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Which of the following is not an information technology term | UPSC Test Series

Which of the following is not an information technology term

निम्नलिखित में कौन सी सूचना प्रोद्ग्योगिकी शब्दावली नही है
Anonymous Quiz
10%
cyber space / साइबर स्पेस
14%
upload / अपलोड
57%
light storage / प्रकाश भंडारण
19%
modem / मॉडेम