GFACT CERTIFICATION EXAM AND STUDY GUIDE
NEWEST 2026 TEST BANK| COMPLETE 650 REAL EXAM
QUESTIONS AND CORRECT VERIFIED ANSWERS/
GRADED A+| GFACT CERTIFICATION EXAM PREP
2026 (BRAND NEW!!)
1. What does it mean when a computer program is "multi-
threaded"?
A) It calls multiple external libraries
B) It has multiple serial numbers for different users
C) It can run multiple chunks of code concurrently
D) It has multiple functions defined in the program
Answer: C
Rationale: A multi-threaded program can execute multiple
threads (chunks of code) concurrently, allowing parallel
processing and improved performance on multi-core systems .
1
,2. Which of the following Linux permissions would allow the
owner of a file to read, write, and execute a file while allowing
everyone else to read and execute?
A) 755
B) 777
C) 644
D) 411
Answer: A
Rationale: 755 gives the owner read/write/execute (7), and the
group and others read and execute (5 each) .
3. What is used to access the address of a variable in the C
Programming Language?
A) &stuff
B) *stuff
2
,C) {stuff}
D) [stuff]
Answer: A
Rationale: The ampersand (&) operator in C returns the memory
address of a variable .
4. In which directory are Linux logs generally found?
A) /var
B) /bin
C) /boot
D) /mnt
Answer: A
Rationale: System logs are stored in /var/log. The /var directory
contains variable data that grows over time, including log files .
3
, 5. What is the software or firmware platform that hosts a virtual
machine called?
A) Guest System
B) Hypervisor
C) Container
D) Operating System
Answer: B
Rationale: A hypervisor is the software layer that creates, runs,
and manages virtual machines, abstracting the underlying
hardware .
6. Which of the following commands will set or modify an
environment variable?
A) export
B) grep
4
NEWEST 2026 TEST BANK| COMPLETE 650 REAL EXAM
QUESTIONS AND CORRECT VERIFIED ANSWERS/
GRADED A+| GFACT CERTIFICATION EXAM PREP
2026 (BRAND NEW!!)
1. What does it mean when a computer program is "multi-
threaded"?
A) It calls multiple external libraries
B) It has multiple serial numbers for different users
C) It can run multiple chunks of code concurrently
D) It has multiple functions defined in the program
Answer: C
Rationale: A multi-threaded program can execute multiple
threads (chunks of code) concurrently, allowing parallel
processing and improved performance on multi-core systems .
1
,2. Which of the following Linux permissions would allow the
owner of a file to read, write, and execute a file while allowing
everyone else to read and execute?
A) 755
B) 777
C) 644
D) 411
Answer: A
Rationale: 755 gives the owner read/write/execute (7), and the
group and others read and execute (5 each) .
3. What is used to access the address of a variable in the C
Programming Language?
A) &stuff
B) *stuff
2
,C) {stuff}
D) [stuff]
Answer: A
Rationale: The ampersand (&) operator in C returns the memory
address of a variable .
4. In which directory are Linux logs generally found?
A) /var
B) /bin
C) /boot
D) /mnt
Answer: A
Rationale: System logs are stored in /var/log. The /var directory
contains variable data that grows over time, including log files .
3
, 5. What is the software or firmware platform that hosts a virtual
machine called?
A) Guest System
B) Hypervisor
C) Container
D) Operating System
Answer: B
Rationale: A hypervisor is the software layer that creates, runs,
and manages virtual machines, abstracting the underlying
hardware .
6. Which of the following commands will set or modify an
environment variable?
A) export
B) grep
4
