WorksheetsWeek 1 Review
Total questions: 60
Worksheet time: 30mins
Name
Class
Date
1.
1 AND 0
a)
0
b)
1
2.
Large storage space, slow access
a)
RAM
b)
Cache
c)
Registers
d)
Hard drive
3.
1 OR 1
a)
0
b)
1
4.
1 XOR 1
a)
0
b)
1
5.
0 NAND 0
a)
0
b)
1
6.
1 NOR 1
a)
0
b)
1
7.
0 XOR 1
a)
0
b)
1
8.
1 NOR 0
a)
0
b)
1
9.
a)
XNOR
b)
AND
c)
NAND
d)
OR
e)
NOR
10.
a)
AND
b)
NAND
c)
OR
d)
NOR
e)
XOR
11.
a)
XOR
b)
AND
c)
NAND
d)
OR
e)
NOR
12.
a)
NAND
b)
AND
c)
OR
d)
NOR
e)
XOR
13.
a)
NOT
b)
AND
c)
NAND
d)
OR
e)
NOR
14.
a)
OR
b)
AND
c)
NAND
d)
NOR
e)
XOR
15.
What is the main circuit board in a computer that connects all the components, including the CPU, RAM, and storage devices?
a)
Power Supply Unit
b)
Graphics Card
c)
Motherboard
d)
Hard Drive
16.
What is the gate that is used to store data in SSDs?
a)
NAND
b)
AND
c)
NOR
d)
OR
17.
The ________ is for storage, while the _____ is for memory.
a)
Hard drive, RAM
b)
RAM, Hard drive
18.
The CPU can store a lot of data
a)
True
b)
False
19.
SSDs can store a lot of data
a)
True
b)
False
20.
Small storage space, fast access
a)
RAM
b)
Hard drive
c)
USB
d)
GPU
21.
1 AND 1
a)
0
b)
1
22.
Where does the CPU fit into on the motherboard?
a)
PCIe Slot
b)
Control Slot
c)
CPU Socket
d)
Power Connector
23.
What is the connector that connects to SSDs is called?
a)
PCIe Slot
b)
SATA Connector
c)
Memory Connector
d)
DIMM Slot
24.
The names of the two chips in the old chipsets
a)
North Bridge
b)
Upper Chip
c)
East Bridge
d)
South Bridge
e)
Lower Chip
25.
The physical size, shape, and layout of the motherboard is called the
a)
Face
b)
Form Factor
c)
Dimensions
d)
Board Form
26.
The most common layout in modern computers is:
a)
AT (Advanced Technology)
b)
ITX (Information Technology eXtended)
c)
ATX (Advanced Technology eXtended)
d)
BTX (Balanced Technology eXtended)
27.
What is the CPU die?
a)
The external casing of the CPU
b)
The actual silicon chip inside the CPU where the transistors are located
c)
The cooling component that dissipates heat
d)
The power supply for the CPU
28.
a)
NOR
b)
AND
c)
NAND
d)
OR
e)
XOR
29.
Micro ATX is:
a)
rectangular
b)
square
c)
round
d)
triangle
30.
On top of the CPU die is the:
a)
IHS (Integrated Heat Spreader)
b)
PSU (Power Supply Unit)
c)
GPU (Graphics Processing Unit)
d)
RAM (Random Access Memory)
31.
As technology has advanced, the size of transistors on modern processors has dramatically decreased. What is the typical size of transistors in current advanced processors?
a)
500 nanometers
b)
100 nanometers
c)
10 nanometers
d)
1 millimeter
32.
Which of these is not on the CPU?
a)
RAM (Random Access Memory)
b)
Cores
c)
Shared L3 Cache Memory
d)
Integrated Graphics Processor
e)
Memory Controller
33.
Which of these is not connected to the CPU?
a)
DRAM (Dynamic Random Access Memory)
b)
Graphics Card (GPU)
c)
WiFi
d)
Motherboard
34.
Which of these is not a part of the graphics card in the video?
a)
SSD
b)
Integrated Circuit
c)
Voltage regulator module
d)
Heat sink
e)
VRAM chips (Video RAM)
35.
What does the VRM, or voltage regulator module, do?
a)
Converts AC power to DC power
b)
Regulates the voltage supplied to the CPU and other components
c)
Provides cooling to the CPU
36.
An SSD consumes more watts than a GPU
a)
True
b)
False
37.
A GPU core is simpler than a CPU core
a)
True
b)
False
38.
0 OR 0
a)
0
b)
1
39.
The GPU is faster than the CPU at parallel processing
a)
True
b)
False
40.
Up to how many bits can be used to represent a unicode character?
a)
16
b)
32
c)
64
d)
128
41.
SSDs store data:
a)
Temporarily in 3D NAND
b)
Temporarily in 3D NOR
c)
Permanently in 3D NAND
d)
Permanently in 3D NOR
42.
How many bits are needed to represent an ASCII character?
a)
7 bits
b)
4 bits
c)
6 bits
d)
8 bits
e)
16 bits
43.
How many possible values exist for ASCII characters?
a)
128
b)
256
c)
12,800
d)
25,600
44.
Converting from characters to binary is called?
a)
Encoding
b)
Switching
c)
Compression
d)
Encryption
45.
What does UTF stand for?
a)
Universal Text Format
b)
Unicode Transformation Format
c)
Unified Text Function
d)
Unique Text File
46.
In the IEEE 754 single-precision format, how many bits are allocated for the exponent?
a)
11
b)
8
c)
23
d)
4
47.
About how many possible options exist for unicode characters?
a)
4 billion (2^32)
b)
40 thousand (2^32)
c)
8 million (2^16)
d)
1 million (2^16)
48.
What is the difference between UTF-32 and UTF-8?
a)
UTF-32 uses a variable-length encoding scheme, while UTF-8 uses a fixed length of 4 bytes for all characters.
b)
UTF-8 uses a variable-length encoding scheme, allowing characters to be represented with 1 to 4 bytes, while UTF-32 uses a fixed length of 4 bytes for all characters.
c)
UTF-32 is only compatible with Latin characters, while UTF-8 supports all character sets.
d)
UTF-8 is primarily used for internal processing, while UTF-32 is used for external data exchange.
49.
In a two's complement binary number, where is the bit which tells you if the number is negative or positive located?
a)
The bit on the right
b)
The bit on the left
c)
The fourth bit
50.
Where do negative numbers always have a 1 in two's complement?
a)
In the most significant bit
b)
In the least significant bit
c)
Next to another 1
51.
You have this negative two's complement number in 6 bits: 11 0001. How would you turn it into an 8 bit number?
a)
0011 0001
b)
1011 0001
c)
1111 0001
52.
How do you increase the bits of a positive two's complement number?
a)
Add leading 0s
b)
Add leading 1s
53.
How do you increase the bits of a negative two's complement number?
a)
Add leading 0s
b)
Add leading 1s
54.
How to convert from positive to negative two's complement numbers?
a)
Add 1 to the positive number and then flip all the bits.
b)
Subtract 1 from the positive number and then flip all the bits.
c)
Flip all the bits of the positive number and add 1.
d)
Flip all the bits of the positive number and subtract 1.
55.
What is the positive equivalent of the two's complement number 1001 0001?
a)
0010 1111
b)
1110 1110
c)
0110 1111
d)
0111 0001
56.
What is the negative equivalent of the two's complement number 0001 0111?
a)
1110 1001
b)
1110 1011
c)
1101 1010
d)
1111 0111
57.
What is overflow in two's complement addition?
a)
Adding two positive numbers, having the most significant bit end up as 1.
b)
Adding two negative numbers, having the most significant bit turn out as 0.
c)
Adding two negative numbers, having the most significant bit turn out as 1.
d)
Adding two positive numbers, having the most significant bit end up as 0.
58.
What is the primary purpose of the IEEE 754 standard?
a)
To define memory hierarchy
b)
To standardize floating-point arithmetic
c)
To set guidelines for operating systems
d)
To define integer representation
59.
Which of the following is not a component of an IEEE 754 floating-point number?
a)
Sign bit
b)
Mantissa
c)
Exponent
d)
Index
60.
In IEEE 754, what is the range of the exponent for normalized single-precision floating-point numbers?
a)
-1022 to +1023
b)
-255 to +255
c)
-511 to +512
d)
−126 to +127
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