List of top Informatics Practices Questions asked in Common University Entrance Test

Read the following passage and answer the following question.
An engineering institute took their diploma students for an industrial visit to enhance their practical knowledge. After visiting the industry, students were very enthusiastic and inquisitive of the things they saw there. They asked their teacher about the helical grove cutting on a cylinder on external side using a machine called lathe. The teacher told them that this process is called threading and explained in detail.

Read the following passage and answer the following question.
Your Engineering Graphics teacher takes your class to the lab and shows the model of "Flange pipe Joint". He explained in detail how these joints are made and its specific uses. Later, he asked questions related to this joint in the class.

In conventional representation of external V-Thread, root is represented by _______ in its front view.

Choose the incorrect statement in case of plain washer:

The size of chamfer circle is taken as _____  in square/hexagonal headed bolt and nut with nominal diameter  ́d'.

The radius taken to draw crest/root in knuckle thread is________, where 'P' is the pitch of thread.

Both crest and root are round in

Chamfering of head of a bolt is done to

Number of Triangles in given figure:

A solid without any edge or vertex when visualized from any direction appears as a circle is

The only difference between isometric view and isometric projection of a cube is its

Methods of Malware identification used by Antivirus is?

___is used to represent the hidden edges of an object.

Match List - I with List - II.

List - I	List -II
(A) Phishing	(I) Code redirects user to fake website without user knowing
(B) Spyware	(II) Alters or deletes data
(C) Pharming	(III) Fake email replicates well known organization
(D) Viruses	(IV) Monitors information by monitoring key presses on a user's keyboard

Choose the correct answer from the options given below:

Nimish has stolen a credit card. He has used the card at petrol pump for fuel refilling in his car what type of offence it is :

Which of the following function will display the average of each row of a dataframe named df?

Consider an example(s):
A person is listening into the transmissions on a LAN between two workstations or tuning into transmissions between a wireless handset and a base station.
The above situation(s) is the example of :

How many maximum communicating devices are allowed to build a personal area network in Bluetooth technology?
 

What is a stand alone computer system?

In an optical fibre, the inner core is

Which waves having frequency range of 300 GHz-400 THz?

The five characteristics of wired Transmission media are listed below. Which of them is/are applicable for Twisted pair cable ?
(A) They carry data as light
(B) They are best suited to carry signals of higher frequencies to a longer distance
(C) Most commonly used in telephone lines and LANS
(D) They are comparatively expensive
(E) The cables appears like DNA helical structure
Choose the correct answer from the options given below:

Besides routing data packets, also maintain information about the host network's internal connection paths and the identified paths of other remote networks.

What inference can you make out of the following code ?
plt.plot(x, y) plt.plot(x, z)
plt.legend(loc= "upper left”)

A box and whisker plot summarizes following important data descriptors.