QUESTION SET OF COMPUTERS FOR SBI PO 2014 EXAM ( ANSWERS INDICATED IN BOLD LETTERS ) 

The last two steps that the CPU performs on each instruction are called executiontime or __________.

v I-time

v E-time

Thecombination of I-time and E-time is called the __________.

v instruction set

v machine cycle

Whichsystems can interpret sustained speech so that users can speak almost normally?

v Continuous word

v Instant word

v Discrete word

v Virtual word

Digitalphotographs are composed of:

v Points.

v Pixels.

v Frames.

v Digits.

Digitalvideo consists of a series of:

v Media clips.

v Captures.

v Frames.

v Pictures.

Thenumber of times an electron beam refreshes a CRT screen is called the:

v Pulse rate.

v Image rate.

v Scan rate.

v CRT rate.

Thegraphics standard most commonly used today is:

v SVGA.

v LCD.

v RGB.

v VGA.

Anew class of displays based on flat panel technology is called:

v Passive matrix.

v Smart displays.

v Active matrix.

v Liquid crystal display.

 This printer places an image on a page withoutphysically touching the page.

v Line printer

v Impact printer

v Non-impact printer

v Dot-matrix printer

Aset of rules designed for connecting musical instruments, synthesizers, andcomputers is:

v TFT.

v POS.

v COM.

v MIDI.

Acombination of input and output devices designed to capture retail sales dataat the point where the transaction takes place is a:

v Kiosk

v ATM

v Dumb terminal

v Point-of-sale (POS) terminal

Thissystem integrates CAD/CAM and the entire manufacturing process.

v Computer-integrated manufacturing (CIM)

v Project scheduling

v Materials management

v Production control

A__________ usually has one or more buttons or other mechanisms to indicate theaction to take once the pointer has been positioned in the desired location.

v pointing device

v peripheral device

The__________ is a variation on the mechanical mouse.

v trackball

v stylus

__________use touch screens to provide information and services to the public.

v Kiosks

v ATMs

 __________ Automation eliminates keying,thereby reducing costs and opportunities for human-introduced mistakes.

v Source data

v Original data

 __________ involves using a machine to readcharacters made of magnetized particles.

v MICR

v OCR

 __________ Systems use a light beam to scaninput data and convert it into electrical signals, which are sent to thecomputer for processing.

v Image recognition

v Optical recognition

 A __________ typically scans one sheet at atime, though some offer an attachment for scanning multiple sheets.

v Sheet fed scanner

v Flatbed scanner

Opticalmark recognition (OMR) is sometimes called __________ because a machine sensesmarks on a piece of paper.

v mark sensing

v light sensing

__________is an inexpensive and remarkably reliable way to get data into a computer.

v Bar coding

v Voice coding

 __________ Devices accept the spoken word througha microphone and convert it into binary code (0s and 1s) that can be understoodby the computer.

v Speech recognition

v Handwriting recognition

Whichof the following is a benefit of secondary storage?

v It is permanent.

v It is valid.

v It is problem-free.

v It is reliable.

Whichof the following items are magnetic media?

v Microfiche

v Microfilm

v Hard disks

v Optical disks

Whatis the capacity of the newest Iomega Zip drive?

v 550 MB

v 750 MB

v 600 MB

v 200 MB

Redundantarray of independent disks (RAID) __________

v Uses a group of two or more hard disks that work together as aunit

v is an inexpensive technology

v is completely safe

v Uses a group of floppy diskettes

Whatis the name for a fixed number of adjacent sectors that are treated as a unitof storage by the operating system?

v Cylinder

v Cluster

v Zone

v Block

Thetime needed to access data directly on a disk is called __________.

v Access speed

v Access time

v Run time

v Head speed

Thesedevices store data using laser beam technology.

v Optical disks

v Audio disks

v Scanners

v Hard disks

Adisk device in which a computer can go directly to the desired record on thedisk is called a(n) __________.

v Index file access device

v Randomizing access device

v Direct-access storage device (DASD)

v Sequential file access device

Atechnique in which transactions are collected into groups is called __________.

v sequential processing

v online processing

v batch processing

v update processing

Namethe technique of processing transactions in random order.

v Transaction processing

v Batch processing

v Offline processing

v Sequential file processing

Abank may use __________ processing to check your balance and individuallyrecord your cash withdrawal transaction during the day at the teller window orATM.

v Batch

v Transaction

__________Means that a transaction is processed fast enough for the result to come backand be acted upon right away.

v Real-time processing

v Records processing

A__________ file contains data that must be updated as transactions occur.

v transaction

v master

__________organization stores records in a file in sequential order, but the file alsocontains an index of keys.

v Random file

v Indexed file

A__________ disk is a rigid platter coated with magnetic oxide that can bemagnetized to represent data.

v floppy

v hard

Ona hard disk that has multiple platters, a __________ consists of the track oneach surface that is beneath the read/write head at a given position of theread/write arms.

v cylinder

v cluster

Thedata __________ rate, which tells how fast data can be transferred once it hasbeen found, is usually stated in terms of megabytes of data per second.

v access

v transfer

 __________ uses an area of memory totemporarily store data from disk that the program might need soon.

v Disk caching

v Data transferring

__________is a set of widely accepted video compression standards.

v MPEG

v JPEG

 __________ has a large storage capacity, up to17 GB if both layers and both sides are used.

v DVD-ROM

v CD-ROM

Computersystems that transmit data over communications lines, such as telephone linesor cables are:

v Data communications systems

v Data network

v Home-based systems

v Centralized data systems

Thismethod places all processing, hardware, and software in one central location.

v Wide area data processing

v Centralized data processing

v Distributed data processing

v Network data processing

Thisprocessing method allows both remote access and remote processing.

v Distributed data processing

v Centralized data processing

v Digital transmission

v Analog transmission

Acomputer system that uses communications equipment to connect two or morecomputers and their resources is a:

v hub.

v bridge.

v network.

v router.

Theprotocol that makes Internet universality possible is:

v WAN.

v FEP.

v POTS.

v TCP/IP.

Anetwork of personal computers that share hardware, software, and data is calleda:

v Local area network (LAN)

v Wide area network (WAN)

v Metropolitan area network (MAN).

v Plain old telephone service (POTS).

Anetwork of geographically distant computers and terminals is called a:

v Integrated Services Digital Network (ISDN)

v Metropolitan area network (MAN).

v Wide area network (WAN)

v Local area network (LAN)

Inthis network arrangement, all computers have equal status.

v Client-to-client

v Client/server

v Token ring

v Peer-to-peer

Thissystem allows workers to transmit messages to other people’s computers.

v E-mail

v Videoconferencing

v Teleconferencing

v Chatting