EKT 1 2015 Answer Key CSE and IT

On Sunday 22nd February IAF conducted nation wide Engineering Knowledge Test EKT 1 2015 for technical entry in Indian Air Force. Candidates from computer science engineering stream CSE/CS or information  technology stream IT and similar have attempted EKT of their particular stream. These candidates are now searching for EKT 1 2015 answer key CSE.

Download EKT 1 2015 answer key CSE IT

 

To download EKT 1 2015 answer key CSE IT  click on the link given below

EKT 1 2015 for CSE IT consisted objective type questions from topic given below:

Fundamental Engineering:  Engineering Mathematics, Engineering Physics, Engineering Drawing.

Specialisation Branch Topics: Analog and Digital Electronics,  Electronic Devices, Computer Networks, Network Theory Design, Switching Theory, Information Technology.

Allied Engineering Topics: Control Engineering, Telecommunication Systems, Microwave Engineering, Antenna and Wave Propagation, Electrical Engineering, Instrumentation, Radar Theory.

Below given are the sample questions that arrived in EKT 1 2015 for computers science.

Q1. If the centre of a circle is (-6,8) and it passes through the origin, then equation to its tangent at the origin is

(a) 2y=x

(b) 4y=3x

(c) 3y=4x

(d) 3x+4y=0

Q2. The liquid is flowing separately through each of two pipes whose diameters are in the ratio of 2:1, if the ratio of the velocities of flow in the two pipes by 1:2, then the ratio of the amounts of the liquid flowing per sec through the pipe will be

(a) 2:1

(b) 1:1

(c) 4:1

(d) 1:8

Q3. If  then the derivative of f (x) at x=3 is

(a) 6

(b) 7

(c) 8

(d) -8

Q4. Given P(A) = 1/4, P(B)=1/3 and P(AUB)= 1/2. Value of P(A/B) is

(a) 1/4

(b) 1/3

(c) 1/6

(d) 1/7

Q5. The angle between two vectors a = i+2j-k and b=2i+j+k is

(a) 30 deg

(b) 45 deg

(c) 60 deg

(d) 90 deg

Q6. Newton is unit of force. It is the unit in

(a) MKS system

(b) CGS system

(c) FPS system

(d) None of these

Q7. A Farad is defined as

(a) stat coulomb /volt

(b) coulomb/volt

(c) coulomb x volt

(d) stat coulomb x volt

Q8. Permeance of a magnetic circuit corresponds to the following quantity in electrical circuit

(a) conductivity

(b) resistivity

(c) conductance

(d) resistance

Q9. Hydrometer is an instrument for measuring

(a) relative humidity

(b) pressure of water

(c) volume of liquids

(d) specific gravity

Q10. Radioactivity is a property of

(a) atomic nuclei

(b) excited electron

(c) gamma rays

(d) ultraviolet light

Q15. Which part of the computer is used for calculating and comparing?

(a) Disk unit

(b) Control unit

(c) ALU

(d) Modem

Q16. A CPU’s processing power is measured in

(a) IPS

(b) CPS

(c) MIPS

(d) nano-seconds

Q17. Which computer memory is volatile?

(a) RAM

(b) ROM

(c) EPROM

(d) PROM

Q18. The computer code for the interchange of information between terminals is

(a) ASCII

(b) BCD

(c) EBCDIC

(d) All of these

Q19. Which of the following is not a sequential storage device?

(a) Magnetic disk

(b) Magnetic tape

(c) Paper tape

(d) All of these

Q20. The data recording area between the blank gaps on magnetic tape is called a/an.

(a) record

(b) block

(c) field

(d) database

Q21. On a systems flowchart, the online manual keeping of input data is identified by using the

(a) online storage symbol

(b) online keyboard symbol

(c) keeping operation symbols

(d) manual operation symbols

Q22. An example of a hierarchical data structure is

(a) array

(b) link list

(c) tree

(d) ring

Q23. Which of the following system software does the job of merging the records from two files into one?

(a) security software

(b) utility program

(c) networking software

(d) documentation system

Q24. Virtual Memory

(a) is a method of memory allocation by which the program is subdivided into equal portions, or pages and core is subdivided into equal portions or blocks

(b) consists of those addresses that may be generated by a processor during execution of a computation

(c) is a method of allocating processor time

(d) allows multiple programs to reside in separate areas of core at the time

Q25. Which is a permanent database in the general model of compiler?

(a) literal Table

(b) identifier Table

(c) terminal Table

(d) source code

Q40. The slowest transmission speeds are those of

(a) twisted-pair wire

(b) coaxial cable

(c) fiber-optic cable

(d) microwaves

Q41. How many digits of the Network User Address are known as the DNIC (Data Network Identification Code)?

(a) first three

(b) first four

(c) first five

(d) first seven

Q42. The most flexibility in how devices are wired together is provided by

(a) bus networks

(b) ring networks

(c) star networks

(d) T-switched networks

Q43. An FM signal contains intelligence in

(a) it’s frequency variations

(b) it’s amplitude variations

(c) both amplitude and frequency variations

(d) none of these

Q44. In PCM system

(a) a large bandwidth is required

(b) the biggest disadvantage is its incompatibility with TDM

(c) companding is used to overcome quantising noise

(d) none of the above

Q45. The all-day efficiency of a transformer depends on

(a) its copper loss

(b) its iron loss

(c) both (a) & (b)

(d) None of these

Q46. Slip rings for induction motor are made of

(a) copper

(b) aluminum

(c) carbon

(d) phosphor bronze

Q47. One of the characteristic of single phase motor is that it

(a) is self-starting

(b) is not self-starting

(c) requires only one winding

(d) can rotate in one direction only

Q48. If the input to a differentiating ckt is saw -tooth wave then output will be _____ wave

(a) Square

(b) Rectangular

(c) Triangular

(d) Saw-tooth

Q49. Which gate acts as universal gate?

(a) AND

(b) NAND

(c) OR

(d) EX-OR

Q50. A 32 bit microprocessor has word length equal to

(a) 1 byte

(b) 2 byte

(c) 4 byte

(d) 8 byte

 EKT 2015 Answer Keys CSE and IT

To download the complete EKT 1 2015 answer key CSE IT, click on link given in the above section.