NECO BECE COMPUTERSTUDIES 2022

Question 1:
Who invented the mechanical calculator for adding numbers?

A. Augusta Ada
B. Blaise Pascal
C. Charles Babbage
D. Isaac Newton
E. Steve Job

Answer: B (Blaise Pascal)

Blaise Pascal invented the mechanical calculator known as the Pascaline.

Question 2:
Which of the following printers is the fastest?

A. character
B. inkjet
C. laser
D. page
E. thermal

Answer: D (Page)

Page printers print an entire page at once, making them the fastest.

Question 3:
Which of the following elements is associated with microchip of a computer?

A. copper
B. silicon
C. sodium
D. sulphur
E. zinc

Answer: B (Silicon)

Silicon is the primary material used in manufacturing computer microchips.

Question 4:
The place where data and information are stored for short time is

A. arithmetic and logic unit
B. buffer
C. control unit
D. hard drive
E. motherboard

Answer: B (Buffer)

A buffer temporarily stores data for short-term processing.

Question 5:
An example of output device is

A. joystick
B. keyboard
C. microphone
D. mouse
E. speaker

Answer: E (Speaker)

A speaker is an output device used to produce sound from a computer.

Question 6:
The application package that involves the use of slides is

A. CorelDraw
B. Microsoft Access
C. Microsoft Excel
D. Microsoft PowerPoint
E. Microsoft Word

Answer: D (Microsoft PowerPoint)

Microsoft PowerPoint is used for creating slide-based presentations.

Question 7:
Clicking the undo icon in Microsoft Word will

A. auto save document
B. correct spelling mistake
C. move the cursor to the next line
D. recover lost document
E. revert to the last action

Answer: E (Revert to the last action)

The undo function reverses the most recent action performed.

Question 8:
How many nibbles are in 8 bytes?

A. 14
B. 16
C. 18
D. 32
E. 64

Answer: B (16)

1 byte = 2 nibbles, therefore 8 bytes = 16 nibbles.

Question 9:
The slide rule was invented in

A. 1617
B. 1620
C. 1642
D. 1720
E. 1820

Answer: A (1617)

The slide rule was invented in 1617 by William Oughtred.

Question 10:
Which of the following is a disadvantage of the internet?

A. access to X-rated contents
B. buying and selling online
C. education via electronic correspondence
D. research related activities
E. social interactions

Answer: A (Access to X-rated contents)

One major disadvantage of the internet is exposure to inappropriate or harmful content.

Question 11:
An unauthorized copying and distribution of software is

A. fraud
B. phishing
C. piracy
D. plagiarism
E. vending

Answer: C (Piracy)

Software piracy refers to the illegal copying and distribution of software.

Question 12:
The method of arranging data item in any order is

A. array
B. query
C. queuing
D. sorting
E. surfing

Answer: D (Sorting)

Sorting is the process of arranging data in a specific order (ascending or descending).

Question 13:
The ascending of data hierarchy is

A. bit → byte → record → field → database → file
B. bit → byte → field → record → file → database
C. bit → byte → file → field → record → database
D. bit → record → byte → field → file → database
E. bit → database → field → byte → file → record

Answer: B

The correct data hierarchy is: bit → byte → field → record → file → database.

Question 14:
What is the capacity of floppy high density diskette?

A. 1.44kb
B. 1.44mb
C. 1.44gb
D. 1.44tb
E. 1.44pb

Answer: B (1.44MB)

A standard high-density floppy disk stores 1.44 megabytes of data.

Question 15:
The process whereby a word is moved to the beginning of the next line automatically by the system is

A. alignment
B. drop down
C. paragraphing
D. truncation
E. word wrap

Answer: E (Word wrap)

Word wrap automatically moves text to the next line when it reaches the end of a line.

Question 16:
A device that prints out by moving a pen across the surface of a piece of paper is

A. light pen
B. plotter
C. printer
D. scanner
E. typewriter

Answer: B (Plotter)

A plotter produces drawings by moving a pen across paper, commonly used for technical and engineering drawings.

Question 17:
Which of the following is the correct method of saving a new file in word processors? Click the file

A. enter the file name → save as → save
B. enter the file name → save → save as
C. save → enter file name → save as
D. save → save as → enter file name
E. save as → enter file name → save

Answer: E (Save as → enter file name → save)

When saving a new file, you first choose Save As, then enter the file name before saving.

Question 18:
The operating system performs the following tasks EXCEPT

A. application interface
B. data storage
C. device management
D. processor management
E. user interface

Answer: B (Data storage)

The operating system manages hardware, software, and resources but does not perform data storage itself.

Question 19:
The part of the central processing unit that sends signals and data to different devices of the system is termed

A. ALU
B. control unit
C. DOS
D. memory unit
E. processing unit

Answer: B (Control Unit)

The control unit directs and coordinates operations of the computer by sending signals to other components.

Question 20:
Which of the following is an example of architectural graphics package?

A. AutoCAD
B. CorelDraw
C. Harvard
D. Instant Artist
E. Paint

Answer: A (AutoCAD)

AutoCAD is a professional architectural and engineering design software used for drafting and modeling.

Question 21:
The gate that is known as an inverter circuit is

A. AND
B. NAND
C. NOR
D. NOT
E. OR

Answer: D (NOT)

The NOT gate is called an inverter because it reverses the input signal.

Question 22:
In binary system, 64 bits is equivalent to _____ bytes

A. 4
B. 6
C. 7
D. 8
E. 9

Answer: D (8)

1 byte = 8 bits, therefore 64 bits = 8 bytes.

Question 23:
A computer that measures continuous physical conditions and converts them to quantities is

A. analog
B. digital
C. hybrid
D. IBM
E. special

Answer: A (Analog)

An analog computer measures continuous physical values such as temperature, pressure, and speed.

Question 24:
Which of the following statements is true about computers?

A. both microcomputer and minicomputer have the same speed
B. mainframe computer works slower than microcomputer
C. mainframe computer works slower than minicomputer
D. microcomputer works faster than minicomputer
E. minicomputer works faster than microcomputer

Answer: E (Minicomputer works faster than microcomputer)

Minicomputers generally have higher processing power than microcomputers.

Question 25:
The feature in Microsoft Access that provides a more convenient and attractive way to enter, display and print the data in a table is

A. form
B. macro
C. module
D. query
E. report

Answer: A (Form)

A form in Microsoft Access provides an easy and user-friendly interface for data entry and viewing.

Question 26:
What is ASCII? It is a/an

A. computer game stimulator
B. operating system
C. security tracking software
D. standard data transmission code
E. web design package

Answer: D (Standard data transmission code)

ASCII (American Standard Code for Information Interchange) is a standard code used for representing characters in computers.

Question 27:
Abacus was invented in

A. Britain
B. China
C. India
D. Japan
E. Nigeria

Answer: B (China)

The abacus is believed to have originated in ancient China as an early counting device.

Question 28:
In BASIC programming, the READ statement must have a corresponding _____ statement

A. DATA
B. END
C. INPUT
D. LET
E. PRINT

Answer: A (DATA)

The READ statement in BASIC retrieves values from DATA statements.

Question 29:
The programming language that can run on a computer without a compiler is

A. BASIC
B. C+
C. Java
D. machine
E. python

Answer: D (Machine language)

Machine language runs directly on the computer hardware without the need for a compiler or interpreter.

Question 30:
The following are third generation computer languages EXCEPT

A. BASIC
B. COBOL
C. FORTRAN
D. PASCAL
E. SQL

Answer: E (SQL)

SQL is a fourth-generation language used for database management, not a third-generation programming language.

PRACTICAL: COMING SOON

Answer: Paris