Computer Basics MCQs – Mock Test 70

Optical Input Devices MCQs with Answers PDF Download – Test 70

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Free Optical Input Devices Learning App Download (Android & iOS): "Key which is used in combination with another key to perform a specific task is"; MCQ with answers: space bar, function, control, and arrow. Practice Interacting with Computer Questions and Answers, Google Book to download free chapter to complete IT courses.

Optical Input Devices MCQs – Mock Test 70 PDF Download

MCQ 346: Key which is used in combination with another key to perform a specific task is:

function
space bar
arrow
control

MCQ 347: In information technology, LCD stands for:

Liquid Crystal Display
Low Cost Display
Local Current Directory
Liquid Cathode Display

MCQ 348: DOS and some versions of UNIX are examples of:

old-fashioned interfaces
GUIs
command-line interfaces
parallel

MCQ 349: In a computer, correct row address is:

MCQ 350: In CREATE TABLE SQL command, each table must have atleast column/s:

Optical Input Devices MCQ App & eBook – Computer Basics Study Guide

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