☰ Contents · Computing

Control work on information security

Lessons 34 · 1 lessons · N. I. Taylaqov (general editor), A. B. Akhmedov, M. D. Pardayeva, A. A. Abdug‘aniyev, U. M. Mirsanov. Informatics and Information Technologies, Grade 11, 1st edition. “Extremum-press”, Tashkent, 2018
Answers are for parents and teachers.
1
How many variants does a 7-digit numeric code have?
2
1 GB = 1024 MB. How many seconds does it take to transfer a 4 GB file at 128 Mbit/s? (Multiply the MB by 8)
3
A worm doubles every hour. Starting from 1, how many after 12 hours?
4
Write 3 changes from your personal security plan (what you do now and what you will improve). Do not write a real password.
5
Write the one safety rule from Chapter III that you consider most important, and why.