List of top Computer Science Questions

Consider a computer system connected with a transmission medium having minimum frequency 500 kHz and maximum frequency 1500 kHz. A user wants to upload a text document at the rate of 10 (1 page = 1600 characters and each character is of 8 bits) pages per 20 seconds. Simultaneously, he is also receiving data from the system from the transmission medium. On the basis of the above assumptions, answer the following questions:
Temperature, Rainfall, and Humidity Data for 5 States
StateAvg Temp (°C)Rainfall (in cm)Humidity
Assam2015010.6
Delhi30707.5
Kerala2012010.9
Rajasthan35505.6
Telangana28908.7

Using the above data frame answer the questions:
What are two advantages of using fiber-optic cabling instead of UTP (any two)?
A. Lower cost B. Easier to install
C. Allows longer distances D. Less affected by external signals
E. Easier to terminate the cable ends.
Choose the correct answer from the options given below:
Choose the options which come under the category of net etiquettes
A. Be Ethical B. Respect Privacy
C. Be Responsible D. Be Respectful
Choose the correct answer from the options given below:
The process of secret capture and analysis of network traffic by malicious users is called:
The way a dataset is arranged into rows and columns is referred to as the shape of data. Following function is used to reshape and create a new DataFrame from the original one:
Match List I with List II
LIST ILIST II
A. Mesh topologyIII. Each node is connected to two other devices, one each on either side
B. Ring topologyIV. Each communicating device is connected with every other device
C. Bus topologyI. Single backbone wire shared among the nodes
D. Star topologyII. Each communicating device is connected to a central networking device
Single row or scalar functions are applied on a single value and return a single value.
Which of the following is NOT a Date Function?
Match List I with List II
LIST ILIST II
A. DataFrame.std()IV. Standard Deviation
B. DataFrame.describe()III. Descriptive statistical values
C. DataFrame.var()I. Variance
D. DataFrame.mode()II. Value that appears most
........ and .......... are popular free and open source software tools.
Unsolicited commercial email is known as:
Creative creations of mind such as patents, trademark, and copyright are called:
Match List I with List II
LIST ILIST II
A. Doxing operationsIV. Cyber bullying
B. FOSSIII. It grants a user substantial rights and freedom
C. WORMII. It is a program which copies itself across a network
D. TROJAN HORSEI. It is a program which is intended to carry out malicious operations
Digital footprints are trail of data reflecting the activities per formed by us online. The two types of digital footprints are:
(1) Tech
(2) Smart
(3) Passive
(4) Active
Choose the correct answer from the options given below:
Anyone who uses digital technology along with internet is known as:
(1) Responsible citizen
(2) Netizen
(3) Good citizen
(4) Digital citizen
Choose the correct answer from the options given below:
Which of the following plots makes it easy to compare two or more distributions on the same set of axes?
Which of the following is not a web browser?
Cancer patient analysis in the Mumbai region is to be plotted. The command used to give title to X-axis as "No. of patients" in the graph is:
The scatter() function
Which of the following statements is used to create a histogram of 'step' type with 20 bins?
Match List I with List II
LIST ILIST II
A. SlammerIV. Virus
B. MicrowaveII. Uni directional
C. Radio waveI. Omni directional
D. White hatsIII. Ethical hacker
Which of the following is not an aggregate function that can be applied to a DataFrame?
Which of the following is not a Descriptive Statistical method that can be applied to a DataFrame?
Match List I with List II
LIST ILIST II
A. RDBMSIII. Store data in related table
B. Primary KeyI. Unique identification of tuples
C. Tuple is collection ofII. Attribute Value
D. Database Schema and ConstraintsIV. Database catalog
Which of the following denotes a missing value in a DataFrame?