Quick Revision

GK One-Line Question & Answer

15541+ short questions with short answers, covering every category and sub-category on the site — no long articles to scroll through. Good for a fast recap before an exam, or a few minutes of daily practice.

Looking for exam process/strategy questions instead? Try the Exam Preparation FAQ →

Computer Fundamentals → Introduction to Computer 38

Kubernetes is used for?
Container orchestration
click to copy
Ansible is used for?
Configuration management and automation
click to copy
Terraform is used for?
Infrastructure as Code (IaC)
click to copy
AWS stands for?
Amazon Web Services
click to copy
Azure is cloud platform by?
Microsoft
click to copy
GCP stands for?
Google Cloud Platform
click to copy
Serverless computing means?
Developers don't manage server infrastructure
click to copy
CDN stands for?
Content Delivery Network
click to copy
Load balancer distributes?
Network traffic across multiple servers
click to copy
Horizontal scaling means?
Adding more servers to distribute load
click to copy
Vertical scaling means?
Increasing resources (RAM/CPU) of existing server
click to copy
High availability refers to?
System designed to minimize downtime
click to copy
Disaster recovery plan is for?
Recovering from catastrophic failures
click to copy
RPO in disaster recovery stands for?
Recovery Point Objective
click to copy
RTO stands for in disaster recovery?
Recovery Time Objective
click to copy
Which memory type is fastest in a computer hierarchy?
Registers
click to copy
Which file system supports files larger than 4GB?
NTFS
click to copy
Defragmentation improves?
Hard disk access speed by reorganizing fragmented files
click to copy
Which command formats a drive in Windows?
format
click to copy
Disk partitioning divides?
Physical disk into logical sections
click to copy
MBR stands for?
Master Boot Record
click to copy
GPT stands for in storage?
GUID Partition Table
click to copy
MBR supports maximum disk size of?
2 TB
click to copy
Which protocol resolves domain to IP?
DNS
click to copy
IMAP vs POP3: IMAP?
Keeps mail on server, syncs across devices
click to copy
Which protocol provides secure remote shell access?
SSH
click to copy
SFTP stands for?
Secure FTP
click to copy
VPN tunnel encrypts?
All traffic between client and VPN server
click to copy
Which OSI layer handles physical transmission?
Layer 1
click to copy
Parity check detects how many bit errors?
Single bit errors
click to copy
CRC stands for?
Cyclic Redundancy Check
click to copy
Which network device regenerates signal without processing data?
Repeater
click to copy
VLAN stands for?
Virtual Local Area Network
click to copy
QoS in networking stands for?
Quality of Service
click to copy
BGP stands for?
Border Gateway Protocol
click to copy
OSPF stands for?
Open Shortest Path First
click to copy
Token Ring uses which topology?
Ring
click to copy
CSMA/CD is used in?
Ethernet
click to copy

Computer Fundamentals → Operating System Basics 1

The operating system scheduler is responsible for?
Allocating CPU time to processes
click to copy

Computer Fundamentals → Internet Basics 1

POP3 downloads email and?
Usually deletes from server
click to copy