Description : The usual BUS structure used to connect the I/O devices is ___________ a) Star BUS structure b) Multiple BUS structure c) Single BUS structure d) Node to Node BUS structure
Last Answer : Single BUS structure
Description : In a................ topology, if there are n devices in a network, each device has n-1 ports for cables. A) Mesh B) Star C) Bus D) Ring
Last Answer : Mesh
Description : Which of the following topologies functions most helpful for colleges, universities and schools so that each of the connect of that topology to the big network in some way: a) Bus b) Star c) Tree d) None of These
Last Answer : c) Tree
Description : The devices that used to give single or multiple colored images and drawings are ____________ a) Monitors b) Printers c) Plotters d) VDUs
Last Answer : Answer: c Explanation: Plotters are the devices which are used to give colored images. They use ink pens or ink jets for drawing. Pens of different colors and shades are used for shading and styling
Description : In a topology, if there are n devices in a network, each device has n-1 ports for cables. A) Mesh B) Star C) Bus D) Ring
Last Answer : A) Mesh
Description : If all devices are connected to a central hub, then topology is called A) Bus Topology B) Ring Topology C) Star Topology D) Tree Topology
Last Answer : C) Star Topology
Description : In a ................topology, if there are n devices in a network, each device has n-1 ports for cables. A) Mesh B) Star C) Bus D) Ring
Description : A backbone is usually a ______. A) bus B) star C) either (a)or (b) D) neither (a) nor (b)
Last Answer : either (a)or (b)
Description : Which are the causes of the interrupt: a. In any single device b. In processor poll devices c. In a device whose ID number is stored on the address bus d. Allof these
Last Answer : d. Allof these
Description : What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time? A) Bus control B) Interrupts C) Bus arbitration D) Status
Last Answer : Answer : C
Description : __________ an external bus standard used for transferring data to and from digital devices. A. Serial Port B. Firewire C. Parallel Port D. USB
Last Answer : D. USB
Description : A bus that connects a computer to Peripheral devices is called _______ A. System Bus B. Memory Bus C. Front-Side Bus D. External Bus
Last Answer : D. External Bus
Description : Network components are connected to the same cable in the _____ topology. 1) Star 2) Ring 3) Bus 4) Mesh 5) Mixed
Last Answer : Answer :2
Description : A tree topology (hierarchical topology) can be viewed as a collection of _______in a hierarchy: a) Bus Networks b) Star Networks c) Both of Above d) None of These
Last Answer : b) Star Networks
Description : Advanced Internet is an example of _________network: a) Mesh b) Star c) Bus d) Hybrid e) None of These
Last Answer : a) Mesh
Description : A simple cabling method, known as the..................topology allows about 30 computers on a maximum cable length of about 600 feet. A) Ring B) Bus C) Star D) Mesh
Last Answer : Bus
Description : 8............. was the first step in the evolution of Ethernet from a coaxial cable bus to hubmanaged, twisted pair network. A) Star LAN B) Ring LAN C) Mesh LAN D) All of the above
Last Answer : A) Star LAN
Description : Which of the following is the logical topology? A) Bus B) Tree C) Star D) Both A and B
Last Answer : C) Star
Description : One of the main feature that distinguish microprocessors from micro-computers is a. Words are usually larger in microprocessors b. Words are shorter in microprocessors c. Microprocessor does not contain I/O devices d. Exactly the same as the machine cycle time
Last Answer : c. Microprocessor does not contain I/O devices
Description : One of the main features that distinguish microprocessor from microcomputers is (A) words are usually larger in microprocessors. (B) words are shorter in microprocessors. (C) microprocessor does not contain I/O devices. (D) None of the above.
Last Answer : (C) microprocessor does not contain I/O devices.
Description : The knuckle joint is used to connect the... A. Two roads whose Axes are coincide or intersecting and lies in single plane. B. Two roads whose Axes are coincide or intersecting and lies in multiple ... Two roads whose Axes are parallel or intersecting and lies in single plane. D. None of the above
Last Answer : A. Two roads whose Axes are coincide or intersecting and lies in single plane.
Description : Which of the following devices is generally used to check multiple choice questions ? (1) OCR (2) OMR (3) MICR (4) Bar Code Reader
Last Answer : OMR
Description : The communication between the components in a microcomputer takes place via the address and ______ A. I/O bus B. Data bus C. Address bus D. None of the Above
Last Answer : B. Data bus
Description : The Command to access the memory or the I/O device is carried by ______ A. Address Bus B. Data Bus C. Control Bus D. None of the Above
Last Answer : C. Control Bus
Description : What is the supply rated o/p if two single phase transformer connect to give three phase o/p from a three phase I/p?
Last Answer : A. Each transformer is only capable of supplying 86.6%of its o/p rating
Description : How to connect two single phase transformer to give three phase o/p from a three phase I/p ?
Last Answer : A. They would have to connect in an open-delta.
Description : The word "Computer" usually refers to the Central Processing Unit plus: a) Input Devices b) External Memory c) Internal Memory d) None of The Above
Last Answer : c) Internal Memory
Description : Special I/O devices such as, Joy stick, Data Glove are involved in ______________ applications. A. Photonics B. Haptics C. Agnostic D. None of the Above
Last Answer : B. Haptics Haptics – Science of applying touch sensation and control to interact with computer applications
Description : The transfer of data from a CPU to peripheral devices of computer is achieved through ________ A. Modem B. Interface C. Buffer D. I/O Ports
Last Answer : D. I/O Ports
Description : The method of accessing the I/O devices by repeatedly checking the status flags is_________ A. Memory-mapped I/O B. Program-controlled I/O C. I/O mapped D. None of the Above
Last Answer : B. Program-controlled I/O
Description : When necessary, the results are transferred from the CPU to main memory by _______ A. I/O devices. B. CPU. C. Shift registers. D. None of the Above.
Last Answer : C. Shift registers.
Description : _________ are specially designed computer chips that reside inside o ther devices, such as your car or your electronic thermostat a) Servers b) Embedded computers c) Robotic computers d) Mainframes e) None of these
Last Answer : b) Embedded computers
Description : The Operating System Manages 1) Memeory 2) Processes 3) Disks and I/O devices 4) All of the above
Last Answer : 4) All of the above
Description : The Operating System Manages 1 Memeory 2 Processes 3 Disks and I/O devices 4 All of the above
Last Answer : 4 All of the above
Description : A communication device that combines transmissions from several I/O devices into one line is a A) Concentrator B) Modifier C) Multiplexer D) Full duplex file
Last Answer : C) Multiplexer
Description : Bus consists of a single linear cable called a__: a) Head b) Tail c) Trunk d) None of These
Last Answer : c) Trunk
Description : __________ is a device that performs a variety of functions that would otherwise be carried out by separate peripheral devices. A. Single Function Peripheral B. Multi Function Peripheral C. Dual Function Peripheral D. None of the Above
Last Answer : B. Multi Function Peripheral
Description : The devices labeled 'L' in the illustration are _________. EL-0003 A. load lights indicating that the generator breaker is closed and the generator is supplying power to the main bus B. ... o'clock position the lights are at their dimmest or out indicating the the generators are in phase
Last Answer : Answer: D
Description : Devices may bearrangedin a _____ topology. A) mesh B) ring C) bus D) all of theabove
Last Answer : all of theabove
Description : The system is notified of a read or write operation by ___________ a) Appending an extra bit of the address b) Enabling the read or write bits of the devices c) Raising an appropriate interrupt signal d) Sending a special signal along the BUS
Last Answer : Sending a special signal along the BUS
Description : What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time? a. Bus control b. Interrupts c. Bus arbitration d. Status
Last Answer : c. Bus arbitration
Description : It is desired to connect five computers that are joined at a single point called central node. i) Draw the setup. ii) Name the topology. iii) State two advantages and disadvantages of this topology.
Last Answer : i. Setup: ii. Name of topology: Star topology iii. Advantages of Star Topology 1) As compared to Bus topology it gives far much better performance, signals don't necessarily get ... as well number of nodes which can be added in such topology is depended on capacity of central device.
Description : Which ports connect special typesof music instruments tosound cards ? (A) BUS (B) CPU (C) USB (D) MIDI (E) MINI
Last Answer : USB
Description : In linear decoding address bus of 16-bit wide can connect only ____ of RAM. a. 16 KB b. 6KB c. 12KB d. 64KB
Last Answer : b. 6KB
Description : Von Neumann Architecture is a _______ A. Multiple Instruction Multiple Data(MIMD) B. Single Instruction Multiple Data(SIMD) C. Multiple Instruction Single Data(MISD) D. Single Instruction Single Data(SISD)
Last Answer : D. Single Instruction Single Data(SISD)
Description : In programming, repeating some statements is usually called (1) Compiling (2) Structure (3) Looping (4) Control structure
Last Answer : Looping
Description : Multiple grounds have developed and were initialy indicated by the grounddetecting system as one ground. The FIRST step in locating the grounds is to _____________. A. examine the main bus bars ... no longer indicates any grounds C. change over generators D. check each circuit with a megohmmeter
Last Answer : Answer: B