Software Engineering Mcqs

Page No. 80

What is the number of bit patterns provided by a 7-bit code ?


a256


b512


c128


d64


View Answer 128

You can use the tab key to ____________________?


amove a cursor across the screen


bindent a paragraph


cmove the cursor down the screen


dboth A and B


View Answer both A and B

Which of the following could be digital input devices for computers ?


aDigital camcorder


bMicrophone


cScanner


dAll of the above


View Answer All of the above

Spam is related to___________________?


aComputer


bArt


cMusic


dGame


View Answer Computer

A disk’s content that is recorded at the time of manufacture and that cannot be changed or erased by the user is__________________?


aMemory only


bWrite only


cRead only


dRun only


View Answer Read only

A half byte is know is___________________?


aNibble


bHalf byte


cBit


dData


View Answer Nibble

What are the speakers attached to your computer used for ?


aDisplaying images


bSending messages


cStoring messages


dHandling sound and music



A device that provides emergency power to your computer, conditions the voltage, and protects against powers surges is called a __________________?


aPSU = Power supply unit


bUSP = Universal surge protector


cUPPS = Universal power protection and supply


d UPS = Uninterruptible power supply



A sales clerk at a checkout counter scanning a tag on an item rather than keying it into the system, is using __________________?


ainput automation


bitem data automation


cscanning automation


dsource data automation



The primary output device for computers is a ___________________?


aVideo monitor


bPrinter


cKeyboard


dMouse


View Answer Video monitor

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