PGTRB 2025 : Computer Science Test Series

Practice Smart, Score High!

Preparing for the PGTRB Computer Science Exam 2025? Then you already know—practice is the key to success. That’s why we at Shiksha Class have launched a comprehensive Test Series tailored specifically for PGTRB Computer Science aspirants.

In this blog, discover why our test series is your best tool to boost confidence, reduce exam fear, and ensure high scores.

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• ✅ 5000+ High-Quality Questions
• Carefully prepared based on the updated PGTRB Computer Science syllabus.
• ✅195 + Topic-wise, Unit-wise & Full-Length Tests
• Covers the entire syllabus with a structured approach.
• ✅ Questions with Same Difficulty Level as PGTRB
• Designed to reflect the actual exam pattern and standards.
• ✅ Detailed Explanations for Every Question
• Each question is followed by a clear, exam-oriented explanation.
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• Compete with fellow aspirants and monitor your improvement.Compete with fellow aspirants and monitor your improvement.

COMPUTER SCIENCE TEST SCHEDULE
UNIT I COMPUTER SYSTEM ARCHITECTURE
COURSE: PGTRB
SUBJECT: COMPUTER SCIENCE
TEST:  TOPIC WISE TEST

Test No	UNIT	TOPIC	SUBTOPIC	TEST	NO.OF QUESTIONS
1	1	Number Systems	Introduction to Number Systems	1	40
2	1		Conversion from One Number System to another and Weighted Binary Code, Non-Weighted Binary Code	2	35
3	1		Digital Codes, Alphanumeric Code and Error Detection and Error Correction Codes	3	35
4	1	Boolean Algebra	Introduction to Boolean Algebra	4	40
5	1		Boolean Logic, Boolean Operations and Operator Precedence	5	30
6	1		Laws of Boolean Algebra,  Representation of Boolean Functions and Simplification Methods in Boolean Algebra		30
7	1	Digital Logic Circuits and Components	Digital Computers, Logic Gates, Boolean Algebra,Map Simplifications,  Combinational Circuits and Flip-Flops	6	42
8	1		Sequential Circuits,  Integrated Circuits (ICs),  Decoders, Multiplexers, Registers and Counters and Memory Unit	7	42
9	1	Basic Computer Organization and Design and Programming the Basic Computer	Stored Program Organization and Instruction Codes, Computer Registers, Computer Instructions, Timing and Control and  Instruction Cycle,	8	35
10	1		Memory-Reference Instructions, Input-Output, Interrupt, Machine Language and Assembly Language	9	37
11	1	Programming the Basic Computer	Assembler, Program Loops, Subroutines, Input-Output Programming.	10	32
12	1	Central Processing Unit	General Register Organization and Stack Organization	11	30
13	1		Instruction Formats and Addressing Modes	12	30
14	1		RISC Computer and CISC Computer	13	30
15	1	Input-Output Organization and Memory Hierarchy	Peripheral Devices, Input-Output Interface, Asynchronous Data Transfer, Modes of Transfer	14	32
16	1		Priority Interrupt, DMA, Serial Communication and Main Memory	15	38
17	1	Memory Hierarchy	Auxiliary Memory, Associative Memory, Cache Memory, Virtual Memory and Memory Management Hardware.	16	30
UNIT II DATABASE MANAGEMENT SYSTEM
SL.NO	UNIT	TOPIC	SUBTOPIC	TEST	QUESTIONS
18	2	Database System Concepts and Architecture	Data  Models,  Schemas  and Instances	1	34
19	2		Three-Schema Architecture and Data Independence, Database Languages  and  Interfaces	2	34
20	2	Database System Concepts and Architecture  and Data Modeling	Centralized  and  Client/Server  Architectures  for DBMS and Entity Relationship Diagrams	3	32
21	2	Data Modeling	Relational Model and  Constraints	4	30
22	2		Languages and Design and Programming	5	30
23	2		Relational Database Schemas and  Relational Algebra and Relational Calculus	6	30
24	2	Data Modeling and Normalization for Relational Databases	Codd Rules and Functional  Dependencies  and Normalization	7	33
25	2	Normalization for Relational Databases	Algorithms for Query Processing and Optimization and Transaction Processing	8	36
26	2		Concurrency Control Techniques and  Database Recovery Techniques	9	36
27	2		Object and Object-Relational Databases and Database Security and Authorization	10	36
28	2	Constraints and Views	Constraints and its types and Integrity constraints	11	30
29	2		Check  constraints and  Referential  constraints	12	30
30	2		Introduction  to  views,  updates  on  views	13	30
31	2	Constraints and Views  and Transaction management and Concurrency control	comparison between tables and views , Transaction management, ACID  properties	14	37
32	2	Transaction management and Concurrency control	serializability  and  concurrency  control,  Lock based concurrency control (2PL, Deadlocks) and Time stamping methods	15	33
33	2	Transaction management and Concurrency control	optimistic methods, database recovery management	16	24
UNIT III SYSTEM SOFTWARE AND OPERATING SYSTEM
SL.NO	UNIT	TOPIC	SUBTOPIC	TEST	NO.OF QUESTIONS
34	3	System Software	Machine, Assembly and High-Level Languages	1	30
35	3		Compilers and Interpreters, Loading,	2	30
36	3		Linking and Relocation, Macros	3	30
37	3	System Software and Basics of Operating Systems	Debuggers and Operating  System  Structure	4	30
38	3	Basics of Operating Systems	Operations  and Services, System Calls	5	30
39	3		Operating-System Design and Implementation, System Boot	6	30
40	3	Process Management	Process  Scheduling  and  Operations,  Inter-process Communication	7	30
41	3		Communication  in  Client-Server  Systems,  Process Synchronization	8	30
42	3		Critical-Section  Problem and   Peterson’s  Solution	9	30
43	3		Semaphores and Synchronization	10	30
44	3	Threads	Multicore  Programming,  Multithreading  Models	11	30
45	3		Thread  Libraries and Implicit Threading	12	30
46	3	Threads and CPU Scheduling	Threading Issues and  Scheduling  Criteria  and  Algorithms	13	30
47	3	CPU Scheduling	Thread  Scheduling and Multiple Processor Scheduling	14	30
48	3	CPU Scheduling and Deadlocks	Real-Time Scheduling and Deadlock  Characterization	15	30
49	3	Deadlocks	Deadlock  Characterization,  Methods  for  Handling  Deadlocks,	16	30
50	3		Deadlock Prevention, Avoidance and Detection	17	30
51	3	Deadlocks and Memory Management	Recovery from Deadlock and Contiguous  Memory Allocation	18	30
52	3	Memory Management	Swapping,  Paging	19	30
53	3		Segmentation,  Demand  Paging	20	30
54	3		Page  Replacement,  Allocation  of  Frames	21	30
55	3		Thrashing, Memory-Mapped Files	22	30
UNIT IV DATA STRUCTURES AND ALGORITHMS
SL.NO	UNIT	TOPIC	SUBTOPIC	TEST	NO.OF QUESTIONS
56	4	Data Structures	Abstract  data  types, Arrays  and  their Applications	1	40
57	4		Sparse  Matrix, Stacks	2	40
58	4		Queues, Priority Queues	3	40
59	4	Data Structures and Trees and Graphs	Linked Lists and Trees	4	40
60	4	Trees and Graphs	Forest, Binary Tree	5	40
61	4		Threaded Binary Tree, Binary Search Tree	6	40
62	4		AVL Tree, B Tree	7	40
63	4		B+ Tree, B* Tree	8	40
64	4		Graphs, Sorting and Searching Algorithms	9	40
65	4	Trees and Graphs  and Performance Analysis of Algorithms and Recurrences	Hashing and Time  and  Space Complexities	10	35
66	4	Performance Analysis of Algorithms and Recurrences	Asymptotic Notation, Recurrence Relations	11	30
67	4	Design Techniques	Divide  and  Conquer,  Dynamic  Programming	12	34
68	4		Greedy Algorithms, Backtracking	13	34
69	4	Design Techniques and Graph Algorithms	Branch and Bound Breadth-First Search	14	35
70	4	Graph Algorithms	Depth-First Search, Shortest Paths	15	36
71	4		Maximum Flow, Minimum Spanning Trees	16	36
72	4	Advanced Algorithms	Parallel Algorithms for Sorting, Searching and Merging,	17	40
73	4		Approximation Algorithms, Randomized Algorithms.	18	40
UNIT V DATA COMMUNICATION AND COMPUTER NETWORKS
SL.NO	UNIT	TOPIC	SUBTOPIC	TEST	NO.OF QUESTIONS
74	5	Data Communication	Components of a Data Communication System, Simplex	1	30
75	5		Half Duplex and Duplex Modes of Communication, Analog and Digital Signals	2	30
76	5		Noiseless and Noisy Channels, Bandwidth	3	30
77	5		Throughput and Latency, Digital and Analog Transmission	4	30
78	5		Data Encoding and Modulation Techniques, Broadband and Baseband Transmission	5	30
79	5		Multiplexing, Transmission Media	6	30
80	5		Transmission Errors, Error Handling Mechanisms	7	30
81	5	Computer Networks	Network Topologies, Local Area Networks	8	32
82	5		Metropolitan Area Networks, Wide Area Network	9	32
83	5		Wireless Networks, Internet	10	32
84	5	Network Models	Layered Architecture, OSI Reference Model and its Protocols	11	30
85	5		TCP/IP Protocol Suite, Physical	12	30
86	5		Logical, Port and Specific Addresses	13	30
87	5	Network Models and Functions of OSI and TCP/IP Layers	Switching   Techniques , Framing and Error Detection and Correction	14	35
88	5	Functions of OSI and TCP/IP Layers	Flow and Error Control, Sliding Window Protocol, HDLC	15	30
89	5		Multiple Access – CSMA/CD, CSMA/CA, Reservation	16	30
90	5		Polling, Token Passing, FDMA and CDMA	17	40
91	5		TDMA, Network Devices, Backbone Networks, Virtual LANs	18	40
92	5	World Wide Web (WWW)	Uniform Resource Locator (URL), Domain Name Service (DNS), Mapping Names to Addresses and Addresses to Names	19	45
93	5		Electronic Mail Architecture, SMTP	20	30
94	5		POP and IMAP, TELNET and FTP	21	30
UNIT  VI PROGRAMMING WITH C++
SL.NO	UNIT	TOPIC	SUBTOPIC	TEST	NO.OF QUESTIONS
95	6	Language Design and Translation Issues	Programming Language Concepts, Paradigms and Models	1	40
96	6		Programming Environments, Virtual Computers and Binding Times	2	40
97	6		Programming Language Syntax, Stages in Translation	3	40
98	6		Formal Transition Models	4	30
99	6	Elementary Data Types	Properties of Types and Objects	5	30
100	6		Scalar and Composite Data Types	6	30
101	6	Object Oriented Programming	Class, Object	7	40
102	6		Encapsulation, Inheritance	8	40
103	6		Abstract Class, Polymorphism	9	40
104	6	Basics of C++	Tokens, Identifiers	10	40
105	6		Variables and Constants, Data types	11	40
106	6		Operators, Control statements	12	40
107	6	Functions	User-defined Functions, Parameter Passing	13	40
108	6	Functions and Class and Object	Virtual Functions and Constructors and Destructors	14	40
109	6	Class and Objects	Overloading, Inheritance	15	40
110	6	Class and Objects and Files and Event Handling	Templates and Streams and Files	16	40
111	6	Files and Event Handling	Multi-file Programs, Exception and Event Handling	17	40
UNIT VII PYTHON PROGRAMMING
SL.NO	UNIT	TOPIC	SUBTOPIC	TEST	NO.OF QUESTIONS
112	7	Basics	Python interpreter and interactive mode	1	40
113	7		debugging, values	2	40
114	7		types and int	3	40
115	7		float, Boolean	4	40
116	7		string and list	5	40
117	7		variables, expressions	6	40
118	7		statements, tuple assignment	7	40
119	7		precedence of operators, comments	8	40
120	7	Python libraries	Numpy, Pandas	9	40
121	7		Matplotlib, SciPy	10	40
122	7	Conditionals	Boolean values and operators	11	40
123	7		conditional statements, Iteration	12	40
124	7		statement, while	13	40
125	7		for, break	14	40
126	7	Conditionals and Functions	continue and Functions types	15	40
127	7	Functions	return values, parameters	16	40
128	7		local and global scope	17	40
129	7		function composition, recursion	18	40
130	7	Strings	string slices, immutability	19	40
131	7		string functions and methods	20	40
132	7		string module, Lists as arrays	21	40
133	7	Lists	list operations, list slices	22	40
134	7		list methods, list loop	23	40
135	7		mutability, aliasing	24	40
136	7		cloning lists, list parameters	25	40
137	7	Tuples	tuple assignment, tuple as return value	26	40
138	7		Dictionaries: operations	27	40
139	7		methods, advanced list processing	28	40
140	7		Iterator and generator	29	20
UNIT VIII WEB DEVELOPMENT
SL.NO	UNIT	TOPIC	SUBTOPIC	TEST	NO.OF QUESTIONS
141	8	HTML	Introduction – Basic Tags	1	40
142	8		formatting and fonts	2	40
143	8	HTML and Elements of HTML	Working with colour  and Working with Tables	3	40
144	8	Elements of HTML	Working with Images, Working with Links	4	40
145	8		List and Tables	5	40
146	8		Frame and Frameset	6	40
147	8		Forms and Controls	7	40
148	8	CSS	Introduction to Cascading Style Sheet	8	40
149	8		using CSS background images, colour	9	40
150	8		properties, Manipulating texts using fonts	10	40
151	8		border and boxes margins	11	40
152	8		padding lists, positioning using CSS	12	40
153	8	Menu and Division	Types of Style Sheets, Class	13	40
154	8		ID, selector	14	40
155	8		Inline Menu, DIV	15	40
156	8	Menu and Division and JavaScript	CSS layout and Introduction to JavaScript	16	40
157	8	JavaScript	Understanding Variables, Loops	17	40
158	8		Arrays, Functions	18	40
159	8		Working with alert, confirm	19	40
160	8		prompt boxes, Creating Rollover image	20	40
161	8		Working with Operators, Events	21	40
UNIT IX PHP AND MYSQL
SL.NO	UNIT	TOPIC	SUBTOPIC	TEST	NO.OF QUESTIONS
162	9	Basics of PHP	Evaluation of PHP, Basic Syntax	1	40
163	9		Defining variable and constant	2	40
164	9		PHP Data type, Operator	3	40
165	9		Expression, Making Decisions	4	40
166	9		Doing Repetitive task with looping, Mixing Decisions	5	40
167	9	Basics of PHP and  Functions	looping with HTML and Defining a function	6	40
168	9	Functions  and String Handling	Call by value and Call by reference	7	40
169	9		Recursive function and Creating and accessing	8	40
170	9	String Handling	String Searching and Replacing String	9	40
171	9		Formatting String, String Related Library functions	10	40
172	9	Array	Anatomy of an Array, Index based	11	40
173	9		Associative array, Accessing array	12	40
174	9		Element Looping with Index based array, Looping with associative array	13	40
175	9	Working with file and Directories	Understanding file and directory , Opening and closing a file	14	40
176	9		Copying, renaming and deleting a file	15	40
177	9		working with directories, Creating and deleting folder	16	40
178	9		File uploading and downloading	17	40
179	9	MySQL	MySQL database connection, Creating a table with key constraints,	18	40
180	9		dropping a table, adding	19	40
181	9		retrieving, updating data	20	40
182	9		deleting data, Performing additional queries (Joins and subqueries)	21	40
183	9		Connecting to MySQL, Accessing MySQL using PHP	22	40
184	9		Querying MySQL database with PHP	23	20
UNIT X CYBER SECURITY
SL.NO	UNIT	TOPIC	SUBTOPIC	TEST	NO.OF QUESTIONS
185	10	Cyber Crime	Introduction to Cyber Crime, Malware type	1	40
186	10	Cyber Crime and  Cyber Security Techniques	Kinds of Cyber Crime and Authentication	2	40
187	10	Cyber Security Techniques	Encryption, Digital Signatures	3	40
188	10		Antivirus, Firewall	4	40
189	10	Cyber Security Techniques and Password Management	Steganography and Guidelines for Secure Password	5	40
190	10	Password Management	Two Step verification, Generating Secure password	6	40
191	10		Using Password Manager, Enabling Two-step verification	7	40
192	10	Password Management and Cryptography	Securing Computer using antivirus and Symmetric cipher model	8	40
193	10	Cryptography	cryptographic system, substitution techniques	9	40
194	10		Caesar cipher, mono alphabetic ciphers	10	40
195	10		Hill ciphers, Transposition techniques	11	40
196	10		steganography, Data encryption standard	12	40
197	10	Cryptography and Attacks	The strength of DES and Investigating DoS Attacks	13	40
198	10	Attacks	Types of DoS Attacks, Classification of DoS Attacks	14	40
199	10		Techniques to Detect, DoS Attacks	15	20