IST EXAM QUESTIONS AND ANSWERS NEWEST RATED
A+ 2025/2026 UPDATED
How many binary combina ons are there in a byte?
a. 64
b. 128
c. 256
d. 512 - Ans C. 256
Using ____________ today's CPU's consist of over 1 billion _________?
a. Vacuum Tubes, Cells
b. Atomic Energy, Dust Par cles
c. Nanotechnology, Transistors
d. Terratechnology, Molecules - Ans C. Nanotechnology, transistors
If Windows 10 or MacOS X are insatlled on a consumer laptops, they are most likely examples
of _____ Opera ng Systems?
a. Server
b. Mobile
c. Desktop
d. Hybrid - Ans C. Desktop
Which type of RFID can be read at distances up to 100 meters?
a. GPS
b. Ac ve
c. Passive
d, RFIDx - Ans B. Ac ve
,The main circuit board of a computer is known as the _____?
a. Motherboard
b. CPU
c. System Unit
d. Front Side Bars - Ans A. Motherboard
Which CPU func on fetches and interprets instructrions from RAM?
a. ALU
b. Control Unit
c. Registers
d. Disk - Ans B. Control Unit
If you are running many applica ons at the same me or have many tabs open on your web
browser and your computer is slow whoch is the msot liekly the problem?
a. Need more RAM
b. need a faster CPU
c. Need faster internet
d. Need more hard driver space - Ans A. Need more RAM
_____ manages the overisght of IP addresses and domain names whereas ____ handles
domain name disputes
a. ICANN WIPO
b. DNS, WIPO
c. WIPO, ICANN
d. ARPANET, ICANN - Ans A. ICANN, WIPO
, h<ps://shop.nordstrom.com based on the picture what protocols are used when visi ng
Nordstrom.com
a. HTTP & SMTP
b. HTTP& TLS
c. TLS & SSL
d.FTP & TLS - Ans B. HTTP & TLS
Due to cloud comou ng which of the following compu ng func ons is less important to
everyday consumer compu ng?
a. accept input
b. process input
c. produce output
d. storage - Ans D. storage
Google Docs is an example of ______ whereas Amazon EC2 is an exmaple of
a. PAAS IAAS
b. IAAS SAAS
c. IAAS PAAS
d.SAAS IAAS - Ans D. SAAS, IAAS
Which network level protocol defines the route packets take?
a. TCP
b. DNS
c. UDP
d. IP - Ans D. IP
What advantages does RFID have over barcodes
A+ 2025/2026 UPDATED
How many binary combina ons are there in a byte?
a. 64
b. 128
c. 256
d. 512 - Ans C. 256
Using ____________ today's CPU's consist of over 1 billion _________?
a. Vacuum Tubes, Cells
b. Atomic Energy, Dust Par cles
c. Nanotechnology, Transistors
d. Terratechnology, Molecules - Ans C. Nanotechnology, transistors
If Windows 10 or MacOS X are insatlled on a consumer laptops, they are most likely examples
of _____ Opera ng Systems?
a. Server
b. Mobile
c. Desktop
d. Hybrid - Ans C. Desktop
Which type of RFID can be read at distances up to 100 meters?
a. GPS
b. Ac ve
c. Passive
d, RFIDx - Ans B. Ac ve
,The main circuit board of a computer is known as the _____?
a. Motherboard
b. CPU
c. System Unit
d. Front Side Bars - Ans A. Motherboard
Which CPU func on fetches and interprets instructrions from RAM?
a. ALU
b. Control Unit
c. Registers
d. Disk - Ans B. Control Unit
If you are running many applica ons at the same me or have many tabs open on your web
browser and your computer is slow whoch is the msot liekly the problem?
a. Need more RAM
b. need a faster CPU
c. Need faster internet
d. Need more hard driver space - Ans A. Need more RAM
_____ manages the overisght of IP addresses and domain names whereas ____ handles
domain name disputes
a. ICANN WIPO
b. DNS, WIPO
c. WIPO, ICANN
d. ARPANET, ICANN - Ans A. ICANN, WIPO
, h<ps://shop.nordstrom.com based on the picture what protocols are used when visi ng
Nordstrom.com
a. HTTP & SMTP
b. HTTP& TLS
c. TLS & SSL
d.FTP & TLS - Ans B. HTTP & TLS
Due to cloud comou ng which of the following compu ng func ons is less important to
everyday consumer compu ng?
a. accept input
b. process input
c. produce output
d. storage - Ans D. storage
Google Docs is an example of ______ whereas Amazon EC2 is an exmaple of
a. PAAS IAAS
b. IAAS SAAS
c. IAAS PAAS
d.SAAS IAAS - Ans D. SAAS, IAAS
Which network level protocol defines the route packets take?
a. TCP
b. DNS
c. UDP
d. IP - Ans D. IP
What advantages does RFID have over barcodes
