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Worksheetstest #1
Total questions: 50
Worksheet time: 27mins
Wifi stands for ________ ________
(a)
Which of the following firewall is most advanced and costly?
Packet filtering firewall
Application level firewall
Circuit level
Which one is not type of firewall?
Host Based
Memory based
Network based
Which layer converts digital data in to signals?
Network Layer
Application Layer
Physical layer
Transport layer
At network layer, data is stored in the form of what?
Packet
Frame
Bits
Segment
Which of the following is drawback of Hub?
It is half duplex
Does not store MAC address
Have less ports
All of this
Identify the device
Router
Firewall
Switch
Hub
How many bits does a MAC Address have?
32 bits
48 bits
68 bits
16 bits
Which of the following is the strongest topology?
BUS
RING
MESH
STAR
Which of the following will be used for city network?
LAN
MAN
WAN
None
Data communication system within a building or campus is________
MAN
LAN
PAN
WAN
The full form of word MAC in MAC address is
Mode Access capacity
Media Access Control
Mode alias control
Media Access capability
A __________ is a device that forwards packets between networks by processing the routing information included in the packet.
bridge
firewall
router
hub
Bluetooth is an example of __________
personal area network
local area network
wide area network
Metropolitan Area Network
Which is not a network topology?
Tree
Ring
Bus
Cloud
Which topology has a common connection point?
Star
Ring
Bus
Tree
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
Inter-connection of various devices is called ______
Internet
Chatting
Networking
PAN
Personal Advance Network
Personal Area Network
Personal Attachment Network
A (a) is a collection of Local Area Network within city
Ring topology is more reliable than Star topology
True
False
Nodes and servers have the same function
True
False
Peripheral devices connected to the network are _______
Workstation
Resources
Servers
The Worlds largest network computer network is _________
Server
Internet
Both (a) & (b)
Range of 'class C' IP Address.
128-191
192-223
191-223
192-224
which command is used to remove files in redhat linux ?
dm
rm
erase
delete
what is the full form of ssh ?
secure shell
silent shell
service shell
super shell
What is the core of a Linux Operating System?
Kernel
Shell
Command
GUI
Who is the creator of Linux?
Steve Jobs
Bill Gates
Linus Torvalds
Jeff Bezos
./ What it does
view man command
Open a Windows
Lotus Web Server
Execute
Software used for installing Linux in Windows System.
Dual Boot
VirtualBox
Live OS
Interpreter
Which directory should be used to mount the storage devices, either temporarily or permanently ?
/mnt
/etc
/opt
/srv
Which directory in linux stores binary files which can only be run by root or sudo user ?
etc
bin
dev
sbin
Which of the following is not a Linux file permission?
Read
Write
Execute
Rename
Which command is used for creating folders in linux ?
touch
cat
mkdir
mv
The Kernel in Linux OS sits in between Hardware and application software
True
False
if normal user wants to run super users command he must be added in the which of the following file?
/etc/login.defs
/etc/sudoers
/etc/passwd
/etc/group
User passwords are stored in which file?
/etc/password
/root/password
/etc/passwd
/etc/shadow
which of the following command is used to change the file permission?
usermod
umask
chage
chmod
Which of the following command is file editor command ?
cat
vi
echo
grep
All configuration files are stored under which directory
/home/etc
/etc
/bin
/
Who can change the password of any user?
Everyone
Super user
Supervisor
End-User
FTP TCP and UDP
18 and 19
20 and 21
25 and 26
8-9
what is Port 110?
DNS
HTTPS
IMAP4
POP3
Which protocol is used to send packets ?
Protokol yang digunakan untuk menghantar packet ?
INTERNET PROTOCOL (IP)
TCP
SMTP
FTP
What is the port number for HTTP?
23
443
80
60
