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WorksheetsJava e informatikes Maarif
Total questions: 88
Worksheet time: 2hrs 54mins
The principal founder of the Microsoft Corporation is:
Steve Jobs
Bill Gates
Larry Page
Clint Bezos
Apple Inc is a multinational technology company founded by:
Steve Jobs, Steve Wozniak and Ronald Wayne
Steve Wozniak, Ronald Wayne and Larry Page
Ronald Wayne, Larry Page and Bill Gates
Bill Gates and Steve Jobs
A computer is a digital machine, good at:
following a set of mathematical equations
following a set of instructions called an algorithm
following clever programs
following a list of encrypted data
Which of the following is NOT a type of network connection?
NFC
Bluetooth
Cellular
Cable
Linux
To receive a document or data from another computer or the Internet.
Share
Upload
Download
Copy and paste
To send a document or data to another computer or post online.
Share
Upload
Download
Copy and paste
Which of these is a streaming video service?
UTorrent
Netflix
Spotify
Best Buy
True or False: The Internet is an example of a WAN.
True
False
True or False: Your home network is an example of a LAN.
True
False
True or False: LAN is bigger than WAN
True
False
This type of network is more secure
Internet
Intranet
The speed of an internet connection is known as its _________.
Bandwidth
ISP
Router
Broadband
Which of the following broadband technologies is the fastest?
DSL
Satellite
Broadband cable
3G cellular
Which of these cellular signals usually provides the fastest download speeds?
3G
4G
LTE
5G
What are two advantages of a Wi-Fi network over a cellular network?
Accessible from more places.
Speed is faster.
Cost less money to transfer data.
Mobility.
What is the hardware within the computer used to connect the computer to another
computer, a router, or a server over a Local Area Network?
RAM
DSL
Network adapter
USB to HDMI adapter
What is the main purpose of routers?
Routers connect computers to nearby wireless devices, such as headphones and speakers.
Routers connect computers and choose the path that information takes from one computer to another.
Routers increase the speed of a network’s internet connection by decreasing the latency.
Routers translate a website’s name into an IP address.
Which two frequency bands are used by wireless LANs?
The 88MHz band and the 206MHz band.
The 800MHz band and the 1.2GHz band.
The 2.4GHz band and the 5GHz band.
The 54MHz band and the 300GHz band.
What cable do we use to connect a computer to the router directly?
Ethernet
Coaxial
Phone line
USB
Which of these is a example of IP ADDRESS ?
12-44-0989
IP9847
192.168. 1.1
42/90/435/0
Your computer shows that you are connected to Wifi, but the Internet doesn't work. You already checked that the router is plugged in and powered on. Checking your network settings shows that there is a problem between your computer and the router. Which of the following might resolve the issue?
Download the "ifixit" app from the Internet
Restart your router.
Change your SSID
Switch to WPA 2
Ann’s cable modem has only one Ethernet port and does not support wireless connections. What must she add to her network in order to share her Internet connection with her laptop, tablet and smart phone?
A wireless broadband router.
A network printer.
An optical network terminal.
A satellite dish.
Sue made a big bowl of popcorn and is planning to stream four hours of Disney movies to her cell-enabled tablet. Why has she opted to use Wi-Fi for her movie night?
Wi-Fi gives a clearer picture.
Using Wi-Fi won’t impact her data plan.
Wi-Fi provides for true surround-sound.
No special reason; Sue is just being whimsical.
A network that has a large capacity, covers a large geographical area, and combines multiple communication channels is known as what type of network?
MAN
SAN
WAN
LAN
The term for a computer with no network is
client/server
peer to peer
null
standalone
Which topology has a common connection point?
Star
Ring
Bus
Tree
The full form of WLAN
Wireless Local Area Network
Local Area Network
Personal Area Network
Wide Area Network
Networking helps in minimizing the overall cost.
True
False
Protocols is the set of rules that governs the communication.
False
True
The network that connects multiple LAN within city is
LAN
WAN
PAN
MAN
FTP stands for File Transfer Protocol
True
False
Which is not a network topology?
Tree
Ring
Bus
Cloud
The stylesheet is used to
code the css page.
link css to the html page.
add css to notepad++
link java script to the html page.
What is the proper CSS format for background color?
back-ground color:orange:
backgroundcolor-orange;
background:color:orange;
background-color:orange;
What is the proper code for an unordered list?
ul
ol
il
al
Which one is the largest heading?
h1
h2
h4
h6
Which one is the smallest heading?
h1
h2
h4
h6
Every html page is required to have a linked CSS page.
True
False
Comments in coding is used to help
the programmer
anyone viewing the website
the editor of the code
the reader of the code
Every element of html coding must have an opening and closing tag.
True
False
What is the proper code for an ordered list?
ul
il
ol
al
What is the proper way to code a website title using HTML
title{
New Website}
<title>New Website</title>
.tile New Website
<title>New Website<title>
What HTML code is used to center the words on the page when the coding starts on the left margin?
right-align;
<center></center>
left-align;
<middle></middle>
What is the correct code for a paragraph in CSS?
P
<p> </p>
.p
p{
}
Windows is a/n ........... created by Microsoft
Computer
Web Browser
Operating System
Wordprocessor
The main workspace of a Windows computer is called the ________
Desktop
Folder
Taskbar
Shortcut
The icon in this image is most likely a ________.
Folder
File
Shortcut
Document
Supposing you're having trouble locating a file on your computer. Which of the following are good places to look for the file? Select all that apply.
The Recycle Bin
The Downloads folder
Default folders like My Documents
The screensaver
If you want to move a window, you can click and drag the ________.
taskbar
Start button
Close button
top of the window
Suppose you have several windows open on your desktop, but some of them are hidden behind other windows. What is the easiest way to switch to one of the hidden windows?
Press Ctrl+Alt+Delete on your keyboard
Press your computer's Power button
Click the icon on the taskbar
Close all programs and reopen them one-by-one
True or False:
When you move a file to the Recycle Bin, it will be immediately deleted from your computer.
True
False
When you double-click a file on the desktop, it will open in the ________.
Start menu
most recently-opened application
default application for that file type
Control Panel
True or False:
You can only have one user account on a Windows computer.
True
False
When would you use the Ctrl+Alt+Delete keyboard shortcut?
When you want to delete a file
When a program first opens
When you first boot up your computer
When a program is unresponsive
Which of these are correct ways to uninstall an application?
Select all that apply.
From Desktop
From Control Panel
From Start Menu
From Command Prompt (with given code)
Which shortcut is for copying selected file/text?
CTRL + A
CTRL + X
CTRL + C
CTRL + V
Which shortcut is for pasting previously copied file/text?
CTRL + A
CTRL + X
CTRL + C
CTRL + V
Which shortcut is to cut selected file/text?
CTRL + A
CTRL + X
CTRL + C
CTRL + V
Which shortcut is for selecting all files/text in current area?
CTRL + A
CTRL + X
CTRL + C
CTRL + V
Which operator do you use to compare?
==
&&
||
=
What is the output of the following code:
int a, b, c;
a = 10;
b = 2;
c = 3;
cout<<a+b+c;
22
10
15
16
If number of grapes is the variable 'grapes' and the number of apples is 'apples', how would you have the if condition that checks whether you have more grapes than apples?
if (grapes<=apples)
if (grapes>=apples)
if (grapes>apples)
if (grapes==apples)
Ergonomics is related to human....
comfort
safety
both comfort and safety
none of the answers
Improper lighting, glare, noise and other conditions can contribute to ergonomic problems.
true
false
Ergonomic issues often occur in the office environment.
true
false
Eye and vision issues can be reduced when working with computers by doing the following:
taking breaks to rest eyes
increasing reflections on the screen
using brighter lights that increase glare on the screen
sitting 4 feet from the computer screen
The computer mouse should be next to the keyboard and appropriately placed for a left- or right-hand user.
true
false
Which of the following is a risk factor associated with ergonomics?
awkward posture
sufficient recovery time between computer tasks
changing tasks often so that the employee doesn't perform the same motion every few seconds or on a continuous basis
Improper lighting, glare, noise and other conditions can contribute to ergonomic problems.
true
false
Doing repetitive, regular activities on a computer don't contribute to ergonomic issues.
true
false
When keying on a computer, the operator should do which of the following:
keep elbows straight
make the shoulders and upper arms stiff
have the keyboard and mouse just out of reach
keep wrists straight while keying
How do you define ergonomics?
Lower back pain.
The way you complete technology assignments.
Pain caused by typing.
A science that deals with designing and arranging things so that people can use them easily and safely.
What does posture mean?
the way you sit or stand
the way your computer sits
the technology created for this class
the way you log on to the computer and submit information
The top of the computer monitor should line up with...
the top of your head
your chin
your eyes
the top of your ear
When sitting at a desk typing your elbows should be at what degree angle?
90
80
50
20
When sitting at a desk your feet should be...
flat on the floor
crossed
propped up
in the chair
How far away should your computer screen be?
at the end of your desk
arms length
20 feet
on the other side of the desk
