Information and Communication Technology MCQ

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ICT MCQ

Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The World Wide Web was invented by.....?
A
Tim Berners-Lee
B
Bob Kahn
C
Steve Jobs
D
Bill Gates
Question 1 Explanation: 
Tim Berners-Lee, a British scientist, invented the World Wide Web (WWW) in 1989, while working at CERN. The Web was originally conceived and developed to meet the demand for automated information-sharing between scientists in universities and institutes around the world.
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When an image is selected, it displays which of the following?
A
Two corner handles
B
Six middle handles
C
Eight sizing handles
D
Six boxes
Question 2 Explanation: 
Q.In Microsoft PowerPoint the following displays when an image is selected
B.Be sure to place at least one clipart image per slide
C.Resize the image so it takes up as much space as your text
D.Both (A) and (B)
Answer» d. Both (A) and (B)
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The main job of CPU is?
A
Store data/information for future use
B
Process data and information
C
carry out program instructions
D
Both (B) and (C)
Question 3 Explanation: 
A central processing unit (CPU), also called a central processor, main processor or just processor, is the electronic circuitry that executes instructions comprising a computer program. The CPU performs basic arithmetic, logic, controlling, and input/output (I/O) operations specified by the instructions in the program.
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A..... is approximately one billion bytes
A
Bits
B
Kilobyte
C
Megabyte
D
Gigabyte
Question 4 Explanation: 
One Gigabyte (GB) is about 1 billion bytes, or (1024 Megabytes MB). One Terabyte (TB) is about roughly 1 trillion bytes or 1024 gigabytes (GB).
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How is the number 100 represented in hexadecimal notation?
A
0x10
B
0x64
C
0x100
D
0x16
Question 5 Explanation: 
Steps:
  1. Divide the decimal number by 16. Treat the division as an integer division.
  2. Write down the remainder (in hexadecimal).
  3. Divide the result again by 16. Treat the division as an integer division.
  4. Repeat step 2 and 3 until result is 0.
  5. The hex value is the digit sequence of the remainders from the last to first.
Question 6 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Consider the following Statements:
  1. Client/server networks offer high secutiry
  2. Input devices allow us to send information to the CPU (Central Processing Unit) to tell the computer what to do.
  3. A client-server network does not store files locally on a computer on a network. Instead they are stored on a 'server'
Which of the following statement(s) is/are true?
A
Only 1, 2
B
Only 2, 3
C
Only 1, 2, 3
D
Only 1, 3
Question 7 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following is used to Minimize all but the active window?
A
Windows Logo Key + Home
B
Windows Logo Key + End
C
Windows Logo Key + Ctrl
D
None of these
Question 7 Explanation: 
Press this keyTo do this
Windows logo key + HomeMinimize all except the active desktop window (restores all windows on second stroke).
Windows logo key + Shift + Up arrowStretch the desktop window to the top and bottom of the screen.
Question 8 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
.....also called the Web, contains billion of documents.
A
World Wide web
B
Web portal
C
Domain
D
URL
Question 8 Explanation: 
HTML and World Wide Web is also called the web contains and includes billions of documents. This is necessary for the network and denotes billions of documents for accessing with blinking symbol and others. It is called as web and contains billions of documents.
Question 9 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Tables in 2NF but not 3NF contain.....
A
Insert, update and delete anomalies
B
No extra FKs
C
No redundancy
D
Access to more data
Question 9 Explanation: 
The third normal form (3NF) is a normal form used in database normalization. Codd's definition states that a table is in 3NF if and only if both of the following conditions hold: The relation R (table) is in second normal form (2NF). Every non-prime attribute of R is non-transitively dependent on every key of R.
Question 10 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
E-mail can be used to
A
Send mail directly from tally screen
B
To send e-mail
C
Download information
D
Access help
Question 10 Explanation: 
E-mail is used to transfer text, program files, spreadsheets, and even photographic images. Messages can be sent and received in hours and often within minutes; it is no wonder that most e-mail users refer to the regular postal service as “snail mail.”
Question 11 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
hard disk
A
A temporary storage area used by the operating system to hold information that you cut or copy it, ready to be pasted at a later time.
B
A stylesheet saved in CSS format with a .css file extension. This allows the stylesheet to be attached to each webpage to define how to display the content layer of a webpage, without the page needing to contain the style tags. If a number of cascading stylesheets are used, the multiple style definitions will cascade into one.
C
The computer's main back-up memory where applications software, documents and data filesare stored.
D
Network
Question 11 Explanation: 
A hard disk drive (HDD) is a non-volatile computer storage device containing magnetic disks or platters rotating at high speeds. It is a secondary storage device used to store data permanently, random access memory (RAM) being the primary memory device. A hard disk drive is also known as a hard drive.
Question 12 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following is equal to one Gbps?
A
1000bps
B
1000000bps
C
100000000bps
D
1000000000bps
Question 12 Explanation: 
Gigabit per secondMegabit per second
1 Gbps1,000 Mbps
2 Gbps2,000 Mbps
3 Gbps3,000 Mbps
4 Gbps4,000 Mbps
Question 13 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The goal of a..... is to bring down a web server by overloading it with access requests
A
Dos attack
B
Malicious Spyware
C
Rootkit
D
Scareware
Question 13 Explanation: 
Server Overload happens when conditions cause a server to exhaust its resources so that it fails to handle incoming requests. For example, the server will no longer be responsive to requests from its email and web servers as it fails to process them, and the applications will no longer function for users.
Question 14 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
input screen
A
Central processing unit
B
A computer that provides network computers/workstations with controlled access to shared resources.
C
The part of a computer screen where a user types in the data or uses a touch screen or pointing device to choose an option.
D
A temporary storage area used by the operating system to hold information that you cut or copy it, ready to be pasted at a later time.
Question 15 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Type of memory that is read only and non-volatile
A
ROM
B
RAM
C
Virtual
D
Cache
Question 15 Explanation: 
ROM stands for Read Only Memory. The memory from which we can only read but cannot write on it. This type of memory is non-volatile. The information is stored permanently in such memories during manufacture.
Question 16 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which sorting algorithm is described by: split a list into individual lists, then combine these, two lists at a time.
A
Bubble
B
Merge
C
Insertion
D
None of these
Question 16 Explanation: 
A merge sort is a sorting algorithm that starts by splitting an unordered list of items into two halves called sublists. Then the algorithm repeatedly splits the sublists into smaller sublists until it reaches sublists of single elements.
Question 17 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A ..... is a display device that is packaged as a separate peripheral
A
Scanner
B
Biometer
C
Monitor
D
Projector
Question 17 Explanation: 
QuestionAnswer
A(n) ____ is a chip that controls the manipulation and display of graphics on a display device.GPU
A(n) ____ is a display device that is packaged as a separate peripheral.monitor
A(n) ____ is a single point in an electronic image.pixel
Question 18 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Base band System is
A
A networking system
B
Where the channel support. a single digital signal.
C
Both A & B are true
D
None is true
Question 18 Explanation: 
A baseband channel or lowpass channel (or system, or network) is a communication channel that can transfer frequencies that are very near zero. Frequency division multiplexing (FDM) allows an analog telephone wire to carry a baseband telephone call, concurrently as one or several carrier-modulated telephone calls.
Question 19 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A sales clerk at a checkout counter scanning a tag on an item rather than keying it into the system, is using-
A
Item data automation
B
Input automation
C
Source data automation
D
Scanning automation
Question 20 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
C in "DHCP" Stands for.....
A
Configuration
B
Cost
C
Central
D
None of these
Question 20 Explanation: 
Dynamic Host Configuration Protocol (DHCP) is a network management protocol used to automate the process of configuring devices on IP networks, thus allowing them to use network services such as DNS, NTP, and any communication protocol based on UDP or TCP.
There are 20 questions to complete.

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