In this article we will see latest 25 questions that are important for AFCAT technical branch applicants from Btech/B.E of electronics communication (and related) or electrical electronics (and related) streams.
AFCAT EKT 2 2017 ONLINE COACHING
Top 25 AFCAT EKT 2 2017 MCQs for ECE/EC/EE/EEE Branch
(1) The top, front, and bottom views align in this manner: | ||
a. Horizontally | ||
b. Vertically | ||
c. According to the planar views | ||
d. Parallel to the frontal plane |
(2) Which of the following projection methods does not use projectors perpendicular to the projection plane? | ||
a. isometric | ||
b. orthographic | ||
c. oblique | ||
d. axonometric |
(3) What is the relation between wavelength, frequency and velocity ? | ||
a. velocity of wave = frequency * wavelength | ||
b. velocity of wave = frequency/wavelength | ||
c. velocity of wave = wavelength/frequency | ||
d. None of above |
(4) What are audible sound waves ? | ||
a. Having frequency less than 20 Hz | ||
b. Having frequency between 20 Hz to 20000 Hz | ||
c. Having frequency more than 20000 Hz | ||
d. None of above |
(5) Which are the primary Colours ? | ||
a. Yellow, Green, Blue | ||
b. Red, Magenta, Blue | ||
c. Red, Green, White | ||
d. Red, Green, Blue |
(6) Device used to measure potential difference between two points in a circuit is______ | ||
a. Ammeter | ||
b. Galvanometer | ||
c. Voltmeter | ||
d. None of above |
(7) The area bounded by the parabola 2y=x2 and the lines x=y-4 is equal to ____. | ||
a. 6 | ||
b. 18 | ||
c. Infinity | ||
d. None of the above |
(8) If at every point of a certain curve, the slope of the tangent equals -2x/y, the curve is ____. | ||
a. A straight line | ||
b. A parabola | ||
c. A circle | ||
d. An ellipse |
(9) What is the average value of the function g(x) = (2x+3)2 on the interval from x = -3 to x = -1? | ||
a. 7/3 | ||
b. -4 | ||
c. 5 | ||
d. 3 |
(10) If a function is continuous at a point its first derivative | ||
a. May or may not exist | ||
b. Exist always | ||
c. Exists at infinity | ||
d. Exist at unique value |
(11) The function f(x) = ex is ___. | ||
a. Even | ||
b. Odd | ||
c. Neither even or odd | ||
d. None of the above |
(12) The area enclosed between the parabola y=x2 and the straight line y=x is ___. | ||
a. 1/8 | ||
b. 1/6 | ||
c. 1/3 | ||
d. 1/2 |
(13) A noiseless 3 KHz Channel transmits bits with binary level signals. What is the maximum data rate? | ||
a. 3 Kbps | ||
b. 6 Kbps | ||
c. 12 Kbps | ||
d. 24 Kbps |
(14) What can greatly reduce TCP/IP configuration problems? | ||
a. WINS Server | ||
b. WINS Proxy | ||
c. DHCP Server | ||
d. PDC |
(15) Usually, it takes 10-bits to represent one character. How many characters can be transmitted at a speed of 1200 BPS? | ||
a. 10 | ||
b. 12 | ||
c. 120 | ||
d. 1200 |
(16) To connect a computer with a device in the same room, you might be likely to use | ||
a. coaxial cable | ||
b. dedicated line | ||
c. ground station | ||
d. All of the above |
(17) Which of the following types of channels moves data relatively slowly? | ||
a. wideband channel | ||
b. voiceband channel | ||
c. narrowband channel | ||
d. broadband channel |
(18) The geostationary satellite used for communication systems | ||
a. rotates with the earth | ||
b. remains stationary relative to the earth | ||
c. is positioned over equator | ||
d. All of the above |
(19) What device separates a single network into two segments but lets the two segments appear as one to higher protocols? | ||
a. Switch | ||
b. Bridge | ||
c. Gateway | ||
d. Router |
(20) An error-detecting code inserted as a field in a block of data to be transmitted is known as | ||
a. Frame check sequence | ||
b. Error detecting code | ||
c. Checksum | ||
d. flow control |
(21) Sending a file from your personal computer’s primary memory or disk to another computer is called | ||
a. uploading | ||
b. downloading | ||
c. logging on | ||
d. hang on |
(22) Transmission of computerised data from one location to another is called | ||
a. data transfer | ||
b. data flow | ||
c. data communication | ||
d. data management |
(23) A central computer surrounded by one or more satellite computers is called a | ||
a. bus network | ||
b. ring network | ||
c. star network | ||
d. All of the above |
(24) Slope overload” occurs in delta modulation when the | ||
a. frequency of the clock pulses is too low | ||
b. rate of change of analog waveform is too large | ||
c. step size is too small | ||
d. analog signal varies very slowly with time |
(25) In frequency modulation | ||
a. the frequency of the carrier remains constant | ||
b. the amplitude of carrier remains constant | ||
c. the amplitude of the carrier wave is varied | ||
d. the frequency of the signal is made equal to the carrier frequency |
This isn’t an episode of The Apprentice where you set someone up to take the hit, the SNP is simply putting their best people in the most optimal positions. I daresay the SNP’s (or more specifically Alex Sa&d1nml#82o7;s) woman problem is at least partly the reason why Sturgeon has such a high profile on this one.