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WorksheetsCS quiz 2
Total questions: 25
Worksheet time: 17mins
Name
Class
Date
1.
Convert 1101 to denary
a)
13
b)
11
c)
16
d)
3
2.
Convert A2 to denary
a)
162
b)
12
c)
104
d)
66
3.
How many values can be represented with 4 bits?
a)
16
b)
8
c)
4
d)
32
4.
What value is equal to 2,000,000 MB?
a)
2GB
b)
2TB
c)
2KB
d)
2 Bytes
5.
Which of these is not a boolean operator?
a)
IF
b)
AND
c)
OR
d)
NOT
6.
What is an advantage of the star topology?
a)
Operational Simplicity
b)
Cheap
c)
Least cable needed
d)
Data passes through each computer
7.
What is a disadvantage of the ring topology?
a)
One device goes down the network fails
b)
expensive
c)
Difficult to install
d)
Not suitable for small networks
8.
What is an advantage of the bus topology?
a)
Cheap
b)
Easy to set up
c)
performance gets better with more devices added
d)
Fastest
9.
Which of these is not a type of error?
a)
Syntax
b)
Logic
c)
Various
d)
Runtime
10.
Why is a logic error harder to identify
a)
Because it doesn't always create an error/crash
b)
Because you have to fix it with a debugging tool
c)
Because its expensive
d)
Because it's normally hidden
11.
Which of these is not an output device?
a)
Microphone
b)
Speaker
c)
Monitor
d)
Printer
12.
Which of these is not an input device?
a)
USB stick
b)
Mouse
c)
Conceptual Keyboard
d)
MIDI Keyboard
13.
Which of these is the cheapest form of storage
a)
USB Stick
b)
SSD
c)
HDD
d)
CD
14.
Which CPU will perform the best in most situations?
A - Quad-Core 1.2GHZ
B - Dual-Core 2.4GHZ
C - Single-Core 4GHZ
A - Quad-Core 1.2GHZ
B - Dual-Core 2.4GHZ
C - Single-Core 4GHZ
a)
A
b)
A and B
c)
C
d)
A, B and C
15.
What line does a logic error occur in this code if you were trying to output a message when the player gets 100 coins:
coin <- 0
IF player lands on coin THEN
coin = 15
IF coin = 100 THEN
OUTPUT "You Win"
ELSE
OUTPUT "Loser"
coin <- 0
IF player lands on coin THEN
coin = 15
IF coin = 100 THEN
OUTPUT "You Win"
ELSE
OUTPUT "Loser"
a)
4
b)
3
c)
2
d)
5
16.
What does RAM do?
a)
Temporarily store open programs and files
b)
Permanently store data
c)
Temporarily hold CPU memory
d)
Temporarily execute instructions
17.
Which of the fields could be a foreign key?
a)
Student ID
b)
Email
c)
Faculty
d)
Last Name
18.
Which of these is not an SQL command?
a)
INSERT INTO
b)
UPDATE
c)
UPLOAD
d)
DELETE
19.
Which is the 3rd stage of the SDLC?
a)
Specification Requirements
b)
Design
c)
Implementation
d)
Testing
20.
What is an advantage of the Spiral model?
a)
High degree of risk analysis
b)
Cheap
c)
Simple and Easy to use
d)
Good for small projects
21.
Which of these is not a SDLC model?
a)
V-Shaped
b)
Spiral
c)
Waterfall
d)
Continuous
22.
What is the biggest form of storage out of the following?
a)
SSD
b)
RAM
c)
USB Stick
d)
DVD
23.
Which is true about ROM?
a)
Holds the bootstrap
b)
Holds open files
c)
Can be edited
d)
Holds network cables
24.
What is an advantage of prototyping
a)
Cheap
b)
Quick
c)
Allows feedback from a client
d)
Always creates a better solution
25.
Where is L3 cache found?
a)
CPU
b)
Motherboard
c)
RAM
d)
ROM
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