ICT Model Questions

Information and Communication Technology(ICT)
G.C.E O/L Model Questions
Grade 10
Mahesh Kodituwakku
BTech-ICT,MCTS,MIEEE,
Certificate in ICT(AIT-Thailand)
National Dip in Teaching (Merit)

Mahesh Kodituwakku| 2
1- Select the correct answer which carries a suitable match for the “A” and “B” in
the given statements.
Simple facts such as numbers, symbols or words are known as —A---- but after organizing
and processing them the outcome is called---- B----.
i. Data / Input
ii. Information / Data
iii. Data / Information
iv. Data / System
2-Tharani logged on to www.exams.gov.lk and types her index number to get a printed copy
of her examination results. In this statement what is the input.
i. Examination results
ii. Index number
iii. Printed copy
iv. Website address
(www.exams.gov.lk)
3-Following two statements are regarding the marks obtained by the students’ 3rd
term
examination.
Statement 01 – Nithya, Sewwandi and Anuth obtained 75, 80 and 65.
Statement 02 – Adithya obtained the highest marks for Mathematics.
Select the incorrect statement from the following
i. First statement is incorrect and it contains data.
ii. By adding “Subject names” and “Marks by order” information can be derived.
iii. Statement 02 is much meaningful than Statement 01.
iv. Statement 01 carries information and Statement 02 carries data.
4- Which is NOT a main duty of a system.
i. Retrieve data
ii. Process data
iii. Data storage and provide
information
iv. Data backup
5-Following steps describes the information extraction done by using QR code. The order is
incorrect. Select the answer if the steps arranged in their correct order.
A – Data Decoding.
B – Point the mobile phone camera to the QR code.
C – Retrieve the stored data or go to a specific website.
D – Take a photograph of the QR code.
i. BDAC
ii. BDCA
iii. DBAC
iv. BACD

6-During a selection test to enroll professors to a university staff it is unnecessary to collect
their primary education qualifications. Considering this statement what characteristic does it
express?
i. Relevancy
ii. Completeness
iii. Accuracy
iv. Timeliness
7-If A matches with B what would be the correct answer
Part A Part B
G2C P – Get debt information of government employees via internet.
G2G Q – Get business investment information via www.gov.lk
G2B R – Renew vehicle license via internet.
G2E S – Get customs information.
i. 1 – P 2 – S 3 – Q 4 – R
ii. 1 – R 2 – S 3 – Q 4 – P
iii. 1 – R 2 – Q 3 – S 4 – P
iv. 1 – R 2 – P 3 – S 4 – Q
8-What is the name of the organization that infrastructures states’ information and
communication technology.
i. gov
ii. e-government
iii. ICTA
iv. 1919
9-Following statements are related with connecting information technology with education.
A – Opportunity to learn is available anytime, any ware.
B – Classroom teaching has been so productive.
C – Only with high-speed internet we can use this facility.
What is the most accurate statement(s) from the following?
i. A & C
ii. A & B
iii. B & C
iv. A, B & C
10- A teacher successfully used an animation to teach the students the functionality of the
heart. What clarifies form this statement.
i. Always use animation for teaching.
ii. Use animation whenever verbal explanation is difficult.
iii. Internet is recommended for animations.
iv. This is distance learning education.
11-Following are three services provided by a Learning Management System (LMS).
A – You can complete school assignments at home and upload them instantly.
B – Supervise activities and display results.
C – Get student Progress information via email.

Select the one with the correctly ordered set of beneficiaries of the above services.
i. Student / Parents / Management Unit
ii. Student / Management Unit / Parents
iii. Student / Teachers / Management Unit
iv. Student / Teachers / Parents
12-Which is NOT a characteristic of distance learning education.
i. Timetable base lectures.
ii. Online assessments and questionnaires.
iii. Get online support from tutors.
iv. E-Library services.
13-Which instrument is used for getting scanned 3D images of internal body parts?
i. CAT
ii. MRI
iii. ECG
iv. EEG
14-Which instrument is used to identify brain tumors?
i. MRI
ii. ECG
iii. EEG
iv. CAT
15-The technology which used by doctors to treat or diagnose patients outside the hospital
premises is called.
i. Telemedicine
ii. Remote Clinical Care
iii. Distance Surgery
iv. E Channeling
16-Due to the vas development of the internet online shopping is getting popular among
people daily. Which one is NOT an advantage of it?
i. Purchase any item in any country.
ii. 24/7 open for business.
iii. Observe the items in a distance.
iv. Lack of security in online transactions.
17-In transportation service information technology is used for the ID Tag system. What is
the purpose of this system?
i. Categories vehicles based on weight.
ii. Allow only authorized vehicles to the parking compound.
iii. Give alternative routes during heavy traffic jam.
iv. Monitor illegal activities.
18-Following are five stages regarding the evolution of computer technology, but in an in
ordered manner. Select the answer with the correct order.

A – Base Pascal’s Adding Machine.
B – Howard Aitken’s MARK I.
C – Abacus.
D – Charles Babbage’s Analytical Engine.
E – Joseph Jacquard’s Punch Card System.
i. CADEB
ii. CAEDB
iii. CBADE
iv. CEADB
19-Which generation was the high level computer languages were introduced?
i. First
ii. Second
iii. Third
iv. Fourth
20-Which generation was the graphical interfaced operating systems were introduced?
i. Second
ii. Third
iii. Fourth
iv. Fifth
21-Following images represents five generations of breakthrough technological
achievements. Select the answer which carries the correct order of their appearance.
i. DCBAE
ii. DCABE
iii. CDABE
iv. DBACE
22-In which generation integrated circuits were used in computers.
i. First
ii. Second
iii. Third
iv. Fourth
In which generation was the keyboard, mouse and high capacity storage disks were
introduced.
i. Fifth
ii. Second
iii. Third
iv. Fourth
23-Voice recognition is a popular feature in the modern technological era. Cortana by
Windows 10, Siri by Apple are name to few. To which generation is this technology relates to.
i. Fourth
ii. Fifth
iii. Sixth
iv. Third
24-What technology was used in ENIAC and EDVAC computers?
i. Vacuumed Tubes
ii. Transistors
iii. Integrated Circuits
iv. Microprocessor

25-What type of computers should be used to process high volume of data at once?
i. Mini computer
ii. Mainframe computers
iii. Micro computers
iv. Micro computers
26-What type of wave form is represented in the diagram?
i. Analog signal
ii. Microwave Signal
iii. Digital signal
iv. Short length signal
27-Desktop computers, Laptops and Tablet PC’s are known as.
i. Mini computer
iv. Analog computers
28-For scientific and engineering purposes or to perform complex mathematical calculations,
what type of computer is best?
i. Mini computer
iv. Super computers
29-What type of computers that detect and adjust working behavior based on changes such as
speed, temperature, pressure and voltage?
i. Analog computer
iii. Digital computers
iv. Micro computers
30-Device that outputs softcopies
i. Printer
ii. Monitor
iii. Speaker
iv. Mouse
31-What type of computer display is best for a sports ground.
i. LCD
ii. LED
iii. CRT
iv. Projector
32-If Part A connects with the right input device on Part B, what would be the answer?
Part A Part B
Use to scan and computerized documents
and edit them later.
P – Optical Mark Recognition OMR.
Use to read the coded bar strips. Q – Magnetic Ink Character Reader
MICR.
Use to read the code on bank cheques. R – Optical Character Recognition OCR.
Use to check answers on survey forms
and MCQ answer sheets.
S – Barcode Reader.

i. RSPQ
ii. RPSQ
iii. SRQP
iv. SRPQ
33-From the following chose the impact printer.
i. Leaser Printer
ii. Dot matric Printer
iii. Bubble jet Printer
iv. Thermal Printer
What type of a printer is suitable to get a print of an architectural plan of a building created
using a CAD software?
i. Plotter
ii. Dot matric Printer
iii. Bubble jet Printer
iv. Thermal Printer
For the questions 36 and 37 use the following system specifications of a computer.
36-The speed of this computer is.
i. 4.00GB
ii. 64bit
iii. i3
iv. 2.00GHz
What is the Random Access Memory capacity of this computer?
i. 4.00GB
ii. 64bit
iii. i3
iv. 2.00GHz
 Answer questions from 38 to 40 referring to the following diagram.
38-What are the main three components of a central processing unit?
i. Control Unit, ALU and Memory Registers
ii. Control Unit, ALU and Random Access Memory
iii. Random Access Memory, ALU and Memory Registers
iv. Random Access Memory,Cache Memory and ALU
Secondary Memory

39-Select suitable components for D and F.
i. Keyboard and Mouse
ii. Mouse and Flash memory
iii. Speakers and Computer screen
iv. Scanner and Computer screen
40-What type of memory is represent by E?
i. Flash memory
ii. Secondary memory
iii. Primary Memory
iv. Read only memory
41-Which part stores the essential commands to run the initial stage of a computer?
i. Flash memory
ii. Secondary memory
iii. Random Access Memory
42-Which device stores data using magnetized charge?
i. Hard disk
ii. Compact Disk
iii. DVD
iv. Blu-Ray disk
43-What category dose the USB flash memory devices relates to.
i. Magnetic
ii. Solid State Devices
iii. Optical Media
iv. Mix Media
44-Which one is a suitable example for Half Duplex Mode Communication?
i. Television Communication
ii. Walki- Talki
iii. Telephone
iv. Wi-fi
45-Current government has initiated a project to enforce information technology throughout
the country. Implementing Wi-Fi zones in public spaces is an initial part of this project. Select
the most suitable statement about Wi-Fi.
i. A high speed guided medium.
ii. Light reflecting transmission medium.
iii. Radio frequency transmission medium.
iv. Copper wire transmission medium.
46-TV remotes, wireless keyboards and mouse are controlled using what type of signals.
i. Wifi
ii. Bluetooth
iii. Microwaves
iv. Infraed
47-What device is used to connect two or more computer networks?
i. Network Switch
ii. Network Hub
iii. Router
iv. Modem
48-Which networking device does the similar job as language translator in the real world?
i. Network Switch ii. Network Hub

iii. Router iv. Modem
49-What type of computer networking is similar to the internet?
i. Local Area Network
ii. Wide Area Network
iii. Metropolitan Area Network
iv. Personal Area Network
50-Select the correct set of network topologies in order as in the image.
i. Tree,Bus,Ring
ii. Star, Bus,Ring
iii. Star,Tree,Ring
iv. Tree,Star,Bus
51-Following are some of the popular computer ports. Select the answer with their correct
names in order.
52-What type of storage device is most suitable to store a movie which is in 3D format?
i. Compact Disk
ii. DVD
iii. Blu-Ray disk
iv. CD-R
53- What is the Number system that contain 0-7 numbers,
i. Binary
ii. Hexadecimal
iii. Decimal
iv. Octal
54- Which is the correct number system that belong to 101100xx
i. Binary only
ii. Binary and octal only
iii. Decimal only
iv. Binary and above number system
55- Dark purple will represent with R=135,G=31 and B=120.Which is the binary value of
Dark purple?
i. 10000111 ,11111,1111000
ii. 1000110 , 11101 ,1111000
iii. 100011 ,11111, 1111001
iv. 10000111 ,11111, 1010001
Network port
Port
P/S2 Port
Serial Port
Parallel Port
Port Name

56- Which is the most Significant digit and least significant digit of 0.0325?
i. 0,5
ii. 3,5
iii. 2,5
iv. 0,3
57- What is the correct answer for A and B?
Binary Value MSB LSB
10010 1 A
011.10 B 1
i. 1,0
ii. 1,1
iii. 0,0
iv. 0,1
58- What is the decimal number that equal to 1010112?
i. 40
ii. 42
iii. 45
iv. 43
59-What is the correct Number/s that equal to the decimal 95?
i. 5F16
ii. 1378
iii. 10111112
iv. Answer i,ii and iii
60-What is the smallest number in following numbers?
i. 10112
ii. 138
iii. 1010
iv. 1A16
61-What is the Hexadecimal number for the “Sky blue” that represent R=115,G=239 and
B=243?
i. #7315ff3
ii. #73eff3
iii. #62eff3
iv. 621514143
62-What is the equal hexadecimal number for RED?
i. #ffffff
ii. #00ffff
iii. ff00ff
iv. #ff0000
63-What is the smallest unit to measured data in computer system?
i. Bit
ii. Nibble
iii. Byte
iv. Kilo Byte
64-What is the equal answer for 2MB?
i. 220
KB
ii. 210
GB
iii. 212
MB
iv. 210
GB X 2
65-50% of 2TB Hard disk filled with software and other files in Sauri’s computer. What is
equal formula for free space of Sauri’s computer?
i. 220
KB
ii. 210
KB X 2 X 2
iii. 212
KB
iv. 211
KB
66-What is the correct statement about Nibble?
i. It is equal to ½ KB
ii. It is equal to ½ MB
iii. It is equal to ½ byte
iv. It is equal to 8 bits
67- How much takes to store single letter in computer system?
i. 1Bit
ii. ½ byte
iii. 4 bit
iv. 8bit
68-What is the largest storage device in given below?
i. Registry memory
ii. CD
iii. Hard disk
69-Shanuki divided her hard disk to three parts. She stored 3GB songs in her D:/ Drive.
Which is the correct single device to back up her songs?
i. Floppy disk
ii. CD
iii. Zip disk
iv. DVD

70-Select the correct answer that represent device with access speed in descending order?
i. Registry memoryCache memoryFlash MemoryRAM
ii. Registry memoryCache memoryRAMROM
iii. Cache memory Registry memory RAMROM
iv. Registry memoryCache memory ROMRAM
71-What is the most costly memory that takes design 1 bit?
i. ROM
ii. RAM
iii. Magnetic Tapes
iv. Registry Memory
72-Coding System Number of Bits
BCD A-16
ASCII B-07
EBCDIC C-04
Unicode D-08
What is the correct answer that matches with coding system and the Number of Bits?
i. CBDA
ii. CBAD
iii. BCDA
iv. BDCA
73-What is the coding system which only represent Numbers?
i. ASCII
ii. EBCDIC
iii. BCD
iv. Unicode
74-If ‘Z’ represent as 10110102 in ASCII. Which is equal ASCII for ‘U’?
i. 10101012
ii. 10101102
iii. 11101102
iv. 10101102
75-What is the equal BCD value of 4010
i. 101000
ii. 1000 00000
iii. 0100 0000
iv. 01000
76-What is the Decimal Number that equal to 10010001BCD
i. 80
ii. 91
iii. 145
iv. 18
77-What is the coding system that used in IBM Mainframe computers?
i. BCD
ii. ASCII
iii. EBCDIC
iv. Unicode
78-What is the incorrect statement about Unicode?
i. It can be used to represent images and text apart from texts.
ii. It is use in modern operating systems
iii. Can be used to represent any language.
iv. It is only support for western European languages.
79- What are the names of following Logic Gates in given below?
i. AND,NOT,OR ii. OR,AND,NOT

iii. OR,NOT,NOR iv. OR,NOT,AND
80- What is the correct Logic Gate for following truth table?
81- What is the Compact Logic gate from following?
i. OR
ii. AND
iii. NOT
iv. NOR
82- Following truth table is represent the AND Gate. What is the Correct answers for the A,B
and C?
A B Output(Q)
Open Open A
Open Closed B
Closed Open C
Closed Closed Switched on
i. Switched off, Switched off, Switched on
ii. Switched off, Switched off, Switched off
iii. Switched on, Switched off, Switched off
iv. Switched on, Switched off, Switched on
83-What is the equal Logic Circuit for the Figure 01?
Figure 01
84-Students those who select Technology steam for their G.C.E A/L’s must compulsory to
select Bio System Technology (A) and Technology for Science (B) . They can select 3rd
Subject as a either ICT(C) or Agriculture (D). What is the correct Boolean expression for
above scenario?
1-(A OR B) AND (C OR D)
2-(AAND B) AND (C OR D)

3- (AAND B) AND (C AND D)
4- (A OR B) OR (C AND D)
85- What is the Correct Logic Gate for following Circuit?
 86-87 Questions Based on following Logic Circuit
86-What is the correct Boolean expression of following Logic Circuit?
87-If Q=1 what can be the inputs for A,B and C?
1- A = 1, B = 1 and C = 1
2- A = 1, B = 0 and C = 1
3-A = 0, B = 1 and C = 1
4-A = 0, B = 0 and C = 1
 88-89 Questions based on following architecture of IC given below
88-What are the Inputs pins of above IC?
i. C,D,E,F,G,M,L,J,I
ii. C,D,F,G,M,L,J,I
iii. B,E,N,K
iv. C,D,F,G,N,M,L,K,J,I
89- If C and D input become 1 and 0, what can be the output of B?
i. 0
ii. 1

iii. 1 or 0
iv. 0 or 1
90-Read the two Statements that written by Two students
Vishwa-An integrated circuit is a type of circuit designed for a certain function
Hansaka-It can be containing with devices like, transistors, resistors, capacitors and diodes.
Who is/are the correct statement/s form above?
i. Vishwa only
ii. Hansaka only
iii. Broth them are correct
iv. Broth them are incorrect

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