46. IBM’s Micro Channel Architecture (MCA) specifies which type of the following bit access widths?

A. 8 bit & 16 bit
B. 16 bit & 24 bit
C. 16 bit & 32 bit
D. 32 bit & 64 bit
E. None of the above

47. What is the best ground for a conductive work bench?

A. AC outlet
B. Ground to bend
C. To another device
D. Chassis ground
E. None of the above

48. What could cause a fixed disk error?

A. CDROM drive not installed
B. Incorrect CMOS settings
C. Incorrect RAM settings
D. All of the above
E. None of the above

49. A PC with a 486DX2 processor runs internally at 50Mhz. What speed would its external logic be running?

A. l0Mhz
B. 25Mhz
C. 50Mhz
D. 100 Mhz
E. None of the above

50. Match the device driver HIMEM.SYS to its operation.

A. Supports (ANSI) terminal emulation
B. Manages the use of extended memory
C. Uses expanded memory on a 80386 processor
D. Supports code page switching
E. None of the above