Free CXC Information Technology Paper 1 May/June 2013 past paper from 2013. Includes a worked answer key. Open the PDF, take a timed test, and study with AI on Caribbean AI.
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CSEC Information Technology Paper 1 May/June 2013 - Free CXC Past Paper with Answers
Free CXC Information Technology Paper 1 May/June 2013 past paper from 2013. Includes a worked answer key. Open the PDF, take a timed test, and study with AI on Caribbean AI.
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Which of the following sequences of instructions does the Control Unit perform?
Decodes, executes and fetches
Fetches, decodes and executes
Executes, decodes and fetches
Fetches, executes and decodes
Item 2 refers to the following diagram which shows a form being completed.
The data from the the form above is captured by
MICR
OCR
OMR
USB
A diskette is divided into a number of concentric circles called
sectors
cylinders
tracks
clusters
The storage capacity of a floppy disk is
1.44 MB
1.44 GB
1440 KB
1440 MB
The four-bit binary representation of the decimal number 8 is
0001
0010
0100
1000
The bar code reader is a device used to
input data
output data
store data
process data
Which of the following devices is NOT used in point of sale terminals?
Printer
Plotter
Bar code reader
Electronic cash register
The one's complement of 01010011 is
11010011
01011111
10101100
11111111
In modern personal computers, the CPU speed is measured in
nanoseconds
milliseconds
MHz
GHz
Which of the following primary storage devices can be programmed only once?
RAM
PROM
EPROM
EEPROM
A wedge-shaped slice on a disk is referred to as a
buffer
cylinder
sector
track
Which of the following units performs mathematical calculations?
Control
Fetch
Arithmetic and logic
Central processing
Which of the following actions must be taken to get to Record Number 50 of 100 records on a floppy disk?
Convert to tape.
Fast forward to record 100, and then read backward.
First read records 1 through 49.
Go directly to record 50.
Which of the following is NOT true of secondary storage media?
Pictures and text can be stored.
Storage capacity is typically around 1.44 MB.
Information can be accessed quicker than from magnetic disks.
Can store large amounts of data.
Which of the following provides transmission of data in BOTH directions at the same time?
Half duplex
Full duplex
Null duplex
Simplex
In the URL http://www.shoes.com, 'shoes.com' stands for the
extension
company name
domain name
Internet company
A person who designs, creates and maintains websites is called a
web master
web manager
web browser
web tester
The introduction of communication by means of computers has REDUCED the employment opportunities of which of the following groups of workers?
Messengers and postal workers
Analysts and programmers
Software testers and trainers
Web masters and developers
Transferring data from a remote computer to your computer is referred to as
uploading
browsing
downloading
data mining
Scrambling of messages at the sending end and unscrambling them at the receiving end is called
espionage
encryption
coding
eavesdropping
The acronym 'HTTP' stands for
Hyper Text Transfer Protocol
Hyper Text Transmission Protocol
Higher Text Transmission Protocol
Higher Text Transfer Protocol
Which of the following software is used to create 2D and 3D drawings?
CAD
CAE
CAM
CADD
Item 23 refers to the icon below.
In an e-mail program the icon above is used to
send a file
forward a file
create a file
attach a file
Google is an example of
the Internet Explorer
a Web browser
a search engine
the World Wide Web
Which of the following is an advantage of using credit or debit cards?
Only the owner can use the card.
The owner can spend more money.
The owner may use the card to store additional data.
The owner can carry less cash.
Which of the following is detected by using a pressure sensor?
Activity
Light
Warmth
Weight
Which of the following is NOT included in wireless transmission media?
Coaxial
Line-of-sight
Satellite
Infrared
Which of the following is NEITHER a validation NOR a verification check?
Storage media check
Inconsistency check
Data-type check
Range check
Advantages of information processing include
retraining of staff
less human intervention
increasing the amount of equipment needed
reduction of face-to-face interaction
Which type of processing system will use sequential file organisation?
Batch processing
Real-time processing
Transaction processing
Online processing
The first-generation programming language is called
Assembly
BASIC
Machine
Non-procedural
Which word processing feature must John use if he wants to include his company's logo in the bottom margin of every page of a document?
Header
Footer
Endnote
Footnote
A site map on a web page shows the
code of the web site
contents of each web page
hyperlinks in the web page
list of pages on a web site
Which of the following is the correct process for inserting a repeated sentence in different locations of a document?
Copy, cut and paste
Cut and paste
Copy and paste
Cut and copy
Slides can be arranged using
slide view
slide sorter
slide master
new slide
Which of the following may NOT be included in PowerPoint presentations?
Photos
Text
Chat
Sound
Which of the following is the default justification of numbers in spreadsheets?
Left
Full
Centred
Right
Which of the following is normally used for website-to-website connection?
Modem
Monitor
Hyperlink
Hypertext
Spreadsheet formulae use
values, labels or cell addresses
values, mathematical operators or cell addresses
labels or cell addresses
values or cell addresses
Which of the following can be used in a spreadsheet to copy the same number down multiple rows in a single column?
Cursor
Cell
Label
Fill handle
Which of the following characteristics must two database tables have in order for them to be linked?
At least one common attribute name
Composite keys
At least two tuples in the table
The same data in all tuples
You created a spreadsheet with 7 columns and wish to enter the text "WEEKLY REPORT" to appear at the middle of the space used by the 7 columns. Which of the following spreadsheet features will enable this to be done?
Centre
Merging
Merge and Centre
Indenting
Which spreadsheet function finds and displays the HIGHEST value in a set of values?
MAX
MIN
RANK
COUNT
The object that is used to produce a list of records that meets a particular criterion is a
form
table
module
query
The term used to describe text in a spreadsheet that is aligned towards left by default is
value formulae
headings
labels
values
Consider the following algorithm. a = 7 b = 9 a = b - a b = a + b Write a, b The output of this algorithm is
2, 9
2, 11
7, 9
7, 11
Which of the following is NOT a stage or step in problem solving?
Sell the program.
Test the program.
Define the problem.
Evaluate solutions.
What Pascal statement is used to output results in a program?
Read
Write
Start
In the programming language Pascal, which of the following is NOT a standard data type?
Floating point
Char
Boolean
Integer
During the development of a program, writing an algorithm is a step towards
planning the solution
defining the problem
debugging the program
maintaining the program
Which of the following is a valid integer constant?
0.37
37.0
370
3 700
In preparing a computer program, the programmer should FIRST
plan the solution
define the problem
code the progress
prepare program documentation
The purposes of comments in program code are to
I. allow persons who read it to follow the processes II. allow persons to know the purpose of the program III. enable persons who read to generate complex codes
I and II only
I and III only
II and III only
I, II and III
The Pascal code var x, y would generate an error. The term used to describe this type of error is
run time error
execution error
logical error
syntax error
Item 55 refers to the following pseudocode. Read A, B If A<2 C-2 Else C-6 End if D-C*B+2 Write D
What is printed by the pseudocode if the input values are 5 and 2 respectively?
6
12
14
24
The following are examples of computer programming instructions:
Sort customer by last name Total income by department
To what generation of programming language do these belong?
First
Second
Third
Fourth
Which of the following is NOT a third-generation language?
Assembly
COBOL
C
PASCAL
Which of the following symbols is used to perform assignments in the programming language Pascal?
=
←
==
: =
Which of the following is the Pascal code used to declare an array WORD with 20 letters?
VAR LIST: ARRAY[20] of char;
WORD: ARRAY[1..20] of char;
VAR WORD: ARRAY[1 to 20] of char;
VAR WORD: ARRAY[1..20] of char;
A compiler is software that converts the
source code to assembly code
source code to machine code
program to output
program to object code one instruction at a time