List of top Computer Science Questions

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
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?
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:
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:
Creative creations of mind such as patents, trademark, and copyright are called:
........ and .......... are popular free and open source software tools.
Unsolicited commercial email is known as:
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 statements is used to create a histogram of 'step' type with 20 bins?
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 plots makes it easy to compare two or more distributions on the same set of axes?
Which of the following is not an aggregate function that can be applied to a DataFrame?
Which of the following denotes a missing value in a DataFrame?
Which of the following is not a Descriptive Statistical method that can be applied to a DataFrame?
Which one in the following options is not a constraint ?
Which SQL function will return the following output:
mysql> Select __?__ (53, 10); 
output __3
Match List I with List II
LIST ILIST II
A. SELECT LOWER('COMPUTER');IV. 'computer'
B. SELECT LEFT('COMPUTER', 3);I. 'COM'
C. SELECT RIGHT('COMPUTER', 4);II. 'UTER'
D. SELECT MID('COMPUTER', 2, 3);III. 'OMP'
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
............. sorts a given list of elements by repeatedly comparing the adjacent elements and swapping them if they are unordered.
Match List I with List II
LIST ILIST II
C. Deletion operationIV. Dequeue
A. Insertion in a queue atI. FRONT
B. Deletion in a queue atIII. REAR
D. Insertion operationII. Enqueue
In search by hashing, we have size of the hash table and the size of list, then:
This exception occurs whenever a local or global variable name is not defined.