题目内容

_____ cards are used to connect a computer to a network.

A. MiniDC
B. Network adapter
C. Battery
D. AC adapter

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_____ allow computers to be connected without cables.

A. Expansion slots
B. Sound cards
C. Wireless network cards
D. Ports

Network interface cards (NIC) are connected through _____ on the system board.

A. wireless network cards
B. ports
C. sound cards
D. expansion slots

_____ buses connect the CPU to memory on the system board.

A. System
B. Parallel
C. Firewire
D. SATA

The number of bits that can travel simultaneously down a bus is known as the bus _____.

A. expandability
B. width
C. lines
D. length