41. The primary purpose of an operating system is to:

A. make computer easier to use
B. keep system programmers employed
C. make the most efficient use of the hardware
D. allow people to sue the computers
E. None of the above

42. Which of the following is true about pseudocode

A. A machine language
B. An assembly language
C. A high-level language
D. All of the above
E. None of the above

43. The principles of structured programming forbid the use of

A. WHILE-DO
B. GOTO
C. IF-THEN-ELSE
D. DO-WHILE
E. None of the above

44. Which of the following capabilities is required for a system program to execute more than one program at a time?

A. word processing
B. compiling
C. virtual memory
D. multitasking
E. None of the above