Quiz
2.1.6 Networks
Create a free account to finish this quiz
Save your progress and see your final score.
Already have an account? Sign in
Questions in this quiz (22)
1A Local Area Network (LAN) is...
- Aconfined to one site such as an office or a school campus. - connected using equipment owned by the organisation. - maintained by the organisation (or it maybe be outsourced).
- Bconfined to one or more sites such as an office or a school campus. - connected using equipment. - maintained by the organisation.
- Cconfined to one site such as an office or a school campus. - connected using equipment owned by the organisation. - maintained by one person, usually an IT manager.
2Wide Area Network's (WAN)...
- Aoften connect only 2 LANs together. - make use of publicly available telecoms facilities. - allow businesses to function from any location.
- Boften connect LANs together. - make use of publicly available telecoms facilities. - allow businesses to function from any location.
- Coften connect only 2 LANs together. - make use of private telecoms facilities. - allow businesses to function from any location.
3A Network Interface Card (NIC) is...
- Aa physical device that generates and receives suitable electrical signals.
- Ba physical device that receives suitable electrical signals.
- Ca physical device that generates and receives suitable signals.
4A Router...
- Areceives data in the form of packets and forwards them on.
- Breceives data in the form of pulses and forwards them to their destination.
- Creceives data in the form of packets and forwards them to their destination.
5A client-server network is when...
- Aone server provides services to many client machines where the users work.
- Bone or more servers provide services to a few client machines where the users work.
- Cone or more servers provide limited services to many client machines where the users work.
- Done or more servers provide services to many client machines where the users work.
6Advantages of a client-server network are...
- Anetwork functions are handled by dedicated machines. - clients can provide for the immediate needs of the user. - this is an efficient, high speed model.
- Bnetwork functions are handled by dedicated machines. - clients can provide for the immediate needs of the user most of the time. - this is sometimes an efficient, high speed model.
- Cnetwork functions are handled by dedicated machines. - clients can provide for the immediate needs of the user. - this is an efficient model.
- Dnetwork functions are handled by a single machine. - clients can provide for the immediate needs of the user. - this is an efficient, high speed model.
7In a peer-to-peer network...
- Aall computers are equal. Each computer serves the needs of the user as well as carrying out networking functions.
- Ball computers are equal. Each computer serves the needs of the user.
- Csome computers are equal. Each computer serves the needs of the user as well as carrying out networking functions.
- Dmost computers are equal. Each computer serves the needs of the user as well as carrying out limited networking functions.
8Dis-advantages of a peer-to-peer network are...
- Amaintenance is more difficult with a dedicated server. - security is poor. - they tend to be slow because of the amount of clients.
- Bmaintenance is more difficult because of the number of clients. - security is poor. - they tend to be slow because of the amount of multi-tasking.
- Cmaintenance is more difficult with a dedicated server. - security is poor. - they tend to be slow because of the amount of multi-tasking.
- Dmaintenance is more difficult with a dedicated server. - security is non-existent. - they tend to be slow because of the amount of multi-tasking.
9The three main network topologies are...
- ARing, Bus & Wave.
- BRing, Line & Star.
- CStar, Bus & Circle.
- DRing, Bus & Star.
10Sending data in a network requires rules and standards. By sharing these rules, different networks and different devices can can talk to each other. A protocol is...
- Aa set of rules that covers data communications.
- Ba set of rules that covers how data moves between hosts.
- Ca set of rules that covers the use of data packets.
- Da set of rules that identifies which packets of data can be sent.
11Which of the following lists contains only VALID network protocols?
- ADNS, FTD, HTTP, POP4
- BDNS, FTP, HTTP, POP3
- CFTP, HTTP, TLS, DNS
- DFTP, HTTP, SSL, DNA
12Networks involve linking many devices which poses potential security threats because data can be accessed at multiple locations.Which of the following is a valid list of security measures?
- ABackups, Archives, Failunder, Disaster site, Authentication & Acceptable use policies (AUP).
- BBackups, Archives, Failover, Disaster recovery, Authentication & Acceptable use policies (AUP).
- CBackups, Archives, Failover, Disaster recovery, Authentication & Acceptable policies (AP).
- DBackups, Archives, Failover, Disaster recovery, Syncing & Acceptable use policies (AUP).
13The internet is a means of connecting millions of computers and computer networks across the world. The connections are made through routers, servers and other transmission media like fibre-optic cables. The internet is used for...
- Ahe transmission of all sorts of information such as text, graphics, voice, video and computer programs.
- Bretrieving all sorts of information such as text, graphics, voice, video and computer programs.
- Cposting of all sorts of information such as text, graphics, voice, video and computer programs.
- Dthe transmission of all sorts of information such as text and graphics only.
14The world wide web is...
- Aone of the facilities that makes use of the internet. It consists of millions of pages written in HTML only.
- Bone of two facilities that makes use of the internet. It consists of billions of pages written in HTML or its derivatives.
- Cthe only facilities that makes use of the internet. It consists of billions of pages written in HTML.
- Done of the facilities that makes use of the internet. It consists of billions of pages written in HTML.
15A URL (Uniform Resource Locator) is a standard way of describing a resource on the internet. It consists of a domain name and may include a path to the file itself. In the following URL which section is the path to the server? http://www.hoddereducation.co.uk/Title/943656934594390/OCR_Computing_for_GCSE
- ATitle/943656934594390
- Bhttp://www.hoddereducation.co.uk/
- COCR_Computing_for_GCSE
16In the following URL which section is the domain?
http://www.hoddereducation.co.uk/Title/943656934594390/OCR_Computing_for_GCSE- ATitle/943656934594390/
- Bhttp://www.hoddereducation.co.uk/
- Chttp://
- DOCR_Computing_for_GCSE
17In the following URL which section refers to the web page?
http://www.hoddereducation.co.uk/Title/943656934594390/OCR_Computing_for_GCSE- Ahttp://www.hoddereducation.co.uk
- BTitle/943656934594390/
- COCR_Computing_for_GCSE
18A JPG file is used to...
- Astore bit-mapped images using lossless compression.
- Bstore still images using lossy compression.
- Crepresent digital audio using lossy compression.
19A PDF file is used to...
- Arepresent documents in the same way no matter what software is being used to display them.
- Bstore bit-mapped images using lossless compression.
- Crepresent digital audio using lossy compression.
20File compression means reducing the size of a file. This usually done in order to...
- Ai) save storage space on media. ii) reduce transmission times on a network.
- Bi) save storage space. ii) reduce transmission times on the internet.
- Ci) save storage space online. ii) reduce file sizes.
21Lossy compression is when...
- Afiles are compressed by removing some data that is less essential for the purpose.
- Bfiles are compressed by removing half the data of a selected file.
- Cfiles are compressed with no loss of essential data.
22Lossless compression is when
- Afiles are compressed with severe loss of essential data.
- Bfiles are compressed with no loss of any data.
- Cfiles are compressed with no loss of essential data.
Information
- Description
- A short quiz for the A451 GCSE comuting topic on networks
- Author
- Lavington ICT
- Language
- English
- Views
- 313
- Tags
- Rating
- 2.3 out of 5 · 10 ratings Rate this quiz