Programming Quiz Questions and Answers

1

What is the primary characteristic of Big Data?

▼

A

No structure

B

Small volume

C

High velocity

D

Manual entry

2

Which term describes data that is not organized in a database?

▼

A

Static

B

Relational

C

Cached

D

Unstructured

3

What is the main goal of Big Data analytics?

▼

A

Extracting insights

B

Reducing storage

C

Deleting files

D

Encrypting emails

4

Which tool is commonly used to process large datasets?

▼

A

Paint

B

Apache Hadoop

C

Notepad

D

Calculator

5

What does the 'V' in the 3Vs of Big Data stand for?

▼

A

Variable

B

Vector

C

Value

D

View

6

Which cloud service is often used for Big Data storage?

▼

A

Floppy Disk

B

Amazon S3

C

USB Drive

D

CD-ROM

7

Why do companies collect Big Data?

▼

A

To make predictions

B

To waste memory

C

To slow networks

D

To hide files

8

What is a common source of Big Data?

▼

A

Typewriters

B

Paper logs

C

Social media

D

Fax machines

9

What is 'Data Mining'?

▼

A

Backing up disks

B

Removing data

C

Discovering patterns

D

Printing data

10

Which format is popular for storing Big Data?

▼

A

Video

B

Ink

C

JSON

D

Audio

11

What does a Data Scientist do?

▼

A

Designs fonts

B

Analyzes data

C

Sells cables

D

Fixes hardware

12

What is 'Velocity' in Big Data?

▼

A

Data speed

B

Data weight

C

Data size

D

Data color

13

What is 'Variety' in Big Data?

▼

A

Empty storage

B

Same source

C

Different types

D

Single file

14

What is 'Volume' in Big Data?

▼

A

Screen brightness

B

Amount of data

C

Network speed

D

Sound level

15

Which database is common for Big Data?

▼

A

Paint

B

NoSQL

C

Excel

D

Word

16

What is an algorithm?

▼

A

A step-by-step procedure

B

A screen resolution

C

A computer virus

D

A hardware component

17

Which algorithm is used to put items in order?

▼

A

Printing

B

Sorting

C

Searching

D

Deleting

18

What is the Big-O notation used for?

▼

A

Complexity analysis

B

Finding errors

C

Measuring speed

D

Naming variables

19

Which search is faster on a sorted list?

▼

A

Manual Search

B

Binary Search

C

Linear Search

D

Random Search

20

What does O(1) represent in Big-O?

▼

A

Linear time

B

Exponential time

C

Slow time

D

Constant time

21

Which is a common sorting algorithm?

▼

A

Square Sort

B

Bubble Sort

C

Triangle Sort

D

Circle Sort

22

What does a search algorithm do?

▼

A

Sorts items

B

Finds an item

C

Deletes items

D

Copies items

23

What is the result of a linear search if not found?

▼

A

Error

B

Restart

C

Null or -1

D

Infinity

24

What is the worst-case for linear search?

▼

A

O(n)

B

O(n^2)

C

O(1)

D

O(log n)

25

What is the first step of binary search?

▼

A

Sort the list

B

Check the middle

C

Print the list

D

Delete the list

26

Which notation represents linear time?

▼

A

O(n^2)

B

O(1)

C

O(n)

D

O(log n)

27

Which is an efficient sorting method?

▼

A

Basic Sort

B

Slow Sort

C

Quick Sort

D

Lazy Sort

28

What is 'n' in Big-O notation?

▼

A

Input size

B

Name of app

C

Number of users

D

Network delay

29

Which algorithm is simple but slow?

▼

A

Merge Sort

B

Bubble Sort

C

Quick Sort

D

Heap Sort

30

What does a sorting algorithm output?

▼

A

Random list

B

Deleted list

C

Empty list

D

Ordered list

31

Which company makes the iOS operating system?

▼

A

Apple

B

Samsung

C

Microsoft

D

Google

32

Which language is primary for native Android?

▼

A

Kotlin

B

CSS

C

HTML

D

Swift

33

What is the official Android app store?

▼

A

App Store

B

Google Play

C

Windows Store

D

Web Store

34

Which language is standard for iOS?

▼

A

Swift

B

Java

C

PHP

D

C#

35

What is the IDE for Android development?

▼

A

Notepad

B

Android Studio

C

Xcode

D

Paint

36

What is the IDE for iOS development?

▼

A

Android Studio

B

Visual Studio

C

Xcode

D

Eclipse

37

Which OS is open source?

▼

A

iOS

B

Android

C

macOS

D

Windows

38

Which file format is used for Android apps?

▼

A

DOC

B

TXT

C

APK

D

EXE

39

Which company maintains Android?

▼

A

Google

B

Sony

C

Nokia

D

Apple

40

What is cross-platform development?

▼

A

One code for both

B

Buying two apps

C

Only for web

D

Using two phones

Programming Quiz Questions and Answers

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