Why would a notebook computer only show 64MB of RAM after you have just upgraded the system to 256MB of RAM? . a. Incorrect memory type . b. CMOS needs to be configured . c. BIOS needs upgrading . d....

Why would a notebook computer only show 64MB of RAM after you have just upgraded the system to 256MB of RAM? . a. Incorrect memory type . b. CMOS needs to be configured . c. BIOS needs upgrading . d. Improper memory allocation by the operating system What type of interface is normally used to support an external CD-ROM? ? a. IDE ? b. RS-232C ? c. SCSI ? d. MFM