20 Engineering Knowledge Test [EKT] Questions For CSE/IT

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Ques 1: Which of the following is correct for a gated D-type flip-flop?
(a). The output toggles if one of the inputs is held HIGH.
(b). The output complement follows the input when enabled.
(c). The Q output is either SET or RESET as soon as the D input goes HIGH or LOW.
(d). Only one of the inputs can be HIGH at a time.
Answer: (c)

Ques 2: What is the significance of the J and K terminals on the J-K flip-flop?
(a). The letters represent the initials of Johnson and King, the co-inventors of the J-K flip-flop.
(b). All of the other letters of the alphabet are already in use.
(c). The J represents “jump,” which is how the Q output reacts whenever the clock goes HIGH and the J input is also HIGH.
(d). There is no known significance in their designations.
Answer: (d)

Ques 3: TCP/IP model does not have ______ layer but OSI model have this layer.
a) session layer
b) presentation layer
c) application layer
d) both (a) and (b)
Answer: (d)

Ques 4: A piece of data that can be transferred between CPU and backing store as a single unit is called (a) block
(b) streamer
(c) cartridge
(d) gaps
Answer: (a)

Ques 5: Common gateway interface is used to
a) generate executable files from web content by web server
b) generate web pages
c) stream videos
d) none of the mentioned
Answer: (a)

Ques 6: Which one of the following input device is user-programmable?
a. Dumb terminal
b. Smart terminal
c. VDT
d. Intelligent terminal
Answer: (d)

Ques 7: Which of the following is not a primary storage device?
a. Magnetic tape
b. Magnetic disk
c. Optical disk
d. None of the above
Answer: (d)

Ques 8: In linear search algorithm the Worst case occurs when
a.    The item is somewhere in the middle of the array
b.    The item is not in the array at all
c.    The item is the last element in the array
d.    The item is the last element in the array or is not there at all
Answer: (d)

Ques 9: The operation of processing each element in the list is known as
a.    Sorting
b.    Merging
c.    Inserting
d.    Traversal
Answer: (d)

Ques 10: Which of the following language is used to specify database Schema ?
(a) Data Manupulation Language
(b) Data Management Language
(c) Data Definition Language
(d) Data Development Language
Answer: (c)

Ques 11: Which of the following function cannot be performed by SQL ?
(a) Updating records
(b) Creating views in a database
(c) Creating Complex UI
(d) Setting permissions on tables
Answer: (c)

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Ques 12: Which is not the state of the process ?
(a) Blocked
(b) Running
(c) Ready
(d) Privileged
Answer: (d)

Ques 13: FIFO scheduling is ________.
(a) Non Preemptive Scheduling
(b) Deadline Scheduling
(c) Preemptive Scheduling
(d) Fair share scheduling
Answer: (a)

Ques 14: A line connecting the points (1,1) and (5,3) is to be drawn, using DDA algorithm.Find the value of x and y increments
(a) x-increments = 1; y-increments =1
(b) x-increments = 0.5; y-increments =1
(c) x-increments = 1; y-increments =0.5
(d) None of above
Answer: (c)

Ques 15: An association of several structure of a data base can be expressed graphically by?
(a) Tuple
(b) Record
(c) Relationship
(d) Field
Answer: (c)

Ques 16: Three SQL, DDL, CREATE commands are ________ .
(a) Schema, Base and Table
(b) Key, Base and Table
(c) Base, Table and Schema
(d) Schema, Table and View
Answer: (d)

Ques 17: If the solution of quadratic equation x2-11x+22 are x=3 and x=6, then the base of the number is
(a) 6
(b) 7
(c) 8
(d) 9
Answer: (c)

Ques 18: If A = {0,2) and B = {1,3), then Cartesian product ?
(a) AxB = BxA
(b) AxB not equal BxA
(c) is not possible
(d) None of the above
Answer: (b)

Ques 19: If A =[5,6,7] and B=[7,8,9]then A U B is equal to:
(a) [7,8,9]
(b) [5,6,7]
(c) None of these
(d) [5,6,7,8,9]
Answer: (d)

Ques 20: The number of proper subsets of the set {1, 2, 3} is.
(a) 6
(b) 7
(c) 5
(d) 8
Answer: (a)

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