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Tech+ Unit 1 Test

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.
Which of the following describes a storage device like a USB drive that connects directly to a computer.
a)
NAS
b)
DAS
c)
GPU
d)
Shared Drive
2.

Which of the following temporarily moves and stores data the fastest?

a)
RAM
b)
M.2
c)
CPU Cache
d)
CDROM
3.
Which of the following cable types would connect an SSD drive to the motherboard and support data transfer.
a)
PSU
b)
CPU
c)
SATA
d)
Northbridge
4.
Which of the following describes the unique number that is given to every application on an operating system?
a)
PID
b)
PS
c)
M.2
d)
Task
5.
Which term describes the low level code within an operating system that is responsible for interacting with hardware, process management, and memory management?
a)
CPU
b)
Task Manager
c)
Kernel
d)
IOT
6.
Which of the following would be an embedded operating system?
a)
Type I Hypervisor
b)
Type II Hypervisor
c)
Amazon Alexa
d)
Windows Server
7.
Which of the following allows a virtual operating system to interact directly with hardware?
a)
Type I Hypervisor
b)
Type II Hypervisor
c)
Amazon Alexa
d)
Windows Server
8.
What is the first thing an operating system does when it is powered on?
a)
Boots an operating system
b)
Checks for updates
c)
POST
d)
BIOS
9.
Which of the following describes and .iso file?
a)
It is a type of zip file that needs to be extracted before use.
b)
It is an exact copy of the 0's and 1's found on a CDROM
c)
It is an executable file
d)
It is a graphics file
10.
When an operating system is hard coded into a computer chip it is called?
a)
Flashed Code
b)
Hard Code
c)
Firmware
d)
Software
11.
Which of the following types of RAM would be inserted into a laptop?
a)
DDR
b)
DIMM
c)
UNIDIMM
d)
Mini-RAM
12.
Which of the following is an example of NAS
a)
A device that shares a folder over the network
b)
A device that hosts a service like SSH
c)
A device with a hard coded operating system
d)
A device that provides direct storage like a USB drive
13.
Which type of kernel does Windows use?
a)
SD
b)
UEFI
c)
M.2
d)
NT
14.
Which type of disk drive would you recommend for a user that wants to build an extremely fast gaming PC.
a)
HDD
b)
M.2
c)
SSD
d)
ROM
15.
Anything that retains data after the power is turned off is considered
a)
volatile
b)
non-volatile
16.
What are the 4 processes of a computer?
a)
Input, Output, Processing, Storage
b)
Input, Output, Power, Storage
c)
Input, Output, Process, Self-Test
d)
Inside, Outside, Programming, Self-Testing
17.
Which of the following hard drive types has a spinning disk?
a)
SSD
b)
M.2
c)
HDD
d)
RAM
18.
Which of the following transfers data between the RAM and the CPU
a)
Optical Drive
b)
M.2
c)
GPU
d)
Data Bus
19.

What is the maximum Base-10 (decimal) value of a 4-bit Binary (Base-2) number?

a)

15

b)

255

c)

8

d)

4

20.

How many Bytes are in 5 ASCII characters?

a)

5

b)

10

c)

1

d)

2

21.

What does CMOS store?

a)

Changes to the BIOS

b)

Your personal files

c)

OS updates

d)

The Hypervisor

22.

Which of the following statements correctly describes the relationship between ASCII and Unicode?

a)

Unicode is a subset of ASCII.

b)

ASCII and Unicode are completely unrelated.

c)

ASCII is a subset of Unicode.

d)

ASCII uses more bits than Unicode.

23.

The process of destroying an HDD with a strong magnet is called:

a)

Defragmentation

b)

Degaussing

c)

Formatting

d)

Encryption

24.

What is the primary advantage of Unicode over ASCII?

a)

It uses fewer bits

b)

It supports only English

c)

It can represent many world languages and emojis

d)

Unicode requires special hardware to display text.

25.

The main function of an Operating System (OS) is to:

a)

Design websites

b)

Manage hardware and software resources

c)

Power the computer

d)

Store documents

26.

The fastest memory in a computer is:

a)

Dynamic RAM

b)

Static RAM (CPU cache)

c)

Hard drive

d)

Virtual memory

27.

What is the main purpose of the sudo command in Ubuntu?

a)

To switch between open windows

b)

To schedule automatic system updates

c)

To execute commands with administrative (root) privileges

d)

To shut down the computer immediately

28.

Which command is used in Ubuntu to change the current working directory?

a)

ls

b)

cd

c)

pwd

d)

mkdir

29.

In Ubuntu file permissions, what does rwx stand for?

a)

Read, Write, Execute

b)

Run, Write, Exit

c)

Read, Work, Exchange

d)

Rename, Write, Execute

30.

What does the "chmod" command do in Ubuntu?

a)

Change the system time and date

b)

Change the ownership of a file

c)

Change file permissions

d)

Change the system hostname

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