. A,B,C
Description : What type of device is a computer printer? 1) Input 2) Output 3) Software 4) memory
Last Answer : 4) memory
Description : Arithmetic and Logic Unit I. Perform Arithmetic operations II. Store Data III. Perform comparisons IV. Communicate with input devices Which of the following is true ? (1) I only (2) III only (3) I and II (4) I and III
Last Answer : I and III
Description : The computer memory relates to many devices and components. (i) What do you mean by memory? -Technology
Last Answer : (i) Computer memory enables a person to retain the information that is stored on the computer.(ii) Computer has basically two types of memory as follows:Internal memory Main memory units (RAM and ROM) and cache memory. External memory Secondary memory.
Description : Name the latest attendance recording devices used in an attendance system. -Technology
Last Answer : Biometrics and Access cards.
Description : devices at home which included a smartphone, a laptop and a personal computer. What type of network he would be setting up for the same? 1. PAN -Technology
Last Answer : Manoj would be setting up a PAN (Personal Area Network) which is best suited for setups involving a computer, a cell phone and/or a handheld computing device such as a PDA.
Description : Computer connected with LAN (a) work fast (b) online (c) can E_mail (d) can share information or peripheral devices -Technology
Last Answer : (d) Computer connected with LAN can share information or peripheral devices.
Description : The job of an operating system is to maintain a balance between the CPU and I/O devices in the sense that it has to keep the CPU busy. -Technology
Last Answer : It is achieved through overlapped processing.
Description : An operating system manages (a) memory (b) processor (c) disk and I/O devices (d) All of these -Technology
Last Answer : (d) An operating system manages disk and I/O devices as it is responsible for input from keyboard, mouse etc. It also manages the computer memory, so that each process can run most effectively.
Description : Name four data backup devices/medium. -Technology
Last Answer : Four storage media on which data backup may be taken are as follows:1. DVD (Digital Versatile Disk)2. External hard disk3. USB flash drive4. Memory stick
Description : What is the meaning of backup and why the data backup is essential? Also name 4 devices to take data backup. -Technology
Last Answer : In information technology, a backup, or the process of backing up, refers to the copying and archiving of computer data so it may be used to restore the original ... and natural disasterVirus attackFollowing are some storage devices to take backup:External hard diskCDDVDUSBFlash driveOnline Backup
Description : The term ________ refers to data storage systems that make it possible for a computer or electronic device to store and retrieve data. A. input technology B. output technology C. storage technology D. None of the Above
Last Answer : C. storage technology
Description : a student, has written some points about Web pages and URL. 1. Which of the following statements are true about Web pages? -Technology
Last Answer : 1. (c) and (d)2. (a) and (b)
Description : Which of the following statements about search engine is true? (a) Search engines discriminate between good and bad sites. -Technology
Last Answer : (d) Search engine is a program designed to search for information on the Web using keywords.
Description : A computer follows the rule of IPO (Input Process Output) cycle. -Technology
Last Answer : TrueComputer first takes the input via input devices, process it with the help of the CPU and gives the output through output devices.
Description : An LCD monitor allows the user to input information, by touching the icons on the screen. -Technology
Last Answer : FalseBecause most of the LCD monitors do not come with touch facility where information is provided by touching the icons.
Description : Which data type helps you to handle input that is in boolean format? -Technology
Last Answer : (c) Yes/No will allow boolean value.
Description : Question 5. Information is (a) data (b) processed data (c) manipulated input (d) computer output -Technology
Last Answer : (b) Information is the processed form of data.
Description : A Boolean function F defined on the three input variables x, y and z is 1 if and only if number of 1(one) input is even. -Technology
Last Answer : This answer was deleted by our moderators...
Description : State True or False. i) In spooling high speed device like a disk is interposed between running program and low-speed device in Input/output. ii) By using spooling for example instead of writing directly to a printer, ... ii-False B) i-True, ii-True C) i-False, ii-True D) i-False, ii-False
Last Answer : B) i-True, ii-True
Description : Sakshi is preparing a lecture on output device like monitor. Discuss. (i) Give some advantages of the output device ‘monitor’. -Technology
Last Answer : (i) (a) Relatively cheap and reliable.(b) Can display text and graphics in a wide range of colors.(ii) (a) No permanent copy to keep the results as it will disappear when the computer is switched OFF.(b) Unsuitable for users with visual problems.
Description : Output device used to generate the long map of building and shopping malls. (a) Dot_matrix (b) Inkjet (c) Plotter (d) Deskjet -Technology
Last Answer : (c) Plotter is a computer hardware device similar to a printer that uses a pen, pencil, marker or other writing tools to make a design.
Description : Which of the following does not represent an I/O device? (a) Speaker (b) Plotter (c) Joystick (d) CU -Technology
Last Answer : (d) CU is used to co-ordinate the input and the output devices of a computer system.
Description : Which of the following storage device can be used for storing large backup data? (a) Floppy disks (b) Hard disk (c) Magnetic tapes (d) None of these -Technology
Last Answer : "B) Hard Disk.
Description : ……. is an electronic device that manipulates information or data according to the set of instructions called program. -Technology
Last Answer : Computeris an electronic device that manipulates information or data according to the set of instructions called program.
Description : Scanner is a device that allows a user to convert an image into a ……… file. -Technology
Last Answer : Scanner is a device that allows a user to convert an image into a digital file.
Description : ………. is the light sensitive pointing device. -Technology
Last Answer : Light penis the light sensitive pointing device.
Description : ……….. is the latest optical disc secondary storage device. -Technology
Last Answer : Blu-ray Disc (BD)is the latest optical disc secondary storage device.
Description : A mouse is a pointing device. -Technology
Last Answer : TrueBecause it allows the user to control and provide the data to the computer system using physical gestures point, click and drag.
Description : ‘The Compact Disc (CD) is a digital storage device. -Technology
Last Answer : TrueBecause CD is used to store audio, video, graphical and textual data.
Description : A magnetic tape is a direct access storage device. -Technology
Last Answer : FalseIt is a non-volatile memory hence, it is not direcdy accessible by the CPU.
Description : Which device is used to convert the program written in assembly language into machine language? (a) Interpreter -Technology
Last Answer : (c) Assembler is used to convert the program written in assembly language into machine language because it is a language processor that converts the user defined language into a form which can be easily understood by the computer.
Description : DTP is a tool for graphic designers and non_designers to create visual communications for professional. DTP stands for (a) Device Transfer Protocol -Technology
Last Answer : (b) DTP stands for Desktop Publishing.
Description : The small area network created around a bluetooth device is called ………….. -Technology
Last Answer : The small area network created around a bluetooth device is calledPAN (Personal Area Network).
Description : Identify the option, which is not a feature covered under device management? (a) Speed (b) Spooling (c) Sharing (d) Programming -Technology
Last Answer : (d) Among given options, programming is not a feature covered under device management.
Description : The speed of an I/O device is generally different from each other. -Technology
Last Answer : TrueDifferent I/O devices possess different speed from each other because of their different data access and execution time.