2016

Answer : 5:19 Explanation : Starting with the watch on the left, add 42 minutes to the time shown to give the time on the next watch to the right. […]

21. In a network with dozens of switches, how many root bridges would you have? A. 1 B. 2 C. 5 D. 12 Answer: Option A Explanation: You should have

16. How often are BPDUs sent from a layer 2 device? A. Never B. Every 2 seconds C. Every 10 minutes D. Every 30 seconds Answer: Option B Explanation: Every

11. Which protocol does DHCP use at the Transport layer? A. IP B. TCP C. UDP D. ARP Answer: Option C Explanation: User Datagram Protocol is a connection network service

6. Which WLAN IEEE specification allows up to 54Mbps at 2.4GHz? A. A B. B C. G D. N Answer: Option C Explanation: IEEE 802.11B is 2.4GHz, but with a

1. How long is an IPv6 address? A. 32 bits B. 128 bytes C. 64 bits D. 128 bits Answer: Option D Explanation: An IPv6 address is 128 bits long.

6. Exclusive-OR (XOR) logic gates can be constructed from what other logic gates? A. OR gates only B. AND gates and NOT gates C. AND gates, OR gates, and NOT

1. The output will be a LOW for any case when one or more inputs are zero in a(n): A. OR gate B. NOT gate C. AND gate D. NAND

11. What is the resultant binary of the decimal problem 49 + 1 = ? A. 01010101 B. 00110101 C. 00110010 D. 00110001 Answer: Option C Explanation: No answer description

6. The weight of the LSB as a binary number is: A. 1 B. 2 C. 3 D. 4 Answer: Option A Explanation: No answer description available for this question.

1. Base 10 refers to which number system? A. binary coded decimal B. decimal C. octal D. hexadecimal Answer: Option B Explanation: No answer description available for this question. Let

6. Silicon atoms combine into an orderly pattern called a: A. covalent bond B. crystal C. semiconductor D. valence orbit Answer: Option B Explanation: No answer description available for this

1. Intrinsic semiconductor material is characterized by a valence shell of how many electrons? A. 1 B. 2 C. 4 D. 6 Answer: Option C Explanation: No answer description available

21. AC effective voltage is named: A. average B. peak C. peak-to-peak D. root mean square Answer: Option D Explanation: No answer description available for this question. Let us discuss.

16. Power companies supply ac, not dc, because: A. it is easier to transmit ac B. there is no longer a need for dc C. dc is more dangerous D.

6. What is the peak value of a household appliance that uses a 230 V ac source? A. 163 V B. 230 V C. 325 V D. 480 V Answer:

1. What are the two main applications for ac? A. direct, pulsating B. electric, magnetic C. power, information D. static, dynamic Answer: Option C Explanation: No answer description available for

51. If a metallic conductor has a positive temperature coefficient of resistance, then: A. as temperature increases, resistance decreases B. as current increases, resistance decreases C. as voltage increases, current

46. A 22-gauge wire will have a diameter in mils of: A. 10.03 B. 22.35 C. 45.26 D. 71.96 Answer: Option B Explanation: No answer description available for this question.

26. How many basic types of resistors exist? A. 1 B. 2 C. 3 D. 4 Answer: Option B Explanation: No answer description available for this question. Let us discuss.

26. How many basic types of resistors exist? A. 1 B. 2 C. 3 D. 4 Answer: Option B Explanation: No answer description available for this question. Let us discuss.

21. One problem with mechanically variable resistors is noticeable in audio circuits as: A. scratchy noise B. lack of bass response C. variable volume D. too much treble response Answer:

16. What is the most commonly used conductor in electronics? A. aluminum B. copper C. gold D. silver Answer: Option B Explanation: No answer description available for this question. Let

6. How is a 3.9 komega.gif resistor color-coded? A. red, white, red, gold B. red, green, orange, silver C. orange, white, red, gold D. orange, green, orange, silver Answer: Option

1. The resistivity of copper is: A. 9.9 omega.gif B. 10.7 omega.gif C. 16.7 omega.gif D. 17.0 omega.gif Answer: Option B Explanation: No answer description available for this question. Let