281. Which one of the accompanying protocols isn’t utilized in the web?
A. HTTP
B. DHCP
C. DNS
D. None of the mentioned
282. IPv6 addresses have a size of:
A. 32 Bits
B. 64 Bits
C. 128 Bits
D. 265 Bits
283. The Internet works on:
A. Packet Switching
B. Circuit Switching
C. Both A and B
D. None of the mentioned
284. Which one of the following is not an application-layer protocol used on the internet?
A. Remote Procedure Call (RPC)
B. Internet Relay Chat (IRC)
C. Resource Reservation Protocol (RSVP)
D. None of the mentioned
285. Which convention assigns IP addresses to the client connected to the internet?
A. DHCP
B. IP
C. RPC
D. None of the mentioned
286. Which one of the following is not used in media access control?
A. Ethernet
B. Digital Subscriber Line
C. Fiber Distributed Data Interface
D. None of the mentioned
287. IPsec is designed to provide security at the:
A. Transport Layer
B. Network Layer
C. Application Layer
D. Session Layer
288. In tunnel mode, IPsec protects the:
A. Entire IP Packet
B. IP Header
C. IP Payload
D. None of the mentioned
289. To open an existing workbook, click the open button on the _ toolbar?
A: Standard
B: Form
C: Drawing
D: Formatting
290. ___ is the ability of a device to “jump” directly to the requested data?
A: Random access
B: Sequential access
C: Quick access
D: All of the above
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