Computer Science - Networking

41.
With an IP address set starting with 150, you currently have six offices that you are treating as subnets. Plans are in place to open 10 more offices before the end of the year. What subnet mask should you use to satisfy the needed number of subnets and maximize the number of hosts available at each site?
192
224
240
248
252
Answer: Option
Explanation:
No answer description is available. Let's discuss.

42.
A machine that connects to two or more electronic mail systems and transfers mail messages among them is known as
Gateways
mail gateway
bridges
User Agent
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

43.
If digital data rate of 9600 bps is encoded using 8-level phase shift keying (PSK) method, the modulation rate is
1200 bands
3200 bands
4800 bands
9600 bands
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

44.
Error detection at a data link level is achieved by
bit stuffing
cyclic redundancy codes
Hamming codes
equalization
Answer: Option
Explanation:
No answer description is available. Let's discuss.

45.
When the computer provides the manager with a multiple choice of possible answers, the prompting technique is
question and answer
form filling
open-ended question
menu selection
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.