Question
Which of the following statements(s) is/are true in
respect of wireless technology? P: Bluetooth is a wireless technology which can be used to connect a headset to a mobile phone. Q: Bluetooth is a long-range wireless technology and is a low cost means of data transfer.Solution
As Bluetooth is a protocol for wireless communication over short distances. It was developed in the 1990s, to reduce the number of cables. Devices such as mobile phones, laptops, PCs, printers, digital cameras and video game consoles can connect to each other, and exchange information. This is done using radio waves. It can be done securely. Bluetooth is only used for relatively short distances, like a few metres.
- A number when divided by 21 gives a remainder of 7. What would be the remainder when six times the number is divided by 21?
What is the average of first 34 multiples of 3.4?
A = (11/5) × B and C = (1/22) × A. If (A + B + C) = 440, then find the value of (15C – B).
Find remainder when 7¹⁰⁰ is divided by 100.
When a number is divided by 114, remainder is 82. What will be the remainder when the cube of the number is divided by 19?
- Determine the least number that must be added to 960 to make it a multiple of 48.
Find the smallest 3-digit number which when divided by 6, 8 and 9 leaves the same remainder 3 in each case.
A and B have 6 and 7 pieces of bread respectively. They share their food with C, who pays them Rs 42 for the received breads. If each of them has equal ...
In a question of division, if dividend is 21 times of remainder and quotient is 1/2 of divisor, if remainder is least multiple of 2 and 5 both then find...
How many prime numbers are there between 40 to 50?
