35251. The slowest transmission speeds are those of
35252. A noiseless 3 KHz Channel transmits bits with binary level signals. What is the maximum data rate?
35253. Carrier is
35254. What can greatly reduce TCP/IP configuration problems?
35255. In CRC there is no error if the remainder at the receiver is _____.
35256. Which of the following statements is correct for the use of packet switching?
35257. A front-end processor is
35258. What is the port number for NNTP?
35259. Eight stations are competing for the use of a shared channel using the 'Adaptive tree Walk Protocol'. If the stations 7 and 8 are suddenly become ready at once, how many bit slots are needed to resolve the contention?
35260. Usually, it takes 10-bits to represent one character. How many characters can be transmitted at a speed of 1200 BPS?
35261. To connect a computer with a device in the same room, you might be likely to use
35262. Internet-like networks within an enterprise.
35263. How many bits internet address is assigned to each host on a TCP/IP internet which is used in all communications with the host?
35264. With an IP address of 100, you currently have 80 subnets. What subnet mask should you use to maximize the number of available hosts?
35265. Which of the following types of channels moves data relatively slowly?
35266. Which of the following is required to communicate between two computers?
35267. Which of the following does not allow multiple users or devices to share one communications line?
35268. The geostationary satellite used for communication systems
35269. Telecommunication networks frequently interconnect an organization with its customers and suppliers. Select the best fit for answer:
35270. The packets switching concept was first proposed
35271. The _____ houses the switches in token ring.
35272. What device separates a single network into two segments but lets the two segments appear as one to higher protocols?
35273. Which of the following refers to the terms "residual error rate"?
35274. Which of the following summation operations is performed on the bits to check an error-detecting code?
35275. The research and development department at your office has been experimenting with different technologies to help improve the performance of the network. One group has been examining the use of a broadband network versus a based band network. Select the correct statement about broadband and baseband.
35276. The average of 11 results is 60. If the average of the first 6 result is 59 and that of the last six is 62, find the sixth result?
35277. The cheapest modems can transmit
35278. Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission?
35279. What is the usual number of bits transmitted simultaneously in parallel data transmission used by microcomputers?
35280. The receive equalizer reduces delay distortions using a
35281. Four routers have to be interconnected in a point-to-point Network. Each pair of root us may connected by a high-speed line, a medium speed line or a low speed line. Find the total number of topologies.
35282. A network consists of eight NT servers. You are planning to move servers to different segments of your network, what utility should be used at each server to determine which server generates the most traffic?
35283. Sending a file from your personal computer's primary memory or disk to another computer is called
35284. What is the name of the software package that allows people to send electronic mail along a network of computers and workstations?
35285. The communication mode that supports two-way traffic but only one direction at a time is
35286. HMP (Host Monitoring Protocol) is:
35287. Which of the following is a voiceband channel?
35288. A 8-Mbps token ring has a token holding timer value of 10 msec. What is the longest frame (assume header bits are negligible) that can be sent on this ring?
35289. Data are sent over pin _____ of the EIA-232 interface.
35290. Two reaction theory is used in the analysis of Synchronous machine to take into account the:
35291. Demodulation is a process of
35292. Internet-like networks between a company and its business partners. Select the best fit for answer:
35293. An example of an analog communication method is
35294. Which of the following layer protocols are responsible for user and the application programme support such as passwords, resource sharing, file transfer and network management?
35295. What frequency range is used for FM radio transmission?
35296. Transmission of computerised data from one location to another is called
35297. Compared to analog signals, digital signals
35298. FDDI is a
35299. An anticipated result from multiprogramming operations is:
35300. A central computer surrounded by one or more satellite computers is called a