5 a.
State whether the following statements are True or False.
Abacus was the electronic device.
b. Charles Babbage was professor of mathematics at Howard University USA.
The presently running is an electronic era of computer.
d. John Vincent Atanasoff and Clifford Berry invented ABC Computer in 1939
AD
ENIAC was the major invention of mechanical era.

The following function returns a string of length n whose characters are all 'x'. give the order of growth (as a function of n) of the running time. recall that concatenating two strings in java takes time proportional to the sum of their lengths. public static string f(int n) { if (n == 0) return ""; if (n == 1) return "x"; return f(n/2) + f(n - n/2); } options: a) constant b) logarithmic c) linear d) linearithmic e)quadratic f)cubic g) exponential

For her science class, elaine is creating a presentation on weather in the united states. she wants to make the presentation beautiful and interesting by drawing simple cloud or wave shapes. which is the best way for elaine to draw these shapes?

What is a scenario where records stored in a computer frequently need to be checked