<\/span><\/h3>\n\n\n\na) Divide by zero<\/p>\n\n\n\n
b) Zero raised to the power 0<\/p>\n\n\n\n
c) Zero raised to a negative number<\/p>\n\n\n\n
d) Fraction exponent<\/p>\n\n\n\n
Answer: d) Fraction exponent<\/strong><\/p>\n\n\n\n<\/span>2. Where is the sign in COMP-3 fields stored?<\/span><\/h3>\n\n\n\na) In the first nibble<\/p>\n\n\n\n
b) In the last nibble<\/p>\n\n\n\n
c) In a separate byte<\/p>\n\n\n\n
d) COMP-3 does not store sign<\/p>\n\n\n\n
Answer: b) In the last nibble<\/strong><\/p>\n\n\n\n<\/span>3. Can JUSTIFIED be used with all data types?<\/span><\/h3>\n\n\n\na) Only numeric<\/p>\n\n\n\n
b) Only alphabetic<\/p>\n\n\n\n
c) Alphabetic and alphanumeric<\/p>\n\n\n\n
d) All data types<\/p>\n\n\n\n
Answer: c) Alphabetic and alphanumeric<\/strong><\/p>\n\n\n\n<\/span>4. Does OCCURS work at level 01?<\/span><\/h3>\n\n\n\na) Yes, always<\/p>\n\n\n\n
b) No, OCCURS cannot be used at level 01<\/p>\n\n\n\n
c) Only in nested structures<\/p>\n\n\n\n
d) Only in WORKING-STORAGE<\/p>\n\n\n\n
Answer: b) No, OCCURS cannot be used at level 01<\/strong><\/p>\n\n\n\n<\/span>5. What is file status 92?<\/span><\/h3>\n\n\n\na) Reading a file that is not open<\/p>\n\n\n\n
b) Opening a file and finding it empty<\/p>\n\n\n\n
c) Writing to a file opened for reading<\/p>\n\n\n\n
d) Invalid key used in indexed file<\/p>\n\n\n\n
Answer: a) Reading a file that is not open<\/strong><\/p>\n\n\n\n<\/span>How to Prepare for COBOL Interview?<\/span><\/h2>\n\n\n\nPreparing for a COBOL interview needs focus on both technical skills and practical mainframe knowledge.<\/p>\n\n\n\n
\u25cf Revise COBOL basics like divisions, data types, and file handling<\/p>\n\n\n\n
\u25cf Practice debugging common errors such as S0C7 and S0C4<\/p>\n\n\n\n
\u25cf Go through DB2 and JCL integration with COBOL<\/p>\n\n\n\n
\u25cf Work on real coding exercises involving arrays and file updates<\/p>\n\n\n\n
\u25cf Be ready to explain past project experiences clearly and confidently<\/p>\n\n\n\n