NECOBECECOMPUTERSTUDIES2020

Question 1:
Which of the following information ages lasted between the end of Bronze Age and the spread of Roman Empire?

A. Electronic
B. Industrial
C. Iron
D. Mechanical
E. Stone

Answer: C (Iron)

The Iron Age came after the Bronze Age and lasted until the rise and spread of the Roman Empire.

Question 2:
The Third generation computers used _____ in place of transistors

A. electronic valve
B. integrated circuit
C. sockets
D. vacuum tubes
E. very large scale integration

Answer: B (Integrated circuit)

Third generation computers used integrated circuits instead of individual transistors.

Question 3:
The scientist that invented analytical engine is

A. Blaise Pascal
B. Charles Babbage
C. Gottfried Leibniz
D. John Napier
E. John Thompson

Answer: B (Charles Babbage)

Charles Babbage is known as the father of the computer and invented the Analytical Engine.

Question 4:
Computers designed to handle variety of tasks can be described as a/an _____ purpose computer.

A. application
B. general
C. information
D. program
E. specific

Answer: B (General)

General-purpose computers are designed to perform a wide range of tasks.

Question 5:
The component of computer that holds program and data used for immediate processing is called

A. control unit
B. hard disk
C. memory
D. register
E. storage unit

Answer: C (Memory)

Main memory holds data and instructions currently in use for immediate processing.

Question 6:
Which of the following is not a source of data and information?

A. internet
B. newspaper
C. printer
D. radio
E. television

Answer: C (Printer)

A printer is an output device, not a source of data or information.

Question 7:
The acronym PC-DOS stands for

A. Pentium computer Drive Operating System
B. Personal Computer Design organizing server
C. Personal Computer Disk Operating System
D. Petabyte Computer Disk Organizing System
E. Processor Computer Disk Operating Server

Answer: C (Personal Computer Disk Operating System)

PC-DOS stands for Personal Computer Disk Operating System.

Question 8:
The part where processing of information is carried out is

A. ALU
B. BIOS
C. CMOS
D. CPU
E. RAM

Answer: D (CPU)

The Central Processing Unit (CPU) is where all processing of data and instructions takes place.

Question 9:
The connection of computers to share information worldwide is known as

A. fax
B. internet
C. network
D. router
E. server

Answer: B (Internet)

The internet is a global system that connects computers worldwide for communication and information sharing.

Question 10:
Which of the following describe the four basic operations of a computer?

A. input, archiving, processing and storage
B. input, processing, output and storage
C. input, selecting, processing and storage
D. input, storage, transmitting and processing
E. output, processing, receiving and archiving

Answer: B (Input, processing, output and storage)

These are the four basic functions of a computer system.

Question 11:
A collection of fields that relates to single unit is called

A. bit
B. byte
C. character
D. file
E. record

Answer: E (Record)

A record is a collection of related fields describing a single entity.

Question 12:
The abbreviation ALU stands for

A. arithmetic log unit
B. arithmetic logging unit
C. arithmetic logic unit
D. articulating log unit
E. articulating logging unit

Answer: C (Arithmetic Logic Unit)

The ALU performs arithmetic and logical operations in the CPU.

Question 13:
The period it takes a computer to process a job is called ____ time

A. boot
B. construction
C. execution
D. real
E. speed

Answer: C (Execution time)

Execution time is the time taken by a computer to complete a task or process a job.

Question 14:
A good information that contains the facts necessary for decision makers to solve a problem is characterized by its

A. accuracy
B. completeness
C. consistency
D. reliability
E. uniqueness

Answer: B (Completeness)

Complete information contains all necessary facts required for decision-making.

Question 15:
Which of the following is not a function of an operating system?

A. disk management
B. file management
C. invasion of privacy
D. resource allocation
E. system monitoring

Answer: C (Invasion of privacy)

Operating systems manage resources and files, but do not invade user privacy.

Question 16:
The following are computer professional bodies in Nigeria EXCEPT

A. CPRC
B. ISPN
C. ISSN
D. ITAN
E. NCS

Answer: C (ISSN)

ISSN is not a Nigerian computer professional body.

Question 17:
The abbreviation Wi-Fi stands for Wireless ____

A. fiction
B. fidelity
C. file
D. finder
E. firewall

Answer: B (Fidelity)

Wi-Fi stands for Wireless Fidelity.

Question 18:
BASIC is a/an ______ language

A. assembly
B. high level
C. low level
D. machine
E. object oriented

Answer: B (High level)

BASIC is a high-level programming language designed for beginners.

Question 19:
A byte is made up of ______ bits

A. 2
B. 4
C. 6
D. 8
E. 12

Answer: D (8)

1 byte equals 8 bits.

Question 20:
Which of the following is NOT a feature of spreadsheet package?

A. colour palette
B. column
C. formula
D. function
E. rows

Answer: A (Colour palette)

Colour palette is a feature of graphics software, not spreadsheet packages.

Question 21:
The following are features of new world economy EXCEPT

A. a level playing ground
B. over reliance in subsistence farming
C. rapid globalization
D. the ability of a small firm to think big
E. the chance to create new emerging markets

Answer: B (Over reliance in subsistence farming)

The new world economy is characterized by globalization and innovation, not subsistence farming.

Question 22:
A proactive mechanism that allows a user to only examine a file without being able to modify it is called

A. anti-virus shield
B. hidden flag
C. password protected
D. read and write flag
E. read-only flag

Answer: E (Read-only flag)

A read-only file can be viewed but not modified.

Question 23:
Which of the following is NOT a source of computer virus?

A. duplication of software
B. E-mail
C. infected CD-ROMs
D. infected diskette
E. internet download

Answer: A (Duplication of software)

Software duplication itself is not a virus source; viruses spread through infected media or downloads.

Question 24:
A statistical tool which is divided into slices to illustrate numerical proportion is called

A. bar chart
B. bar graph
C. histogram
D. pie chart
E. scatter plot

Answer: D (Pie chart)

A pie chart shows data as slices representing proportions of a whole.

Question 25:
The BASIC programming language statement which stops the program at a particular line is

A. CLS
B. END
C. IFELSE
D. PRINT
E. READ

Answer: B (END)

The END statement terminates the execution of a BASIC program.

Question 26:
Which of the following is not a type of computer network?

A. LAN
B. MAN
C. PING
D. SAN
E. WAN

Answer: C (PING)

Ping is a network utility used to test connectivity, not a type of network.

Question 27:
An example of a volatile memory is

A. EEPROM
B. EPROM
C. PROM
D. RAM
E. ROM

Answer: D (RAM)

RAM is volatile memory because it loses data when power is turned off.

Question 28:
Which of the following application is a word processing package?

A. Access
B. CorelDraw
C. Lotus 1-2-3
D. Photoshop
E. WordPad

Answer: E (WordPad)

WordPad is a basic word processing application.

Question 29:
This icon below is called _____ in a graphic package

A. ellipse
B. fill
C. hand
D. pick
E. zoom

Answer: D (Pick)

The pick tool is used to select and manipulate objects in graphic packages.

Question 30:
A responsible way of using computers is by

A. changing computer settings of other users in their absence
B. playing games during work hours
C. spreading malware to other computers
D. using it for data collection
E. viewing pornographic materials

Answer: D (Using it for data collection)

Responsible computer use includes productive and ethical activities like data collection.

PRACTICAL: COMING SOON

Answer: Paris