Main memory is volatile; whatever is stored in it is lost when the computer's power is turned off. True of false? True False Question 2 (2 points) The grouping of 8 bits to form a larger unit is an almost universal computer standard and is referred to as a character byte opcode word Question 3 (2 points) Another term for a program or set of programs is O procedure opcode software algorithm Question 4 (2 points) A repetition structure is also known as a(n) ___ structure. invocation selection sequence looping Question 5 (2 points) Collectively, the set of system programs used to operate and control a computer is called the application software operating system O hardware O pseudocode