Which of the following is a part of the system unit ?
Which of the following is a part of the system unit ?
		A. CPU 
B. Monitor
C. CD-ROM
D. Floppy disk
		A. CPU 
B. Monitor
C. CD-ROM
D. Floppy disk
		A. physical signalling sublayer 
B. physical data sublayer
C. physical address sublayer
D. none of these
		A. EDGE
B. LTE
C. DSL
D. Both A and B 
		A. Very small analog terminal
B. Very small aperture terminal 
C. Varying size aperture terminal
D. Very small application terminal
		A. system units 
B. output devices
C. storage components
D. Input devices
		A.  Bus lines 
B. Wire Lines
C. Logic Paths
D. Gate ways
		A. bridge
B. firewall
C. router 
D. none of these