Answer:
A typical digital computer system has four basic functional elements: (1) input-output equipment, (2) main memory, (3) control unit, and (4) arithmetic-logic unit. Any of a number of devices is used to enter data and program instructions into a computer and to gain access to the results of the processing operation.
Explanation:
Answer: False
Explanation: Even though you can remember it is not really good because some hackers can track you passwords through those websites and could hack your account.
5x2 =69
Explication but brain
Answer:
b, c and d can't occur.
Explanation:
Order is preserved in queue. Option A is order preserving so only it will occur.