Answer:
java: error
C: false
Explanation:
In Java the compiler understand that you are trying to compare an integer (15) with a boolean (10 > 5) this generate the next error:
error: bad operand types for binary operator
In C the compiler convert (15 > 10 > 5) in (15>10) > (10>5) which is equal to TRUE > TRUE, the compiler can also read it as 1 > 1 (since 1 is TRUE and 0 is FALSE). like 1>1 is false then C program return false.
Answer:
b. & Puihaha
Explanation:
PHP variables are supposed to start with a $ sign.
Other rules followed by PHP variables are:
Starting character in variable name (after $) must be letter or _.
Other characters in variable names can be letters,numbers or _.
a. $_Puihaha
c. $Pui_haha
d. $Puihaha
satisfy these rules.
Whereas , b. & Puihaha does not satisfy as it starts with '&'. Moreover it also contains an invalid space character in the variable.
A composite primary key applies to more than one field. <span>A table can have only one primary key, which may consist of single or multiple fields.</span>
A composite primary key is selected from Design view. <span>In Design </span>view<span>, you can use the </span>Primary Key<span> button to assign or remove the </span>primary key<span> designation for the </span>selected<span> field or fields.</span>
It's a malware, and it basically let's the person/hacker/culprit get information off your computer without the owner of the computer knowing that the person is doing it. It's often used to find keystrokes, passwords, online interaction, and other personal data.
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