Why network security is essential in Computer Networks - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the sentence to explain why network security is important.

Computer Networks

Network security helps protect data from [1] by unauthorized users.

Drag options to blanks, or click blank then click option'

Asharing

Baccess

Cstealing

Dignoring

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'access' instead of 'stealing' because access alone is not always harmful.

Network security is essential because it prevents unauthorized users from stealing sensitive data.

2fill in blank

medium

Complete the sentence to describe a benefit of network security.

Computer Networks

One benefit of network security is to prevent [1] attacks that can disrupt services.

Drag options to blanks, or click blank then click option'

Adenial-of-service

Bfriendly

Chelpful

Dspeed

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'speed' which is unrelated to attacks.

Network security helps prevent denial-of-service attacks, which disrupt network services.

3fill in blank

hard

Fix the error in the sentence about network security.

Computer Networks

Network security is not important because data is always safe from [1].

Drag options to blanks, or click blank then click option'

Acomputers

Bthreats

Cfriends

Dusers

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'users' which is too general and not always harmful.

The sentence is wrong because data is not always safe from threats without network security.

4fill in blank

hard

Fill both blanks to complete the explanation about network security.

Computer Networks

Network security protects [1] and [2] from unauthorized access.

Drag options to blanks, or click blank then click option'

Adata

Bhardware

Csoftware

Dusers

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'users' which are not protected but controlled.

Network security protects both data and software from unauthorized access to keep systems safe.

5fill in blank

hard

Fill all three blanks to complete the sentence about network security goals.

Computer Networks

The main goals of network security are [1], [2], and [3].

Drag options to blanks, or click blank then click option'

Aconfidentiality

Bavailability

Cintegrity

Dspeed

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'speed' which is not a core security goal.

The main goals of network security are confidentiality (keeping data secret), availability (keeping services running), and integrity (keeping data accurate).