Answer:
A. C to clear any previous calculations.
hope it helps...
Answer:
The World Wide Web Consortium (W3C) is an international community where member organizations, a full-time staff, invited experts and the public work together to develop Web Standards. Led by Web inventor and Director Tim Berners-Lee and CEO Jeffrey Jaffe, W3C's mission is to lead the Web to its full potential.
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<em>Hope you got it</em>
Program p1;
var a,b,c,d : integer; {i presume you give integer numbers for the values of a, b, c }
x1, x2 : real;
begin
write('a='); readln(a);
write('b='); readln(b);
write('c=');readln(c);
d:=b*b - 4*a*c
if a=0 then x1=x2= - c/b
else
if d>0 then begin
x1:=(-b+sqrt(d)) / (2*a);
x2:=(-b - sqrt(d))/(2*a);
end;
else if d=0 then x1=x2= - b /(2*a)
else write ("no specific solution because d<0");
writeln('x1=', x1);
writeln('x2=',x2);
readln;
end.
The answer is B; Draw a text box and enter text
By default, we add text to a PowerPoint slide by typing it directly into a placeholder. However, you can use a text box to enter text into a blank slide or outside the placeholders. To add text on a blank slide click on the insert menu and select the Text box option. Click and hold down your mouse button while you drag the mouse. You will then clink inside the text box and starting typing.
Answer:
Symmetric encryption or single key encryption
