The use of spooler programs and/or .... Hardware allows personal computer operators to do the processing work at the same time a printing operation is in progress?

A. Central Program Unit

B. Central Processing Unit

C. Control Processing Unit

D. Computer Primary Unit

A. RAM

B. ROM

C. Cache

D. Flash

A. HTTP

B. FTP

C. HTTPS

D. SMTP

A. Printer

B. Monitor

C. Mouse

D. Speaker

A. Intel

B. AMD

C. Amazon Web Services

D. Dell