Y9 Autumn Assessment
Computers
9th Grade
CCSS covered
Used 31+ times
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25 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
A Trojan Horse is an example of a computer threat. Which of the following are also computer threats?
Virus
Firewall
Worm
Encryption
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A word has been encrypted with a caesar cipher using a key of 3, the result is ELQDUB. Which word was encrypted?
HOTDOG
QUELBD
CONAS%
BINARY
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How is the number 70 represented in binary?
01010101
01000110
01000111
00001111
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What would this binary number be written as in denary?
00110011
97
33
48
51
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What would this binary number be if it was written in hexadecimal?
00111010
#3A
#3B
#2A
#2B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Complete this binary addition
11111
11011
10101
11100
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Complete this binary addition
01110
100110
101110
111111
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