Question
C-DOT and STL achieved India’s first Quantum Key
Distribution over how many kilometers using Multi-Core Fibre?Solution
The Quantum Key Distribution (QKD) transmission over a Multi-Core Fibre (MCF) by C-DOT and STL was successfully demonstrated over 100 km, enabling quantum-secure communication with high stability.
- Which two signs should be interchanged to correct the given equation?
5 + 3 × 8 – 12 ÷ 4 = 3 - If '+' means '-', ' X ' means '+', '-' means '÷' and '÷' means ' X ', then what is the value of the following expression?
54 ÷ 6 X 117 - 9 + 68 If A denotes ‘addition’, B denotes ‘multiplication’, C denotes ‘subtraction’, and D denotes ‘division’, then what will be the value of t...
- If A # B means A + B, A $ B means A - B, A % B means A X B and A & B means A ÷ B, then what is the value of '52 # 45 $ 72 # 10 % 4 $ 60 & 15'?
What will be the value of expression if the numbers (13) and (91) are interchanged?
48 - 35 + 13 ÷ 91 + 4 × 8
Statements:
O ≤ W ≥ B > A ≤ U; X< U ≤ L
Conclusions:
I) B > X
II) W ≤ L
If ‘$’ means ‘÷’, ‘#’ means ‘-’, ‘!’ means ‘×’ and ‘^’ means ‘+’, then the value of 84 ! 5 # 6 ^ 21 $ 7 is
...Select the option that is related to third number-cluster in the same way first and fifth number-cluster is related to second and sixth number-cluster....
If '$ means +', '# means –, '@ means ×' and '* means ÷', then what is the value of ' 16 $ 4 @ 5 # 72 * 8 ' ?
...If in a certain code language ‘it hard’ is coded as ‘biv tik’, then which of the following is coded as ‘give and never’?
...
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