9626_s17_qp_33
A paper of Information Technology, 9626
Questions:
11
Year:
2017
Paper:
3
Variant:
3
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1
A bank has strategies in place to safeguard its information technology (IT) services. You have been asked to check and update the strategies that are designed to try and prevent IT disasters from happening, the strategy for disaster recovery management and the strict password policy. Describe how you would use risk analysis to check the strategy for disaster recovery management. The bank’s strict password policy has rejected these two passwords: abc 1234AAA Explain why they have been rejected. Explain the precautions that you would take to try and prevent a disaster happening to the data used by the IT services.
14. Communications technology  →  14.10. Disaster recovery management
Open
3
Frank is a web designer who writes his own code and uses JavaScript on his webpages. He wants to print his name on every page. He creates two versions of the code to run his JavaScript on the webpage. These versions are represented here: Version 1: document.write ("My name is Frank "); Version 2: where the instructions for writing Frank’s name are in the file called “FranksJavaScriptcode.js” Explain why Frank prefers to use Version 2 of the code.
21. Programming for the web  →  21.1. Programming for the web
Open
4
A wide area network uses a number of different protocols. Describe each of the following wide area network (WAN) protocols. HDLC: Frame relay: An updated version of a free operating system has to be downloaded quickly. The operating system is contained in a very large file. There is a choice of using ‘BitTorrent’ or file transfer protocol (FTP) for the download. Explain, with reasons, which method of download would be preferable. Describe how a network router provides connectivity between a home network and the internet.
14. Communications technology  →  14.6. Network protocols
Open
10
A large, profitable manufacturing company wishes to replace its current computer system with a new one. The company employs a large workforce in many different departments. The time to be taken for the implementation is not important but the new system must work as efficiently as possible. The company has chosen the most appropriate method of implementation to suit its circumstances. Identify the chosen method and explain, with reasons, why the company has chosen this compared to other methods.
16. System life cycle  →  16.5. Implementation
16. System life cycle  →  16.7. Evaluation
Open
11
A large company employs a small team of workers to design a new, complex product. They all work on the same site and need to discuss possible designs and costings and to exchange documentation on a weekly basis. Network connections are intermittent. The company could use video-conferencing or face-to-face meetings for the workers’ discussions. Identify, giving reasons, the more appropriate method.
16. System life cycle  →  16.9. Prototyping
16. System life cycle  →  16.7. Evaluation
16. System life cycle  →  16.6. Documentation
Open