| JA |
Jump Address |
| JAAS |
Java Authentication and Authorization Service |
| JAD |
Joint Application Design |
| JAE |
Java Application Environment |
| JAM |
Jyacc Application Manager |
| JANET |
Joint Academic Network, England |
| JAP |
Java Anon Proxy |
| JAR |
Java Archive |
| JASON |
Journal Articles Sent On Demand |
| JAXP |
Java API for XML Processing |
| JBIG |
Joint Bilevel Image Group |
| JBOD |
Just a Bunch Of Discs |
| JCA |
Java Connection Architecture |
| JCALS |
Joint Computer Aided Acquisition and Logistic Support System |
| JCB |
Job Conrol Block |
| JCC |
Java Competence Center |
| JCE |
Java Cryptography Extension |
| JCL |
Job Control Language (IBM) |
| JCP |
Java Community Process |
| JCS |
Job Control System |
| JCT |
Job Control Table |
| JDB |
Java Debugger |
| JDBC |
Java Data Base Connectivity |
| JDC |
Japanese Digital Cellular |
| JDK |
Java Developers/Development Kit |
| JECC |
Japan Electronic Computer Center |
| JEDEC |
Joint Electronic Devices Engineering Council |
| JEIDA |
Japan/Japanese Electronics Industry Development Association |
| JES |
Job Entry System |
| JESA |
Japan Engineering Standard Association |
| JESSI |
Joint European Submicron Silicon Initiative |
| JFC |
Java Foundation Class |
| JFET |
Johnson/Junction Field Effect Transistor |
| JFIF |
JPEG File Interchange Format |
| JFS |
Journal/Journaled/Java File System |
| JIB |
Job Information Block |
| JICST |
Japan Information Center of Science and Technology |
| JID |
Jabber Identifier |
| JIT |
Just In Time (Compiler) |
| JJ |
Josephson Junction |
| JMP |
Job Monitor Protocol |
| JMS |
Java Messaging Service |
| JMS |
Job Management System |
| JNDI |
Java Naming and Directory Interface |
| JNDSPI |
Java Naming and Directory Service Provider Interface |
| JNI |
Java Native Interface |
| JOL |
Job Orientation Language |
| JOSS |
Joint Object Services Submission |
| JOTA |
Jamboree On The Air |
| JPDA |
Java Platform Debugging Architecture |